diff --git a/packages/kbn-rule-data-utils/src/alerts_as_data_rbac.ts b/packages/kbn-rule-data-utils/src/alerts_as_data_rbac.ts
index 48f9d705da27d..d167b17b83f23 100644
--- a/packages/kbn-rule-data-utils/src/alerts_as_data_rbac.ts
+++ b/packages/kbn-rule-data-utils/src/alerts_as_data_rbac.ts
@@ -26,17 +26,9 @@ export const AlertConsumers = {
 export type AlertConsumers = typeof AlertConsumers[keyof typeof AlertConsumers];
 export type STATUS_VALUES = 'open' | 'acknowledged' | 'closed' | 'in-progress'; // TODO: remove 'in-progress' after migration to 'acknowledged'
 
-export const mapConsumerToIndexName: Record<AlertConsumers, string | string[]> = {
-  apm: '.alerts-observability-apm',
-  logs: '.alerts-observability.logs',
-  infrastructure: '.alerts-observability.metrics',
-  observability: '.alerts-observability',
-  siem: '.alerts-security.alerts',
-  uptime: '.alerts-observability.uptime',
-};
-export type ValidFeatureId = keyof typeof mapConsumerToIndexName;
+export type ValidFeatureId = AlertConsumers;
 
-export const validFeatureIds = Object.keys(mapConsumerToIndexName);
+export const validFeatureIds = Object.values(AlertConsumers).map((v) => v as string);
 export const isValidFeatureId = (a: unknown): a is ValidFeatureId =>
   typeof a === 'string' && validFeatureIds.includes(a);
 
diff --git a/x-pack/plugins/monitoring/common/es_glob_patterns.test.ts b/x-pack/plugins/monitoring/common/es_glob_patterns.test.ts
index 64250d0b3c5ae..0b868a418a61b 100644
--- a/x-pack/plugins/monitoring/common/es_glob_patterns.test.ts
+++ b/x-pack/plugins/monitoring/common/es_glob_patterns.test.ts
@@ -19,7 +19,7 @@ const testIndices = [
   '.ds-metrics-system.process.summary-default-2021.05.25-00000',
   '.kibana_shahzad_9',
   '.kibana-felix-log-stream_8.0.0_001',
-  '.kibana_smith_alerts-observability-apm-000001',
+  '.kibana_smith_alerts-observability.apm.alerts-000001',
   '.ds-logs-endpoint.events.process-default-2021.05.26-000001',
   '.kibana_dominiqueclarke54_8.0.0_001',
   '.kibana-cmarcondes-19_8.0.0_001',
@@ -63,7 +63,7 @@ const onlySystemIndices = [
   '.ds-metrics-system.process.summary-default-2021.05.25-00000',
   '.kibana_shahzad_9',
   '.kibana-felix-log-stream_8.0.0_001',
-  '.kibana_smith_alerts-observability-apm-000001',
+  '.kibana_smith_alerts-observability.apm.alerts-000001',
   '.ds-logs-endpoint.events.process-default-2021.05.26-000001',
   '.kibana_dominiqueclarke54_8.0.0_001',
   '.kibana-cmarcondes-19_8.0.0_001',
@@ -85,7 +85,7 @@ const kibanaNoTaskIndices = [
   '.kibana_shahzad_1',
   '.kibana_shahzad_9',
   '.kibana-felix-log-stream_8.0.0_001',
-  '.kibana_smith_alerts-observability-apm-000001',
+  '.kibana_smith_alerts-observability.apm.alerts-000001',
   '.kibana_dominiqueclarke54_8.0.0_001',
   '.kibana-cmarcondes-19_8.0.0_001',
   '.kibana_dominiqueclarke55-alerts-8.0.0-000001',
diff --git a/x-pack/plugins/observability/public/pages/alerts/index.tsx b/x-pack/plugins/observability/public/pages/alerts/index.tsx
index 751307196fa19..6e2323bb4c54b 100644
--- a/x-pack/plugins/observability/public/pages/alerts/index.tsx
+++ b/x-pack/plugins/observability/public/pages/alerts/index.tsx
@@ -72,7 +72,6 @@ export function AlertsPage({ routeParams }: AlertsPageProps) {
           registrationContexts: [
             'observability.apm',
             'observability.logs',
-            'observability.infrastructure',
             'observability.metrics',
             'observability.uptime',
           ],
diff --git a/x-pack/plugins/observability/server/routes/rules.ts b/x-pack/plugins/observability/server/routes/rules.ts
index a9039e4a66211..b4682116f1205 100644
--- a/x-pack/plugins/observability/server/routes/rules.ts
+++ b/x-pack/plugins/observability/server/routes/rules.ts
@@ -6,6 +6,7 @@
  */
 
 import * as t from 'io-ts';
+import { Dataset } from '../../../rule_registry/server';
 import { createObservabilityServerRoute } from './create_observability_server_route';
 import { createObservabilityServerRouteRepository } from './create_observability_server_route_repository';
 
@@ -24,7 +25,7 @@ const alertsDynamicIndexPatternRoute = createObservabilityServerRoute({
     const { namespace, registrationContexts } = params.query;
     const indexNames = registrationContexts.flatMap((registrationContext) => {
       const indexName = ruleDataService
-        .getRegisteredIndexInfo(registrationContext)
+        .findIndexByName(registrationContext, Dataset.alerts)
         ?.getPrimaryAlias(namespace);
 
       if (indexName != null) {
diff --git a/x-pack/plugins/rule_registry/README.md b/x-pack/plugins/rule_registry/README.md
index ef9a3252c41d7..ad2080aa1f44a 100644
--- a/x-pack/plugins/rule_registry/README.md
+++ b/x-pack/plugins/rule_registry/README.md
@@ -73,7 +73,7 @@ await plugins.ruleRegistry.createOrUpdateComponentTemplate({
 await plugins.ruleRegistry.createOrUpdateIndexTemplate({
   name: plugins.ruleRegistry.getFullAssetName('apm-index-template'),
   body: {
-    index_patterns: [plugins.ruleRegistry.getFullAssetName('observability-apm*')],
+    index_patterns: [plugins.ruleRegistry.getFullAssetName('observability.apm*')],
     composed_of: [
       // Technical component template, required
       plugins.ruleRegistry.getFullAssetName(TECHNICAL_COMPONENT_TEMPLATE_NAME),
@@ -85,7 +85,7 @@ await plugins.ruleRegistry.createOrUpdateIndexTemplate({
 // Finally, create the rule data client that can be injected into rule type
 // executors and API endpoints
 const ruleDataClient = new RuleDataClient({
-  alias: plugins.ruleRegistry.getFullAssetName('observability-apm'),
+  alias: plugins.ruleRegistry.getFullAssetName('observability.apm'),
   getClusterClient: async () => {
     const coreStart = await getCoreStart();
     return coreStart.elasticsearch.client.asInternalUser;
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client.ts b/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client.ts
index 090978949e2fd..d8e3a3bae7b02 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client.ts
@@ -13,14 +13,13 @@ import type {
   getEsQueryConfig as getEsQueryConfigTyped,
   getSafeSortIds as getSafeSortIdsTyped,
   isValidFeatureId as isValidFeatureIdTyped,
-  mapConsumerToIndexName as mapConsumerToIndexNameTyped,
   STATUS_VALUES,
+  ValidFeatureId,
 } from '@kbn/rule-data-utils';
 import {
   getEsQueryConfig as getEsQueryConfigNonTyped,
   getSafeSortIds as getSafeSortIdsNonTyped,
   isValidFeatureId as isValidFeatureIdNonTyped,
-  mapConsumerToIndexName as mapConsumerToIndexNameNonTyped,
   // @ts-expect-error
 } from '@kbn/rule-data-utils/target_node/alerts_as_data_rbac';
 
