diff --git a/editor/components/block-drop-zone/index.js b/editor/components/block-drop-zone/index.js
index 62197d9357d254..f6b080a058d1d0 100644
--- a/editor/components/block-drop-zone/index.js
+++ b/editor/components/block-drop-zone/index.js
@@ -137,11 +137,10 @@ export default compose(
 			},
 		};
 	} ),
-	withSelect( ( select ) => {
-		const { templateLock } = select( 'core/editor' ).getEditorSettings();
-
+	withSelect( ( select, { rootUID } ) => {
+		const { getLockedState } = select( 'core/editor' );
 		return {
-			isLocked: !! templateLock,
+			isLocked: !! getLockedState( rootUID ),
 		};
 	} )
 )( BlockDropZone );
diff --git a/editor/components/block-list/block.js b/editor/components/block-list/block.js
index 9a1db98f9dad0b..7b9ca113f524a1 100644
--- a/editor/components/block-list/block.js
+++ b/editor/components/block-list/block.js
@@ -597,13 +597,15 @@ const applyWithSelect = withSelect( ( select, { uid, rootUID } ) => {
 		getSelectedBlocksInitialCaretPosition,
 		getEditorSettings,
 		hasSelectedInnerBlock,
+		getLockedState,
 	} = select( 'core/editor' );
 	const isSelected = isBlockSelected( uid );
 	const isParentOfSelectedBlock = hasSelectedInnerBlock( uid );
-	const { templateLock, hasFixedToolbar } = getEditorSettings();
+	const { hasFixedToolbar } = getEditorSettings();
 	const block = getBlock( uid );
 	const previousBlockUid = getPreviousBlockUid( uid );
 	const previousBlock = getBlock( previousBlockUid );
+	const lockedState = getLockedState( rootUID );
 
 	return {
 		nextBlockUid: getNextBlockUid( uid ),
@@ -621,8 +623,8 @@ const applyWithSelect = withSelect( ( select, { uid, rootUID } ) => {
 		initialPosition: getSelectedBlocksInitialCaretPosition(),
 		isEmptyDefaultBlock: block && isUnmodifiedDefaultBlock( block ),
 		isPreviousBlockADefaultEmptyBlock: previousBlock && isUnmodifiedDefaultBlock( previousBlock ),
-		isMovable: 'all' !== templateLock,
-		isLocked: !! templateLock,
+		isMovable: 'all' !== lockedState,
+		isLocked: !! lockedState,
 		previousBlockUid,
 		block,
 		isSelected,
diff --git a/editor/components/block-list/insertion-point.js b/editor/components/block-list/insertion-point.js
index 960f3f8793f0bb..ecbc0348843363 100644
--- a/editor/components/block-list/insertion-point.js
+++ b/editor/components/block-list/insertion-point.js
@@ -83,7 +83,7 @@ export default compose(
 			getBlock,
 			isBlockInsertionPointVisible,
 			isTyping,
-			getEditorSettings,
+			getLockedState,
 		} = select( 'core/editor' );
 		const blockIndex = uid ? getBlockIndex( uid, rootUID ) : -1;
 		const insertIndex = blockIndex;
@@ -97,13 +97,13 @@ export default compose(
 		);
 
 		return {
-			templateLock: getEditorSettings().templateLock,
+			isLocked: !! getLockedState( insertionPoint.rootUID ),
 			showInserter: ! isTyping() && canShowInserter,
 			index: insertIndex,
 			showInsertionPoint,
 		};
 	} ),
-	ifCondition( ( { templateLock } ) => ! templateLock ),
+	ifCondition( ( { isLocked } ) => ! isLocked ),
 	withDispatch( ( dispatch ) => {
 		const { insertDefaultBlock, startTyping } = dispatch( 'core/editor' );
 		return {
diff --git a/editor/components/block-mover/index.js b/editor/components/block-mover/index.js
index 1cb87dce0be59c..01989c65786995 100644
--- a/editor/components/block-mover/index.js
+++ b/editor/components/block-mover/index.js
@@ -107,15 +107,14 @@ export class BlockMover extends Component {
 
 export default compose(
 	withSelect( ( select, { uids, rootUID } ) => {
-		const { getBlock, getBlockIndex, getEditorSettings } = select( 'core/editor' );
+		const { getBlock, getBlockIndex, getLockedState } = select( 'core/editor' );
 		const firstUID = first( castArray( uids ) );
 		const block = getBlock( firstUID );
-		const { templateLock } = getEditorSettings();
 