@@ -42,11 +41,11 @@ import {
   SPACE_IDS,
 } from '../../common/technical_rule_data_field_names';
 import { ParsedTechnicalFields } from '../../common/parse_technical_fields';
+import { Dataset, RuleDataPluginService } from '../rule_data_plugin_service';
 
 const getEsQueryConfig: typeof getEsQueryConfigTyped = getEsQueryConfigNonTyped;
 const getSafeSortIds: typeof getSafeSortIdsTyped = getSafeSortIdsNonTyped;
 const isValidFeatureId: typeof isValidFeatureIdTyped = isValidFeatureIdNonTyped;
-const mapConsumerToIndexName: typeof mapConsumerToIndexNameTyped = mapConsumerToIndexNameNonTyped;
 
 // TODO: Fix typings https://github.com/elastic/kibana/issues/101776
 type NonNullableProps<Obj extends {}, Props extends keyof Obj> = Omit<Obj, Props> &
@@ -71,6 +70,7 @@ export interface ConstructorOptions {
   authorization: PublicMethodsOf<AlertingAuthorization>;
   auditLogger?: AuditLogger;
   esClient: ElasticsearchClient;
+  ruleDataService: RuleDataPluginService;
 }
 
 export interface UpdateOptions<Params extends AlertTypeParams> {
@@ -115,15 +115,17 @@ export class AlertsClient {
   private readonly authorization: PublicMethodsOf<AlertingAuthorization>;
   private readonly esClient: ElasticsearchClient;
   private readonly spaceId: string | undefined;
+  private readonly ruleDataService: RuleDataPluginService;
 
-  constructor({ auditLogger, authorization, logger, esClient }: ConstructorOptions) {
-    this.logger = logger;
-    this.authorization = authorization;
-    this.esClient = esClient;
-    this.auditLogger = auditLogger;
+  constructor(options: ConstructorOptions) {
+    this.logger = options.logger;
+    this.authorization = options.authorization;
+    this.esClient = options.esClient;
+    this.auditLogger = options.auditLogger;
     // If spaceId is undefined, it means that spaces is disabled
     // Otherwise, if space is enabled and not specified, it is "default"
     this.spaceId = this.authorization.getSpaceId();
+    this.ruleDataService = options.ruleDataService;
   }
 
   private getOutcome(
@@ -666,15 +668,18 @@ export class AlertsClient {
         authorizedFeatures.add(ruleType.producer);
       }
 
-      const toReturn = Array.from(authorizedFeatures).flatMap((feature) => {
-        if (featureIds.includes(feature) && isValidFeatureId(feature)) {
-          if (feature === 'siem') {
-            return `${mapConsumerToIndexName[feature]}-${this.spaceId}`;
-          } else {
-            return `${mapConsumerToIndexName[feature]}`;
-          }
+      const validAuthorizedFeatures = Array.from(authorizedFeatures).filter(
+        (feature): feature is ValidFeatureId =>
+          featureIds.includes(feature) && isValidFeatureId(feature)
+      );
+
+      const toReturn = validAuthorizedFeatures.flatMap((feature) => {
+        const indices = this.ruleDataService.findIndicesByFeature(feature, Dataset.alerts);
+        if (feature === 'siem') {
+          return indices.map((i) => `${i.baseName}-${this.spaceId}`);
+        } else {
+          return indices.map((i) => i.baseName);
         }
-        return [];
       });
 
       return toReturn;
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.test.ts b/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.test.ts
index 9e1941f779722..1187d4675787b 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.test.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.test.ts
@@ -13,6 +13,8 @@ import { loggingSystemMock } from 'src/core/server/mocks';
 import { securityMock } from '../../../security/server/mocks';
 import { AuditLogger } from '../../../security/server';
 import { alertingAuthorizationMock } from '../../../alerting/server/authorization/alerting_authorization.mock';
+import { ruleDataPluginServiceMock } from '../rule_data_plugin_service/rule_data_plugin_service.mock';
+import { RuleDataPluginService } from '../rule_data_plugin_service';
 
 jest.mock('./alerts_client');
 
@@ -24,6 +26,7 @@ const alertsClientFactoryParams: AlertsClientFactoryProps = {
   getAlertingAuthorization: (_: KibanaRequest) => alertingAuthMock,
   securityPluginSetup,
   esClient: {} as ElasticsearchClient,
+  ruleDataService: (ruleDataPluginServiceMock.create() as unknown) as RuleDataPluginService,
 };
 
 const fakeRequest = ({
@@ -64,6 +67,7 @@ describe('AlertsClientFactory', () => {
       logger: alertsClientFactoryParams.logger,
       auditLogger,
       esClient: {},
+      ruleDataService: alertsClientFactoryParams.ruleDataService,
     });
   });
 
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.ts b/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.ts
index 43a3827b28972..c1ff6d5d56ea9 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/alerts_client_factory.ts
@@ -5,10 +5,11 @@
  * 2.0.
  */
 
-import { ElasticsearchClient, KibanaRequest, Logger } from 'src/core/server';
 import { PublicMethodsOf } from '@kbn/utility-types';
-import { SecurityPluginSetup } from '../../../security/server';
+import { ElasticsearchClient, KibanaRequest, Logger } from 'src/core/server';
 import { AlertingAuthorization } from '../../../alerting/server';
+import { SecurityPluginSetup } from '../../../security/server';
+import { RuleDataPluginService } from '../rule_data_plugin_service';
 import { AlertsClient } from './alerts_client';
 
 export interface AlertsClientFactoryProps {
@@ -16,6 +17,7 @@ export interface AlertsClientFactoryProps {
   esClient: ElasticsearchClient;
   getAlertingAuthorization: (request: KibanaRequest) => PublicMethodsOf<AlertingAuthorization>;
   securityPluginSetup: SecurityPluginSetup | undefined;
+  ruleDataService: RuleDataPluginService | null;
 }
 
 export class AlertsClientFactory {
@@ -26,6 +28,7 @@ export class AlertsClientFactory {
     request: KibanaRequest
   ) => PublicMethodsOf<AlertingAuthorization>;
   private securityPluginSetup!: SecurityPluginSetup | undefined;
+  private ruleDataService!: RuleDataPluginService | null;
 
   public initialize(options: AlertsClientFactoryProps) {
     /**
@@ -40,6 +43,7 @@ export class AlertsClientFactory {
     this.logger = options.logger;
     this.esClient = options.esClient;
     this.securityPluginSetup = options.securityPluginSetup;
+    this.ruleDataService = options.ruleDataService;
   }
 
   public async create(request: KibanaRequest): Promise<AlertsClient> {
@@ -50,6 +54,7 @@ export class AlertsClientFactory {
       authorization: getAlertingAuthorization(request),
       auditLogger: securityPluginSetup?.audit.asScoped(request),
       esClient: this.esClient,
+      ruleDataService: this.ruleDataService!,
     });
   }
 }
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/tests/bulk_update.test.ts b/x-pack/plugins/rule_registry/server/alert_data_client/tests/bulk_update.test.ts
index 11066ffddfadd..3606d90d22414 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/tests/bulk_update.test.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/tests/bulk_update.test.ts
@@ -18,6 +18,8 @@ import { elasticsearchClientMock } from 'src/core/server/elasticsearch/client/mo
 import { alertingAuthorizationMock } from '../../../../alerting/server/authorization/alerting_authorization.mock';
 import { AuditLogger } from '../../../../security/server';
 import { AlertingAuthorizationEntity } from '../../../../alerting/server';
+import { ruleDataPluginServiceMock } from '../../rule_data_plugin_service/rule_data_plugin_service.mock';
+import { RuleDataPluginService } from '../../rule_data_plugin_service';
 
 const alertingAuthMock = alertingAuthorizationMock.create();
 const esClientMock = elasticsearchClientMock.createElasticsearchClient();
@@ -30,6 +32,7 @@ const alertsClientParams: jest.Mocked<ConstructorOptions> = {
   authorization: alertingAuthMock,
   esClient: esClientMock,
   auditLogger,
+  ruleDataService: (ruleDataPluginServiceMock.create() as unknown) as RuleDataPluginService,
 };
 
 const DEFAULT_SPACE = 'test_default_space_id';
@@ -78,7 +81,7 @@ describe('bulkUpdate()', () => {
   describe('ids', () => {
     describe('audit log', () => {
       test('logs successful event in audit logger', async () => {
-        const indexName = '.alerts-observability-apm.alerts';
+        const indexName = '.alerts-observability.apm.alerts';
         const alertsClient = new AlertsClient(alertsClientParams);
         esClientMock.mget.mockResolvedValueOnce(
           elasticsearchClientMock.createApiResponse({
@@ -107,7 +110,7 @@ describe('bulkUpdate()', () => {
                 {
                   update: {
                     _id: fakeAlertId,
-                    _index: '.alerts-observability-apm.alerts',
+                    _index: '.alerts-observability.apm.alerts',
                     result: 'updated',
                     status: 200,
                   },
@@ -135,7 +138,7 @@ describe('bulkUpdate()', () => {
       });
 
       test('audit error access if user is unauthorized for given alert', async () => {
-        const indexName = '.alerts-observability-apm.alerts';
+        const indexName = '.alerts-observability.apm.alerts';
         const alertsClient = new AlertsClient(alertsClientParams);
         esClientMock.mget.mockResolvedValueOnce(
           elasticsearchClientMock.createApiResponse({
@@ -181,7 +184,7 @@ describe('bulkUpdate()', () => {
       });
 
       test('logs multiple error events in audit logger', async () => {
-        const indexName = '.alerts-observability-apm.alerts';
+        const indexName = '.alerts-observability.apm.alerts';
         const alertsClient = new AlertsClient(alertsClientParams);
         esClientMock.mget.mockResolvedValueOnce(
           elasticsearchClientMock.createApiResponse({
@@ -257,7 +260,7 @@ describe('bulkUpdate()', () => {
   describe('query', () => {
     describe('audit log', () => {
       test('logs successful event in audit logger', async () => {
-        const indexName = '.alerts-observability-apm.alerts';
+        const indexName = '.alerts-observability.apm.alerts';
         const alertsClient = new AlertsClient(alertsClientParams);
         esClientMock.search.mockResolvedValueOnce(
           elasticsearchClientMock.createApiResponse({
@@ -276,7 +279,7 @@ describe('bulkUpdate()', () => {
                 hits: [
                   {
                     _id: fakeAlertId,
-                    _index: '.alerts-observability-apm.alerts',
+                    _index: '.alerts-observability.apm.alerts',
                     _source: {
                       [ALERT_RULE_TYPE_ID]: 'apm.error_rate',
                       [ALERT_RULE_CONSUMER]: 'apm',
@@ -317,7 +320,7 @@ describe('bulkUpdate()', () => {
       });
 
       test('audit error access if user is unauthorized for given alert', async () => {
-        const indexName = '.alerts-observability-apm.alerts';
+        const indexName = '.alerts-observability.apm.alerts';
         const alertsClient = new AlertsClient(alertsClientParams);
         esClientMock.search.mockResolvedValueOnce(
           elasticsearchClientMock.createApiResponse({
@@ -336,7 +339,7 @@ describe('bulkUpdate()', () => {
                 hits: [
                   {
                     _id: fakeAlertId,
-                    _index: '.alerts-observability-apm.alerts',
+                    _index: '.alerts-observability.apm.alerts',
                     _source: {
                       [ALERT_RULE_TYPE_ID]: fakeRuleTypeId,
                       [ALERT_RULE_CONSUMER]: 'apm',
@@ -378,7 +381,7 @@ describe('bulkUpdate()', () => {
       });
 
       test('logs multiple error events in audit logger', async () => {
-        const indexName = '.alerts-observability-apm.alerts';
+        const indexName = '.alerts-observability.apm.alerts';
         const alertsClient = new AlertsClient(alertsClientParams);
         esClientMock.search.mockResolvedValueOnce(
           elasticsearchClientMock.createApiResponse({
@@ -397,7 +400,7 @@ describe('bulkUpdate()', () => {
                 hits: [
                   {
                     _id: successfulAuthzHit,
-                    _index: '.alerts-observability-apm.alerts',
+                    _index: '.alerts-observability.apm.alerts',
                     _source: {
                       [ALERT_RULE_TYPE_ID]: 'apm.error_rate',
                       [ALERT_RULE_CONSUMER]: 'apm',
@@ -407,7 +410,7 @@ describe('bulkUpdate()', () => {
                   },
                   {
                     _id: unsuccessfulAuthzHit,
-                    _index: '.alerts-observability-apm.alerts',
+                    _index: '.alerts-observability.apm.alerts',
                     _source: {
                       [ALERT_RULE_TYPE_ID]: fakeRuleTypeId,
                       [ALERT_RULE_CONSUMER]: 'apm',
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/tests/find_alerts.test.ts b/x-pack/plugins/rule_registry/server/alert_data_client/tests/find_alerts.test.ts
index 1e6601c7b0862..f103fd5778e83 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/tests/find_alerts.test.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/tests/find_alerts.test.ts
@@ -18,6 +18,8 @@ import { elasticsearchClientMock } from 'src/core/server/elasticsearch/client/mo
 import { alertingAuthorizationMock } from '../../../../alerting/server/authorization/alerting_authorization.mock';
 import { AuditLogger } from '../../../../security/server';
 import { AlertingAuthorizationEntity } from '../../../../alerting/server';
+import { ruleDataPluginServiceMock } from '../../rule_data_plugin_service/rule_data_plugin_service.mock';
+import { RuleDataPluginService } from '../../rule_data_plugin_service';
 
 const alertingAuthMock = alertingAuthorizationMock.create();
 const esClientMock = elasticsearchClientMock.createElasticsearchClient();
@@ -30,6 +32,7 @@ const alertsClientParams: jest.Mocked<ConstructorOptions> = {
   authorization: alertingAuthMock,
   esClient: esClientMock,
   auditLogger,
+  ruleDataService: (ruleDataPluginServiceMock.create() as unknown) as RuleDataPluginService,
 };
 
 const DEFAULT_SPACE = 'test_default_space_id';
@@ -90,7 +93,7 @@ describe('find()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _version: 1,
                 _seq_no: 362,
@@ -110,7 +113,7 @@ describe('find()', () => {
     );
     const result = await alertsClient.find({
       query: { match: { [ALERT_WORKFLOW_STATUS]: 'open' } },
-      index: '.alerts-observability-apm',
+      index: '.alerts-observability.apm.alerts',
     });
     expect(result).toMatchInlineSnapshot(`
       Object {
@@ -124,7 +127,7 @@ describe('find()', () => {
           "hits": Array [
             Object {
               "_id": "NoxgpHkBqbdrfX07MqXV",
-              "_index": ".alerts-observability-apm",
+              "_index": ".alerts-observability.apm.alerts",
               "_primary_term": 2,
               "_seq_no": 362,
               "_source": Object {
@@ -194,7 +197,7 @@ describe('find()', () => {
             "track_total_hits": undefined,
           },
           "ignore_unavailable": true,
-          "index": ".alerts-observability-apm",
+          "index": ".alerts-observability.apm.alerts",
           "seq_no_primary_term": true,
         },
       ]
@@ -221,7 +224,7 @@ describe('find()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _version: 1,
                 _seq_no: 362,
@@ -241,7 +244,7 @@ describe('find()', () => {
     );
     await alertsClient.find({
       query: { match: { [ALERT_WORKFLOW_STATUS]: 'open' } },
-      index: '.alerts-observability-apm',
+      index: '.alerts-observability.apm.alerts',
     });
 