 		return {
 			firstIndex: getBlockIndex( firstUID, rootUID ),
 			blockType: block ? getBlockType( block.name ) : null,
-			isLocked: templateLock === 'all',
+			isLocked: getLockedState( rootUID ) === 'all',
 		};
 	} ),
 	withDispatch( ( dispatch, { uids, rootUID } ) => {
diff --git a/editor/components/block-settings-menu/block-duplicate-button.js b/editor/components/block-settings-menu/block-duplicate-button.js
index bf66e8fc4f243f..b7766b6b277a5b 100644
--- a/editor/components/block-settings-menu/block-duplicate-button.js
+++ b/editor/components/block-settings-menu/block-duplicate-button.js
@@ -37,12 +37,11 @@ export function BlockDuplicateButton( { blocks, onDuplicate, onClick = noop, isL
 
 export default compose(
 	withSelect( ( select, { uids, rootUID } ) => {
-		const { getBlocksByUID, getBlockIndex, getEditorSettings } = select( 'core/editor' );
-		const { templateLock } = getEditorSettings();
+		const { getBlocksByUID, getBlockIndex, getLockedState } = select( 'core/editor' );
 		return {
 			blocks: getBlocksByUID( uids ),
 			index: getBlockIndex( last( castArray( uids ) ), rootUID ),
-			isLocked: !! templateLock,
+			isLocked: !! getLockedState( rootUID ),
 		};
 	} ),
 	withDispatch( ( dispatch, { blocks, index, rootUID } ) => ( {
diff --git a/editor/components/block-settings-menu/block-remove-button.js b/editor/components/block-settings-menu/block-remove-button.js
index a9fe8f121eb373..b1927a0de4203d 100644
--- a/editor/components/block-settings-menu/block-remove-button.js
+++ b/editor/components/block-settings-menu/block-remove-button.js
@@ -1,7 +1,7 @@
 /**
  * External dependencies
  */
-import { flow, noop } from 'lodash';
+import { castArray, flow, noop, some } from 'lodash';
 
 /**
  * WordPress dependencies
@@ -36,11 +36,14 @@ export default compose(
 			dispatch( 'core/editor' ).removeBlocks( uids );
 		},
 	} ) ),
-	withSelect( ( select ) => {
-		const { templateLock } = select( 'core/editor' ).getEditorSettings();
-
+	withSelect( ( select, { uids } ) => {
+		const { getBlockRootUID, getLockedState } = select( 'core/editor' );
 		return {
-			isLocked: !! templateLock,
+			isLocked: some( castArray( uids ), ( uid ) => {
+				const rootUID = getBlockRootUID( uid );
+				const lockedState = getLockedState( rootUID );
+				return lockedState === 'all';
+			} ),
 		};
 	} ),
 )( BlockRemoveButton );
diff --git a/editor/components/block-settings-menu/block-transformations.js b/editor/components/block-settings-menu/block-transformations.js
index 8f936e2503752a..6e8033fc1de8f4 100644
--- a/editor/components/block-settings-menu/block-transformations.js
+++ b/editor/components/block-settings-menu/block-transformations.js
@@ -1,7 +1,7 @@
 /**
  * External dependencies
  */
-import { noop } from 'lodash';
+import { noop, some } from 'lodash';
 
 /**
  * WordPress dependencies
@@ -52,10 +52,9 @@ function BlockTransformations( { blocks, small = false, onTransform, onClick = n
 }
 export default compose( [
 	withSelect( ( select, { uids } ) => {
-		const { getEditorSettings, getBlocksByUID } = select( 'core/editor' );
-		const { templateLock } = getEditorSettings();
+		const { getBlockRootUID, getBlocksByUID, getLockedState } = select( 'core/editor' );
 		return {
-			isLocked: !! templateLock,
+			isLocked: some( uids, ( uid ) => !! getLockedState( getBlockRootUID( uid ) ) ),
 			blocks: getBlocksByUID( uids ),
 		};
 	} ),
diff --git a/editor/components/block-switcher/index.js b/editor/components/block-switcher/index.js
index 8aa5e69568e786..c9413976792864 100644
--- a/editor/components/block-switcher/index.js
+++ b/editor/components/block-switcher/index.js
@@ -1,7 +1,7 @@
 /**
  * External dependencies
  */
-import { get } from 'lodash';
+import { castArray, get, some } from 'lodash';
 
 /**
  * WordPress dependencies
@@ -133,11 +133,10 @@ export class BlockSwitcher extends Component {
 