     expect(auditLogger.log).toHaveBeenCalledWith({
@@ -252,7 +255,7 @@ describe('find()', () => {
   });
 
   test('audit error access if user is unauthorized for given alert', async () => {
-    const indexName = '.alerts-observability-apm';
+    const indexName = '.alerts-observability.apm.alerts';
     const fakeAlertId = 'myfakeid1';
     // fakeRuleTypeId will cause authz to fail
     const fakeRuleTypeId = 'fake.rule';
@@ -296,7 +299,7 @@ describe('find()', () => {
     await expect(
       alertsClient.find({
         query: { match: { [ALERT_WORKFLOW_STATUS]: 'open' } },
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       })
     ).rejects.toThrowErrorMatchingInlineSnapshot(`
             "Unable to retrieve alert details for alert with id of \\"undefined\\" or with query \\"[object Object]\\" and operation find 
@@ -326,7 +329,7 @@ describe('find()', () => {
     await expect(
       alertsClient.find({
         query: { match: { [ALERT_WORKFLOW_STATUS]: 'open' } },
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       })
     ).rejects.toThrowErrorMatchingInlineSnapshot(`
             "Unable to retrieve alert details for alert with id of \\"undefined\\" or with query \\"[object Object]\\" and operation find 
@@ -354,7 +357,7 @@ describe('find()', () => {
                 {
                   found: true,
                   _type: 'alert',
-                  _index: '.alerts-observability-apm',
+                  _index: '.alerts-observability.apm.alerts',
                   _id: 'NoxgpHkBqbdrfX07MqXV',
                   _version: 1,
                   _seq_no: 362,
@@ -378,7 +381,7 @@ describe('find()', () => {
       const alertsClient = new AlertsClient(alertsClientParams);
       const result = await alertsClient.find({
         query: { match: { [ALERT_WORKFLOW_STATUS]: 'open' } },
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       });
 
       expect(result).toMatchInlineSnapshot(`
@@ -393,7 +396,7 @@ describe('find()', () => {
             "hits": Array [
               Object {
                 "_id": "NoxgpHkBqbdrfX07MqXV",
-                "_index": ".alerts-observability-apm",
+                "_index": ".alerts-observability.apm.alerts",
                 "_primary_term": 2,
                 "_seq_no": 362,
                 "_source": Object {
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/tests/get.test.ts b/x-pack/plugins/rule_registry/server/alert_data_client/tests/get.test.ts
index 2f299142166d6..e04a04dbe3b8e 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/tests/get.test.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/tests/get.test.ts
@@ -18,6 +18,8 @@ import { elasticsearchClientMock } from 'src/core/server/elasticsearch/client/mo
 import { alertingAuthorizationMock } from '../../../../alerting/server/authorization/alerting_authorization.mock';
 import { AuditLogger } from '../../../../security/server';
 import { AlertingAuthorizationEntity } from '../../../../alerting/server';
+import { ruleDataPluginServiceMock } from '../../rule_data_plugin_service/rule_data_plugin_service.mock';
+import { RuleDataPluginService } from '../../rule_data_plugin_service';
 
 const alertingAuthMock = alertingAuthorizationMock.create();
 const esClientMock = elasticsearchClientMock.createElasticsearchClient();
@@ -30,6 +32,7 @@ const alertsClientParams: jest.Mocked<ConstructorOptions> = {
   authorization: alertingAuthMock,
   esClient: esClientMock,
   auditLogger,
+  ruleDataService: (ruleDataPluginServiceMock.create() as unknown) as RuleDataPluginService,
 };
 
 const DEFAULT_SPACE = 'test_default_space_id';
@@ -91,7 +94,7 @@ describe('get()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _version: 1,
                 _seq_no: 362,
@@ -109,7 +112,7 @@ describe('get()', () => {
         },
       })
     );
-    const result = await alertsClient.get({ id: '1', index: '.alerts-observability-apm' });
+    const result = await alertsClient.get({ id: '1', index: '.alerts-observability.apm.alerts' });
     expect(result).toMatchInlineSnapshot(`
       Object {
         "kibana.alert.rule.consumer": "apm",
@@ -173,7 +176,7 @@ describe('get()', () => {
             "track_total_hits": undefined,
           },
           "ignore_unavailable": true,
-          "index": ".alerts-observability-apm",
+          "index": ".alerts-observability.apm.alerts",
           "seq_no_primary_term": true,
         },
       ]
@@ -200,7 +203,7 @@ describe('get()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _version: 1,
                 _seq_no: 362,
@@ -218,7 +221,10 @@ describe('get()', () => {
         },
       })
     );
-    await alertsClient.get({ id: 'NoxgpHkBqbdrfX07MqXV', index: '.alerts-observability-apm' });
+    await alertsClient.get({
+      id: 'NoxgpHkBqbdrfX07MqXV',
+      index: '.alerts-observability.apm.alerts',
+    });
 
     expect(auditLogger.log).toHaveBeenCalledWith({
       error: undefined,
@@ -228,7 +234,7 @@ describe('get()', () => {
   });
 
   test('audit error access if user is unauthorized for given alert', async () => {
-    const indexName = '.alerts-observability-apm.alerts';
+    const indexName = '.alerts-observability.apm.alerts';
     const fakeAlertId = 'myfakeid1';
     // fakeRuleTypeId will cause authz to fail
     const fakeRuleTypeId = 'fake.rule';
@@ -269,7 +275,7 @@ describe('get()', () => {
       })
     );
 
-    await expect(alertsClient.get({ id: fakeAlertId, index: '.alerts-observability-apm.alerts' }))
+    await expect(alertsClient.get({ id: fakeAlertId, index: '.alerts-observability.apm.alerts' }))
       .rejects.toThrowErrorMatchingInlineSnapshot(`
             "Unable to retrieve alert details for alert with id of \\"myfakeid1\\" or with query \\"undefined\\" and operation get 
             Error: Error: Unauthorized for fake.rule and apm"
@@ -296,7 +302,7 @@ describe('get()', () => {
     esClientMock.search.mockRejectedValue(error);
 
     await expect(
-      alertsClient.get({ id: 'NoxgpHkBqbdrfX07MqXV', index: '.alerts-observability-apm' })
+      alertsClient.get({ id: 'NoxgpHkBqbdrfX07MqXV', index: '.alerts-observability.apm.alerts' })
     ).rejects.toThrowErrorMatchingInlineSnapshot(`
             "Unable to retrieve alert details for alert with id of \\"NoxgpHkBqbdrfX07MqXV\\" or with query \\"undefined\\" and operation get 
             Error: Error: something went wrong"
@@ -323,7 +329,7 @@ describe('get()', () => {
                 {
                   found: true,
                   _type: 'alert',
-                  _index: '.alerts-observability-apm',
+                  _index: '.alerts-observability.apm.alerts',
                   _id: 'NoxgpHkBqbdrfX07MqXV',
                   _version: 1,
                   _seq_no: 362,
@@ -347,7 +353,7 @@ describe('get()', () => {
       const alertsClient = new AlertsClient(alertsClientParams);
       const result = await alertsClient.get({
         id: 'NoxgpHkBqbdrfX07MqXV',
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       });
 