 export default compose(
 	withSelect( ( select, ownProps ) => {
-		const { getBlock, getEditorSettings } = select( 'core/editor' );
-		const { templateLock } = getEditorSettings();
+		const { getBlock, getBlockRootUID, getLockedState } = select( 'core/editor' );
 		return {
 			blocks: ownProps.uids.map( getBlock ),
-			isLocked: !! templateLock,
+			isLocked: some( castArray( ownProps.uids ), ( uid ) => !! getLockedState( getBlockRootUID( uid ) ) ),
 		};
 	} ),
 	withDispatch( ( dispatch, ownProps ) => ( {
diff --git a/editor/components/default-block-appender/index.js b/editor/components/default-block-appender/index.js
index 292a4fc89ec292..56157178c0b726 100644
--- a/editor/components/default-block-appender/index.js
+++ b/editor/components/default-block-appender/index.js
@@ -67,18 +67,18 @@ export function DefaultBlockAppender( {
 }
 export default compose(
 	withSelect( ( select, ownProps ) => {
-		const { getBlockCount, getBlock, getEditorSettings } = select( 'core/editor' );
+		const { getBlockCount, getBlock, getEditorSettings, getLockedState } = select( 'core/editor' );
 		const { isTipVisible } = select( 'core/nux' );
 
 		const isEmpty = ! getBlockCount( ownProps.rootUID );
 		const lastBlock = getBlock( ownProps.lastBlockUID );
 		const isLastBlockDefault = get( lastBlock, [ 'name' ] ) === getDefaultBlockName();
-		const { templateLock, bodyPlaceholder } = getEditorSettings();
+		const { bodyPlaceholder } = getEditorSettings();
 
 		return {
 			isVisible: isEmpty || ! isLastBlockDefault,
 			showPrompt: isEmpty,
-			isLocked: !! templateLock,
+			isLocked: !! getLockedState( ownProps.rootUID ),
 			placeholder: bodyPlaceholder,
 			hasTip: isTipVisible( 'core/editor.inserter' ),
 		};
diff --git a/editor/components/editor-global-keyboard-shortcuts/index.js b/editor/components/editor-global-keyboard-shortcuts/index.js
index a6d7da92fbab9a..ba99d4a772cda2 100644
--- a/editor/components/editor-global-keyboard-shortcuts/index.js
+++ b/editor/components/editor-global-keyboard-shortcuts/index.js
@@ -1,7 +1,7 @@
 /**
  * External dependencies
  */
-import { first, last } from 'lodash';
+import { first, last, some } from 'lodash';
 
 /**
  * WordPress dependencies
@@ -98,16 +98,17 @@ export default compose( [
 			getBlockOrder,
 			getMultiSelectedBlockUids,
 			hasMultiSelection,
-			getEditorSettings,
 			isEditedPostDirty,
+			getBlockRootUID,
+			getLockedState,
 		} = select( 'core/editor' );
-		const { templateLock } = getEditorSettings();
+		const multiSelectedBlockUids = getMultiSelectedBlockUids();
 
 		return {
 			uids: getBlockOrder(),
 			multiSelectedBlockUids: getMultiSelectedBlockUids(),
 			hasMultiSelection: hasMultiSelection(),
-			isLocked: !! templateLock,
+			isLocked: some( multiSelectedBlockUids, ( uid ) => !! getLockedState( getBlockRootUID( uid ) ) ),
 			isDirty: isEditedPostDirty(),
 		};
 	} ),
diff --git a/editor/components/inner-blocks/index.js b/editor/components/inner-blocks/index.js
index 8bc74b886c200a..bf1d0293368d0d 100644
--- a/editor/components/inner-blocks/index.js
+++ b/editor/components/inner-blocks/index.js
@@ -1,13 +1,14 @@
 /**
  * External dependencies
  */
-import { isEqual, pick } from 'lodash';
 import classnames from 'classnames';
+import { pick } from 'lodash';
 
 /**
  * WordPress dependencies
  */
 import { withContext } from '@wordpress/components';
+import isShallowEqual from '@wordpress/is-shallow-equal';
 import { withViewportMatch } from '@wordpress/viewport';
 import { Component, compose } from '@wordpress/element';
 import { withSelect, withDispatch } from '@wordpress/data';
@@ -21,16 +22,12 @@ import BlockList from '../block-list';
 import { withBlockEditContext } from '../block-edit/context';
 
 class InnerBlocks extends Component {
-	componentWillReceiveProps( nextProps ) {
-		this.updateNestedSettings( {
-			supportedBlocks: nextProps.allowedBlocks,
-		} );
+	componentDidUpdate() {
+		this.updateNestedSettings();
 	}
 
 	componentDidMount() {
-		this.updateNestedSettings( {
-			supportedBlocks: this.props.allowedBlocks,
-		} );
+		this.updateNestedSettings();
 		this.insertTemplateBlocks( this.props.template );
 	}
 
@@ -43,9 +40,14 @@ class InnerBlocks extends Component {
 		}
 	}
 
-	updateNestedSettings( newSettings ) {
-		if ( ! isEqual( this.props.blockListSettings, newSettings ) ) {
-			this.props.updateNestedSettings( newSettings );
+	updateNestedSettings() {
+		const { allowedBlocks, lock, parentLock, blockListSettings, updateNestedSettings } = this.props;
+		const newSettings = {
+			allowedBlocks,
+			lock: lock === undefined ? parentLock : lock,
+		};
+		if ( ! isShallowEqual( blockListSettings, newSettings ) ) {
+			updateNestedSettings( newSettings );
 		}
 	}
 