       expect(result).toMatchInlineSnapshot(`
diff --git a/x-pack/plugins/rule_registry/server/alert_data_client/tests/update.test.ts b/x-pack/plugins/rule_registry/server/alert_data_client/tests/update.test.ts
index 90ca2da06ccdf..b71bddff53696 100644
--- a/x-pack/plugins/rule_registry/server/alert_data_client/tests/update.test.ts
+++ b/x-pack/plugins/rule_registry/server/alert_data_client/tests/update.test.ts
@@ -18,6 +18,8 @@ import { elasticsearchClientMock } from 'src/core/server/elasticsearch/client/mo
 import { alertingAuthorizationMock } from '../../../../alerting/server/authorization/alerting_authorization.mock';
 import { AuditLogger } from '../../../../security/server';
 import { AlertingAuthorizationEntity } from '../../../../alerting/server';
+import { ruleDataPluginServiceMock } from '../../rule_data_plugin_service/rule_data_plugin_service.mock';
+import { RuleDataPluginService } from '../../rule_data_plugin_service';
 
 const alertingAuthMock = alertingAuthorizationMock.create();
 const esClientMock = elasticsearchClientMock.createElasticsearchClient();
@@ -30,6 +32,7 @@ const alertsClientParams: jest.Mocked<ConstructorOptions> = {
   authorization: alertingAuthMock,
   esClient: esClientMock,
   auditLogger,
+  ruleDataService: (ruleDataPluginServiceMock.create() as unknown) as RuleDataPluginService,
 };
 
 const DEFAULT_SPACE = 'test_default_space_id';
@@ -91,7 +94,7 @@ describe('update()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _source: {
                   [ALERT_RULE_TYPE_ID]: 'apm.error_rate',
@@ -109,7 +112,7 @@ describe('update()', () => {
     esClientMock.update.mockResolvedValueOnce(
       elasticsearchClientMock.createApiResponse({
         body: {
-          _index: '.alerts-observability-apm',
+          _index: '.alerts-observability.apm.alerts',
           _id: 'NoxgpHkBqbdrfX07MqXV',
           _version: 2,
           result: 'updated',
@@ -123,12 +126,12 @@ describe('update()', () => {
       id: '1',
       status: 'closed',
       _version: undefined,
-      index: '.alerts-observability-apm',
+      index: '.alerts-observability.apm.alerts',
     });
     expect(result).toMatchInlineSnapshot(`
       Object {
         "_id": "NoxgpHkBqbdrfX07MqXV",
-        "_index": ".alerts-observability-apm",
+        "_index": ".alerts-observability.apm.alerts",
         "_primary_term": 1,
         "_seq_no": 1,
         "_shards": Object {
@@ -150,7 +153,7 @@ describe('update()', () => {
             },
           },
           "id": "1",
-          "index": ".alerts-observability-apm",
+          "index": ".alerts-observability.apm.alerts",
           "refresh": "wait_for",
         },
       ]
@@ -177,7 +180,7 @@ describe('update()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _source: {
                   [ALERT_RULE_TYPE_ID]: 'apm.error_rate',
@@ -195,7 +198,7 @@ describe('update()', () => {
     esClientMock.update.mockResolvedValueOnce(
       elasticsearchClientMock.createApiResponse({
         body: {
-          _index: '.alerts-observability-apm',
+          _index: '.alerts-observability.apm.alerts',
           _id: 'NoxgpHkBqbdrfX07MqXV',
           _version: 2,
           result: 'updated',
@@ -209,7 +212,7 @@ describe('update()', () => {
       id: 'NoxgpHkBqbdrfX07MqXV',
       status: 'closed',
       _version: undefined,
-      index: '.alerts-observability-apm',
+      index: '.alerts-observability.apm.alerts',
     });
 
     expect(auditLogger.log).toHaveBeenCalledWith({
@@ -225,7 +228,7 @@ describe('update()', () => {
   });
 
   test('audit error update if user is unauthorized for given alert', async () => {
-    const indexName = '.alerts-observability-apm.alerts';
+    const indexName = '.alerts-observability.apm.alerts';
     const fakeAlertId = 'myfakeid1';
     // fakeRuleTypeId will cause authz to fail
     const fakeRuleTypeId = 'fake.rule';
@@ -271,7 +274,7 @@ describe('update()', () => {
         id: fakeAlertId,
         status: 'closed',
         _version: '1',
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       })
     ).rejects.toThrowErrorMatchingInlineSnapshot(`
             "Unable to retrieve alert details for alert with id of \\"myfakeid1\\" or with query \\"undefined\\" and operation update 
@@ -303,7 +306,7 @@ describe('update()', () => {
         id: 'NoxgpHkBqbdrfX07MqXV',
         status: 'closed',
         _version: undefined,
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       })
     ).rejects.toThrowErrorMatchingInlineSnapshot(`
             "Unable to retrieve alert details for alert with id of \\"NoxgpHkBqbdrfX07MqXV\\" or with query \\"undefined\\" and operation update 
@@ -332,7 +335,7 @@ describe('update()', () => {
               {
                 found: true,
                 _type: 'alert',
-                _index: '.alerts-observability-apm',
+                _index: '.alerts-observability.apm.alerts',
                 _id: 'NoxgpHkBqbdrfX07MqXV',
                 _source: {
                   [ALERT_RULE_TYPE_ID]: 'apm.error_rate',
@@ -354,7 +357,7 @@ describe('update()', () => {
         id: 'NoxgpHkBqbdrfX07MqXV',
         status: 'closed',
         _version: undefined,
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       })
     ).rejects.toThrowErrorMatchingInlineSnapshot(`"something went wrong on update"`);
     expect(auditLogger.log).toHaveBeenCalledWith({
@@ -389,7 +392,7 @@ describe('update()', () => {
                 {
                   found: true,
                   _type: 'alert',
-                  _index: '.alerts-observability-apm',
+                  _index: '.alerts-observability.apm.alerts',
                   _id: 'NoxgpHkBqbdrfX07MqXV',
                   _version: 2,
                   _seq_no: 362,
@@ -411,7 +414,7 @@ describe('update()', () => {
       esClientMock.update.mockResolvedValueOnce(
         elasticsearchClientMock.createApiResponse({
           body: {
-            _index: '.alerts-observability-apm',
+            _index: '.alerts-observability.apm.alerts',
             _id: 'NoxgpHkBqbdrfX07MqXV',
             _version: 2,
             result: 'updated',
@@ -429,13 +432,13 @@ describe('update()', () => {
         id: 'NoxgpHkBqbdrfX07MqXV',
         status: 'closed',
         _version: undefined,
-        index: '.alerts-observability-apm',
+        index: '.alerts-observability.apm.alerts',
       });
 
       expect(result).toMatchInlineSnapshot(`
         Object {
           "_id": "NoxgpHkBqbdrfX07MqXV",
-          "_index": ".alerts-observability-apm",
+          "_index": ".alerts-observability.apm.alerts",
           "_primary_term": 1,
           "_seq_no": 1,
           "_shards": Object {
diff --git a/x-pack/plugins/rule_registry/server/plugin.ts b/x-pack/plugins/rule_registry/server/plugin.ts
index ed6f19cd3af56..cb1810420c2cd 100644
--- a/x-pack/plugins/rule_registry/server/plugin.ts
+++ b/x-pack/plugins/rule_registry/server/plugin.ts
@@ -125,7 +125,7 @@ export class RuleRegistryPlugin
     core: CoreStart,
     plugins: RuleRegistryPluginStartDependencies
   ): RuleRegistryPluginStartContract {
-    const { logger, alertsClientFactory, security } = this;
+    const { logger, alertsClientFactory, ruleDataService, security } = this;
 
     alertsClientFactory.initialize({
       logger,
@@ -135,6 +135,7 @@ export class RuleRegistryPlugin
         return plugins.alerting.getAlertingAuthorizationWithRequest(request);
       },
       securityPluginSetup: security,
+      ruleDataService,
     });
 
     const getRacClientWithRequest = (request: KibanaRequest) => {
diff --git a/x-pack/plugins/rule_registry/server/routes/__mocks__/request_responses.ts b/x-pack/plugins/rule_registry/server/routes/__mocks__/request_responses.ts
index d591e01c9fff6..6793bfceb34d2 100644
--- a/x-pack/plugins/rule_registry/server/routes/__mocks__/request_responses.ts
+++ b/x-pack/plugins/rule_registry/server/routes/__mocks__/request_responses.ts
@@ -29,6 +29,6 @@ export const getUpdateRequest = () =>
     body: {
       status: 'closed',
       ids: ['alert-1'],
-      index: '.alerts-observability-apm*',
+      index: '.alerts-observability.apm.alerts*',
     },
   });
diff --git a/x-pack/plugins/rule_registry/server/routes/update_alert_by_id.test.ts b/x-pack/plugins/rule_registry/server/routes/update_alert_by_id.test.ts
index 7ec699491ca83..8d701bc224eda 100644
--- a/x-pack/plugins/rule_registry/server/routes/update_alert_by_id.test.ts
+++ b/x-pack/plugins/rule_registry/server/routes/update_alert_by_id.test.ts
@@ -20,7 +20,7 @@ describe('updateAlertByIdRoute', () => {
     ({ clients, context } = requestContextMock.createTools());
 
     clients.rac.update.mockResolvedValue({
-      _index: '.alerts-observability-apm',
+      _index: '.alerts-observability.apm.alerts',
       _id: 'NoxgpHkBqbdrfX07MqXV',
       _version: 'WzM2MiwyXQ==',
       result: 'updated',
@@ -37,7 +37,7 @@ describe('updateAlertByIdRoute', () => {
 
     expect(response.status).toEqual(200);
     expect(response.body).toEqual({
-      _index: '.alerts-observability-apm',
+      _index: '.alerts-observability.apm.alerts',
       _id: 'NoxgpHkBqbdrfX07MqXV',
       _version: 'WzM2MiwyXQ==',
       result: 'updated',
@@ -58,7 +58,7 @@ describe('updateAlertByIdRoute', () => {
             body: {
               status: 'closed',
               ids: 'alert-1',
-              index: '.alerts-observability-apm*',
+              index: '.alerts-observability.apm.alerts*',
             },
           }),
           context
@@ -77,7 +77,7 @@ describe('updateAlertByIdRoute', () => {
             body: {
               notStatus: 'closed',
               ids: ['alert-1'],
-              index: '.alerts-observability-apm*',
+              index: '.alerts-observability.apm.alerts*',
             },
           }),
           context
diff --git a/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.mock.ts b/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.mock.ts
index f95ed8c6994b6..c50a982741b0c 100644
--- a/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.mock.ts
+++ b/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.mock.ts
@@ -12,18 +12,17 @@ type Schema = PublicMethodsOf<RuleDataPluginService>;
 
 const createRuleDataPluginService = () => {
   const mocked: jest.Mocked<Schema> = {
-    getRegisteredIndexInfo: jest.fn(),
     getResourcePrefix: jest.fn(),
     getResourceName: jest.fn(),
     isWriteEnabled: jest.fn(),
     initializeService: jest.fn(),
     initializeIndex: jest.fn(),
+    findIndexByName: jest.fn(),
+    findIndicesByFeature: jest.fn(),
   };
   return mocked;
 };
 
-export const ruleDataPluginServiceMock: {
-  create: () => jest.Mocked<PublicMethodsOf<RuleDataPluginService>>;
-} = {
+export const ruleDataPluginServiceMock = {
   create: createRuleDataPluginService,
 };
diff --git a/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.ts b/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.ts
index 734518e86d172..a417ba289d83a 100644
--- a/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.ts
+++ b/x-pack/plugins/rule_registry/server/rule_data_plugin_service/rule_data_plugin_service.ts
@@ -6,12 +6,13 @@
  */
 
 import { Either, isLeft, left, right } from 'fp-ts/lib/Either';
+import { ValidFeatureId } from '@kbn/rule-data-utils';
 
 import { ElasticsearchClient, Logger } from 'kibana/server';
 
 import { IRuleDataClient, RuleDataClient, WaitResult } from '../rule_data_client';
 import { IndexInfo } from './index_info';
-import { IndexOptions } from './index_options';
+import { Dataset, IndexOptions } from './index_options';
 import { ResourceInstaller } from './resource_installer';
 import { joinWithDash } from './utils';
 
@@ -26,12 +27,16 @@ interface ConstructorOptions {
  * A service for creating and using Elasticsearch indices for alerts-as-data.
  */
 export class RuleDataPluginService {
+  private readonly indicesByBaseName: Map<string, IndexInfo>;
+  private readonly indicesByFeatureId: Map<string, IndexInfo[]>;
   private readonly resourceInstaller: ResourceInstaller;
   private installCommonResources: Promise<Either<Error, 'ok'>>;
   private isInitialized: boolean;
-  private registeredIndices: Map<string, IndexInfo> = new Map();
 
   constructor(private readonly options: ConstructorOptions) {
+    this.indicesByBaseName = new Map();
+    this.indicesByFeatureId = new Map();
+
     this.resourceInstaller = new ResourceInstaller({
       getResourceName: (name) => this.getResourceName(name),
       getClusterClient: options.getClusterClient,
@@ -106,7 +111,9 @@ export class RuleDataPluginService {
       indexOptions,
     });
 
-    this.registeredIndices.set(indexOptions.registrationContext, indexInfo);
+    const indicesAssociatedWithFeature = this.indicesByFeatureId.get(indexOptions.feature) ?? [];
+    this.indicesByFeatureId.set(indexOptions.feature, [...indicesAssociatedWithFeature, indexInfo]);
+    this.indicesByBaseName.set(indexInfo.baseName, indexInfo);
 
     const waitUntilClusterClientAvailable = async (): Promise<WaitResult> => {
       try {
@@ -153,11 +160,19 @@ export class RuleDataPluginService {
   }
 