@@ -54,6 +56,7 @@ class InnerBlocks extends Component {
 			uid,
 			layouts,
 			allowedBlocks,
+			lock,
 			template,
 			isSmallScreen,
 			isSelectedBlockInRoot,
@@ -67,7 +70,7 @@ class InnerBlocks extends Component {
 			<div className={ classes }>
 				<BlockList
 					rootUID={ uid }
-					{ ...{ layouts, allowedBlocks, template } }
+					{ ...{ layouts, allowedBlocks, lock, template } }
 				/>
 			</div>
 		);
diff --git a/editor/components/inserter-with-shortcuts/index.js b/editor/components/inserter-with-shortcuts/index.js
index 83c282ad594ab0..7109c24ba039eb 100644
--- a/editor/components/inserter-with-shortcuts/index.js
+++ b/editor/components/inserter-with-shortcuts/index.js
@@ -50,11 +50,10 @@ function InserterWithShortcuts( { items, isLocked, onInsert } ) {
 
 export default compose(
 	withSelect( ( select, { rootUID } ) => {
-		const { getEditorSettings, getInserterItems } = select( 'core/editor' );
-		const { templateLock } = getEditorSettings();
+		const { getInserterItems, getLockedState } = select( 'core/editor' );
 		return {
 			items: getInserterItems( rootUID ),
-			isLocked: !! templateLock,
+			isLocked: !! getLockedState( rootUID ),
 		};
 	} ),
 	withDispatch( ( dispatch, ownProps ) => {
diff --git a/editor/store/selectors.js b/editor/store/selectors.js
index 44b9ab41bc9ec3..ae9b0eb31df943 100644
--- a/editor/store/selectors.js
+++ b/editor/store/selectors.js
@@ -1334,20 +1334,20 @@ export const canInsertBlockType = createSelector(
 			return false;
 		}
 
-		const { allowedBlockTypes, templateLock } = getEditorSettings( state );
+		const { allowedBlockTypes } = getEditorSettings( state );
 
 		const isBlockAllowedInEditor = checkAllowList( allowedBlockTypes, blockName, true );
 		if ( ! isBlockAllowedInEditor ) {
 			return false;
 		}
 
-		const isEditorLocked = !! templateLock;
-		if ( isEditorLocked ) {
+		const isLocked = !! getLockedState( state, parentUID );
+		if ( isLocked ) {
 			return false;
 		}
 
 		const parentBlockListSettings = getBlockListSettings( state, parentUID );
-		const parentAllowedBlocks = get( parentBlockListSettings, [ 'supportedBlocks' ] );
+		const parentAllowedBlocks = get( parentBlockListSettings, [ 'allowedBlocks' ] );
 		const hasParentAllowedBlock = checkAllowList( parentAllowedBlocks, blockName );
 
 		const blockAllowedParentBlocks = blockType.parent;
@@ -1842,3 +1842,22 @@ export function getSupportedBlocks( state, uid, globallyEnabledBlockTypes ) {
 export function getEditorSettings( state ) {
 	return state.settings;
 }
+
+/*
+ * Returns the locked state in the context of a given root block.
+ *
+ * @param {Object}  state   Editor state.
+ * @param {?string} rootUID Block UID.
+ *
+ * @return {?string} Locked state in the context of a given block.
+ */
+export function getLockedState( state, rootUID ) {
+	if ( ! rootUID ) {
+		return getTemplateLock( state );
+	}
+	const blockListSettings = getBlockListSettings( state, rootUID );
+	if ( ! blockListSettings ) {
+		return null;
+	}
+	return blockListSettings.lock;
+}
diff --git a/editor/store/test/selectors.js b/editor/store/test/selectors.js
index c1c665fa8d85d6..57c6abb152a759 100644
--- a/editor/store/test/selectors.js
+++ b/editor/store/test/selectors.js
@@ -3000,7 +3000,7 @@ describe( 'selectors', () => {
 				},
 				blockListSettings: {
 					block1: {
-						supportedBlocks: [ 'core/test-block-c' ],
+						allowedBlocks: [ 'core/test-block-c' ],
 					},
 				},
 				settings: {},
@@ -3019,7 +3019,7 @@ describe( 'selectors', () => {
 				},
 				blockListSettings: {
 					block1: {
-						supportedBlocks: [ 'core/test-block-b' ],
+						allowedBlocks: [ 'core/test-block-b' ],
 					},
 				},
 				settings: {},
@@ -3038,7 +3038,7 @@ describe( 'selectors', () => {
 				},
 				blockListSettings: {
 					block1: {
-						supportedBlocks: [],
+						allowedBlocks: [],
 					},
 				},
 				settings: {},