   /**
-   * Looks up the index information associated with the given `registrationContext`.
-   * @param registrationContext
-   * @returns the IndexInfo or undefined
+   * Looks up the index information associated with the given registration context and dataset.
+   */
+  public findIndexByName(registrationContext: string, dataset: Dataset): IndexInfo | null {
+    const baseName = this.getResourceName(`${registrationContext}.${dataset}`);
+    return this.indicesByBaseName.get(baseName) ?? null;
+  }
+
+  /**
+   * Looks up the index information associated with the given Kibana "feature".
+   * Note: features are used in RBAC.
    */
-  public getRegisteredIndexInfo(registrationContext: string): IndexInfo | undefined {
-    return this.registeredIndices.get(registrationContext);
+  public findIndicesByFeature(featureId: ValidFeatureId, dataset?: Dataset): IndexInfo[] {
+    const foundIndices = this.indicesByFeatureId.get(featureId) ?? [];
+    return dataset ? foundIndices.filter((i) => i.indexOptions.dataset === dataset) : foundIndices;
   }
 }
diff --git a/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_ids.sh b/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_ids.sh
index 7c7c7d0ab679b..460a514dd2f48 100755
--- a/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_ids.sh
+++ b/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_ids.sh
@@ -25,6 +25,6 @@ curl -s -k \
  -H 'kbn-xsrf: 123' \
  -u observer:changeme \
  -X POST ${KIBANA_URL}${SPACE_URL}/internal/rac/alerts/bulk_update \
--d "{\"ids\": $IDS, \"status\":\"$STATUS\", \"index\":\".alerts-observability-apm\"}" | jq .
-# -d "{\"ids\": $IDS, \"query\": \"kibana.rac.alert.status: open\", \"status\":\"$STATUS\", \"index\":\".alerts-observability-apm\"}" | jq .
-#  -d "{\"ids\": $IDS, \"status\":\"$STATUS\", \"index\":\".alerts-observability-apm\"}" | jq .
+-d "{\"ids\": $IDS, \"status\":\"$STATUS\", \"index\":\".alerts-observability.apm.alerts\"}" | jq .
+# -d "{\"ids\": $IDS, \"query\": \"kibana.rac.alert.status: open\", \"status\":\"$STATUS\", \"index\":\".alerts-observability.apm.alerts\"}" | jq .
+#  -d "{\"ids\": $IDS, \"status\":\"$STATUS\", \"index\":\".alerts-observability.apm.alerts\"}" | jq .
diff --git a/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_query.sh b/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_query.sh
index 4bcfd53b12299..8f04707c6c299 100755
--- a/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_query.sh
+++ b/x-pack/plugins/rule_registry/server/scripts/bulk_update_observability_alert_by_query.sh
@@ -25,4 +25,4 @@ curl -s -k \
  -H 'kbn-xsrf: 123' \
  -u observer:changeme \
  -X POST ${KIBANA_URL}${SPACE_URL}/internal/rac/alerts/bulk_update \
--d "{\"query\": \"$QUERY\", \"status\":\"$STATUS\", \"index\":\".alerts-observability-apm\"}" | jq .
+-d "{\"query\": \"$QUERY\", \"status\":\"$STATUS\", \"index\":\".alerts-observability.apm.alerts\"}" | jq .
diff --git a/x-pack/plugins/rule_registry/server/scripts/find_observability_alert.sh b/x-pack/plugins/rule_registry/server/scripts/find_observability_alert.sh
index 4c4ee5f75836c..abdef9dfcb646 100755
--- a/x-pack/plugins/rule_registry/server/scripts/find_observability_alert.sh
+++ b/x-pack/plugins/rule_registry/server/scripts/find_observability_alert.sh
@@ -26,4 +26,4 @@ curl -v \
  -H 'kbn-xsrf: 123' \
  -u observer:changeme \
  -X POST ${KIBANA_URL}${SPACE_URL}/internal/rac/alerts/find \
--d "{\"query\": { \"match\": { \"kibana.alert.status\": \"open\" }}, \"index\":\".alerts-observability-apm\"}" | jq .
\ No newline at end of file
+-d "{\"query\": { \"match\": { \"kibana.alert.status\": \"open\" }}, \"index\":\".alerts-observability.apm.alerts\"}" | jq .
diff --git a/x-pack/plugins/rule_registry/server/scripts/get_observability_alert.sh b/x-pack/plugins/rule_registry/server/scripts/get_observability_alert.sh
index 1b34910c2b737..1aa6486f9b403 100755
--- a/x-pack/plugins/rule_registry/server/scripts/get_observability_alert.sh
+++ b/x-pack/plugins/rule_registry/server/scripts/get_observability_alert.sh
@@ -19,4 +19,4 @@ cd ..
 # Example: ./get_observability_alert.sh hunter
 curl -v -k \
  -u $USER:changeme \
- -X GET "${KIBANA_URL}${SPACE_URL}/internal/rac/alerts?id=$ID&index=.alerts-observability-apm" | jq .
+ -X GET "${KIBANA_URL}${SPACE_URL}/internal/rac/alerts?id=$ID&index=.alerts-observability.apm.alerts" | jq .
diff --git a/x-pack/plugins/rule_registry/server/scripts/update_observability_alert.sh b/x-pack/plugins/rule_registry/server/scripts/update_observability_alert.sh
index f61fcf2662aa3..d33ff3017b381 100755
--- a/x-pack/plugins/rule_registry/server/scripts/update_observability_alert.sh
+++ b/x-pack/plugins/rule_registry/server/scripts/update_observability_alert.sh
@@ -25,4 +25,4 @@ curl -s -k \
  -H 'kbn-xsrf: 123' \
  -u observer:changeme \
  -X POST ${KIBANA_URL}${SPACE_URL}/internal/rac/alerts \
- -d "{\"ids\": $IDS, \"status\":\"$STATUS\", \"index\":\".alerts-observability-apm\"}" | jq .
+ -d "{\"ids\": $IDS, \"status\":\"$STATUS\", \"index\":\".alerts-observability.apm.alerts\"}" | jq .
diff --git a/x-pack/plugins/uptime/server/lib/alerts/test_utils/index.ts b/x-pack/plugins/uptime/server/lib/alerts/test_utils/index.ts
index 1927162f64772..f78ce1d198c7f 100644
--- a/x-pack/plugins/uptime/server/lib/alerts/test_utils/index.ts
+++ b/x-pack/plugins/uptime/server/lib/alerts/test_utils/index.ts
@@ -73,7 +73,7 @@ export const createRuleTypeMocks = (
           };
         },
         isWriteEnabled: jest.fn(() => true),
-        indexName: '.alerts-observability.synthetics.alerts',
+        indexName: '.alerts-observability.uptime.alerts',
       } as unknown) as IRuleDataClient,
     },
     services,
diff --git a/x-pack/test/functional/es_archives/rule_registry/alerts/data.json b/x-pack/test/functional/es_archives/rule_registry/alerts/data.json
index 7291dd2c65fa5..284c6e9519cc1 100644
--- a/x-pack/test/functional/es_archives/rule_registry/alerts/data.json
+++ b/x-pack/test/functional/es_archives/rule_registry/alerts/data.json
@@ -1,7 +1,7 @@
 {
   "type": "doc",
   "value": {
-    "index": ".alerts-observability-apm",
+    "index": ".alerts-observability.apm.alerts",
     "id": "NoxgpHkBqbdrfX07MqXV",
     "source": {
       "event.kind" : "signal",
@@ -18,7 +18,7 @@
 {
   "type": "doc",
   "value": {
-    "index": ".alerts-observability-apm",
+    "index": ".alerts-observability.apm.alerts",
     "id": "space1alert",
     "source": {
       "event.kind" : "signal",
@@ -35,7 +35,7 @@
 {
   "type": "doc",
   "value": {
-    "index": ".alerts-observability-apm",
+    "index": ".alerts-observability.apm.alerts",
     "id": "space2alert",
     "source": {
       "event.kind" : "signal",
diff --git a/x-pack/test/functional/es_archives/rule_registry/alerts/mappings.json b/x-pack/test/functional/es_archives/rule_registry/alerts/mappings.json
index 943457ad6cd85..f55241f25c90e 100644
--- a/x-pack/test/functional/es_archives/rule_registry/alerts/mappings.json
+++ b/x-pack/test/functional/es_archives/rule_registry/alerts/mappings.json
@@ -1,7 +1,7 @@
 {
   "type": "index",
   "value": {
-    "index": ".alerts-observability-apm",
+    "index": ".alerts-observability.apm.alerts",
     "mappings": {
       "properties": {
         "message": {
diff --git a/x-pack/test/rule_registry/security_and_spaces/tests/basic/bulk_update_alerts.ts b/x-pack/test/rule_registry/security_and_spaces/tests/basic/bulk_update_alerts.ts
index 815b346c15d1a..d9f04f206cb37 100644
--- a/x-pack/test/rule_registry/security_and_spaces/tests/basic/bulk_update_alerts.ts
+++ b/x-pack/test/rule_registry/security_and_spaces/tests/basic/bulk_update_alerts.ts
@@ -55,7 +55,7 @@ export default ({ getService }: FtrProviderContext) => {
   const SPACE1 = 'space1';
   const SPACE2 = 'space2';
   const APM_ALERT_ID = 'NoxgpHkBqbdrfX07MqXV';
-  const APM_ALERT_INDEX = '.alerts-observability-apm';
+  const APM_ALERT_INDEX = '.alerts-observability.apm.alerts';
   const SECURITY_SOLUTION_ALERT_ID = '020202';
   const SECURITY_SOLUTION_ALERT_INDEX = '.alerts-security.alerts';
 
diff --git a/x-pack/test/rule_registry/security_and_spaces/tests/basic/find_alerts.ts b/x-pack/test/rule_registry/security_and_spaces/tests/basic/find_alerts.ts
index f6fcff64db3a3..9b8c334c7f9da 100644
--- a/x-pack/test/rule_registry/security_and_spaces/tests/basic/find_alerts.ts
+++ b/x-pack/test/rule_registry/security_and_spaces/tests/basic/find_alerts.ts
@@ -54,7 +54,7 @@ export default ({ getService }: FtrProviderContext) => {
   const SPACE1 = 'space1';
   const SPACE2 = 'space2';
   const APM_ALERT_ID = 'NoxgpHkBqbdrfX07MqXV';
-  const APM_ALERT_INDEX = '.alerts-observability-apm';
+  const APM_ALERT_INDEX = '.alerts-observability.apm.alerts';
   const SECURITY_SOLUTION_ALERT_ID = '020202';
   const SECURITY_SOLUTION_ALERT_INDEX = '.alerts-security.alerts';
 
diff --git a/x-pack/test/rule_registry/security_and_spaces/tests/basic/get_alert_by_id.ts b/x-pack/test/rule_registry/security_and_spaces/tests/basic/get_alert_by_id.ts
index 1f1da40eee70e..b968f8db176c8 100644
--- a/x-pack/test/rule_registry/security_and_spaces/tests/basic/get_alert_by_id.ts
+++ b/x-pack/test/rule_registry/security_and_spaces/tests/basic/get_alert_by_id.ts
@@ -54,7 +54,7 @@ export default ({ getService }: FtrProviderContext) => {
   const SPACE1 = 'space1';
   const SPACE2 = 'space2';
   const APM_ALERT_ID = 'NoxgpHkBqbdrfX07MqXV';
-  const APM_ALERT_INDEX = '.alerts-observability-apm';
+  const APM_ALERT_INDEX = '.alerts-observability.apm.alerts';
   const SECURITY_SOLUTION_ALERT_ID = '020202';
   const SECURITY_SOLUTION_ALERT_INDEX = '.alerts-security.alerts';
 
diff --git a/x-pack/test/rule_registry/security_and_spaces/tests/basic/update_alert.ts b/x-pack/test/rule_registry/security_and_spaces/tests/basic/update_alert.ts
index 348aedb258f7e..df4bdf08d6850 100644
--- a/x-pack/test/rule_registry/security_and_spaces/tests/basic/update_alert.ts
+++ b/x-pack/test/rule_registry/security_and_spaces/tests/basic/update_alert.ts
@@ -53,7 +53,7 @@ export default ({ getService }: FtrProviderContext) => {
   const SPACE1 = 'space1';
   const SPACE2 = 'space2';
   const APM_ALERT_ID = 'NoxgpHkBqbdrfX07MqXV';
-  const APM_ALERT_INDEX = '.alerts-observability-apm';
+  const APM_ALERT_INDEX = '.alerts-observability.apm.alerts';
   const SECURITY_SOLUTION_ALERT_ID = '020202';
   const SECURITY_SOLUTION_ALERT_INDEX = '.alerts-security.alerts';
   const ALERT_VERSION = Buffer.from(JSON.stringify([0, 1]), 'utf8').toString('base64'); // required for optimistic concurrency control
diff --git a/x-pack/test/rule_registry/security_and_spaces/tests/trial/get_alerts.ts b/x-pack/test/rule_registry/security_and_spaces/tests/trial/get_alerts.ts
index 56c2ba94c5ad3..a97e9182c9b49 100644
--- a/x-pack/test/rule_registry/security_and_spaces/tests/trial/get_alerts.ts
+++ b/x-pack/test/rule_registry/security_and_spaces/tests/trial/get_alerts.ts
@@ -38,9 +38,9 @@ export default ({ getService }: FtrProviderContext) => {
       .set('kbn-xsrf', 'true')
       .expect(200);
     const observabilityIndex = indexNames?.index_name?.find(
-      (indexName) => indexName === '.alerts-observability-apm'
+      (indexName) => indexName === '.alerts-observability.apm.alerts'
     );
-    expect(observabilityIndex).to.eql('.alerts-observability-apm');
+    expect(observabilityIndex).to.eql('.alerts-observability.apm.alerts');
     return observabilityIndex;
   };
 
diff --git a/x-pack/test/rule_registry/security_and_spaces/tests/trial/update_alert.ts b/x-pack/test/rule_registry/security_and_spaces/tests/trial/update_alert.ts
index ffb79a0e52e12..0308573abf99a 100644
--- a/x-pack/test/rule_registry/security_and_spaces/tests/trial/update_alert.ts
+++ b/x-pack/test/rule_registry/security_and_spaces/tests/trial/update_alert.ts
@@ -36,9 +36,9 @@ export default ({ getService }: FtrProviderContext) => {
       .set('kbn-xsrf', 'true')
       .expect(200);
     const observabilityIndex = indexNames?.index_name?.find(
-      (indexName) => indexName === '.alerts-observability-apm'
+      (indexName) => indexName === '.alerts-observability.apm.alerts'
     );
-    expect(observabilityIndex).to.eql('.alerts-observability-apm');
+    expect(observabilityIndex).to.eql('.alerts-observability.apm.alerts');
     return observabilityIndex;
   };
 
@@ -107,7 +107,7 @@ export default ({ getService }: FtrProviderContext) => {
           .expect(200);
         expect(omit(['_version', '_seq_no'], res.body)).to.eql({
           success: true,
-          _index: '.alerts-observability-apm',
+          _index: '.alerts-observability.apm.alerts',
           _id: 'NoxgpHkBqbdrfX07MqXV',
           result: 'updated',
           _shards: { total: 2, successful: 1, failed: 0 },
diff --git a/x-pack/test/rule_registry/spaces_only/tests/trial/get_alert_by_id.ts b/x-pack/test/rule_registry/spaces_only/tests/trial/get_alert_by_id.ts
index 373acd9e8a884..4cf7a9610b59b 100644
--- a/x-pack/test/rule_registry/spaces_only/tests/trial/get_alert_by_id.ts
+++ b/x-pack/test/rule_registry/spaces_only/tests/trial/get_alert_by_id.ts
@@ -22,7 +22,7 @@ export default ({ getService }: FtrProviderContext) => {
   const SPACE1 = 'space1';
   const SPACE2 = 'space2';
   const APM_ALERT_ID = 'NoxgpHkBqbdrfX07MqXV';
-  const APM_ALERT_INDEX = '.alerts-observability-apm';
+  const APM_ALERT_INDEX = '.alerts-observability.apm.alerts';
   const SECURITY_SOLUTION_ALERT_INDEX = '.alerts-security.alerts';
 
   const getAPMIndexName = async (user: User) => {
diff --git a/x-pack/test/rule_registry/spaces_only/tests/trial/update_alert.ts b/x-pack/test/rule_registry/spaces_only/tests/trial/update_alert.ts
index 2464205913940..040b8de49be90 100644
--- a/x-pack/test/rule_registry/spaces_only/tests/trial/update_alert.ts
+++ b/x-pack/test/rule_registry/spaces_only/tests/trial/update_alert.ts
@@ -21,7 +21,7 @@ export default ({ getService }: FtrProviderContext) => {
   const SPACE1 = 'space1';
   const SPACE2 = 'space2';
   const APM_ALERT_ID = 'NoxgpHkBqbdrfX07MqXV';
-  const APM_ALERT_INDEX = '.alerts-observability-apm';
+  const APM_ALERT_INDEX = '.alerts-observability.apm.alerts';
   const SECURITY_SOLUTION_ALERT_INDEX = '.alerts-security.alerts';
   const ALERT_VERSION = Buffer.from(JSON.stringify([0, 1]), 'utf8').toString('base64'); // required for optimistic concurrency control