diff --git a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetMessageCallProcessor.java b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetMessageCallProcessor.java
index d1ad54594b..bddc43f408 100644
--- a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetMessageCallProcessor.java
+++ b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetMessageCallProcessor.java
@@ -51,7 +51,8 @@ public void start(final MessageFrame frame) {
     transferValue(frame);
 
     // Check first if the message call is to a pre-compile contract
-    final PrecompiledContract precompile = precompiles.get(frame.getContractAddress());
+    final PrecompiledContract precompile =
+        precompiles.get(frame.getContractAddress(), frame.getContractAccountVersion());
     if (precompile != null) {
       executePrecompile(precompile, frame);
     } else {
diff --git a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetPrecompiledContractRegistries.java b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetPrecompiledContractRegistries.java
index 5907adb28e..ffbbac2bfc 100644
--- a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetPrecompiledContractRegistries.java
+++ b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/MainnetPrecompiledContractRegistries.java
@@ -12,6 +12,7 @@
  */
 package tech.pegasys.pantheon.ethereum.mainnet;
 
+import tech.pegasys.pantheon.ethereum.core.Account;
 import tech.pegasys.pantheon.ethereum.core.Address;
 import tech.pegasys.pantheon.ethereum.mainnet.precompiles.AltBN128AddPrecompiledContract;
 import tech.pegasys.pantheon.ethereum.mainnet.precompiles.AltBN128MulPrecompiledContract;
@@ -30,45 +31,70 @@ public abstract class MainnetPrecompiledContractRegistries {
   private MainnetPrecompiledContractRegistries() {}
 
   private static void populateForFrontier(
-      final PrecompileContractRegistry registry, final GasCalculator gasCalculator) {
-    registry.put(Address.ECREC, new ECRECPrecompiledContract(gasCalculator));
-    registry.put(Address.SHA256, new SHA256PrecompiledContract(gasCalculator));
-    registry.put(Address.RIPEMD160, new RIPEMD160PrecompiledContract(gasCalculator));
-    registry.put(Address.ID, new IDPrecompiledContract(gasCalculator));
+      final PrecompileContractRegistry registry,
+      final GasCalculator gasCalculator,
+      final int accountVersion) {
+    registry.put(Address.ECREC, accountVersion, new ECRECPrecompiledContract(gasCalculator));
+    registry.put(Address.SHA256, accountVersion, new SHA256PrecompiledContract(gasCalculator));
+    registry.put(
+        Address.RIPEMD160, accountVersion, new RIPEMD160PrecompiledContract(gasCalculator));
+    registry.put(Address.ID, accountVersion, new IDPrecompiledContract(gasCalculator));
   }
 
   public static PrecompileContractRegistry frontier(
       final PrecompiledContractConfiguration precompiledContractConfiguration) {
     final PrecompileContractRegistry registry = new PrecompileContractRegistry();
-    populateForFrontier(registry, precompiledContractConfiguration.getGasCalculator());
+    populateForFrontier(
+        registry, precompiledContractConfiguration.getGasCalculator(), Account.DEFAULT_VERSION);
     return registry;
   }
 
   private static void populateForByzantium(
-      final PrecompileContractRegistry registry, final GasCalculator gasCalculator) {
-    populateForFrontier(registry, gasCalculator);
+      final PrecompileContractRegistry registry,
+      final GasCalculator gasCalculator,
+      final int accountVersion) {
+    populateForFrontier(registry, gasCalculator, accountVersion);
+    registry.put(
+        Address.MODEXP,
+        accountVersion,
+        new BigIntegerModularExponentiationPrecompiledContract(gasCalculator));
+    registry.put(
+        Address.ALTBN128_ADD, accountVersion, new AltBN128AddPrecompiledContract(gasCalculator));
+    registry.put(
+        Address.ALTBN128_MUL, accountVersion, new AltBN128MulPrecompiledContract(gasCalculator));
     registry.put(
-        Address.MODEXP, new BigIntegerModularExponentiationPrecompiledContract(gasCalculator));
-    registry.put(Address.ALTBN128_ADD, new AltBN128AddPrecompiledContract(gasCalculator));
-    registry.put(Address.ALTBN128_MUL, new AltBN128MulPrecompiledContract(gasCalculator));
-    registry.put(Address.ALTBN128_PAIRING, new AltBN128PairingPrecompiledContract(gasCalculator));
+        Address.ALTBN128_PAIRING,
+        accountVersion,
+        new AltBN128PairingPrecompiledContract(gasCalculator));
   }
 
   public static PrecompileContractRegistry byzantium(
       final PrecompiledContractConfiguration precompiledContractConfiguration) {
     final PrecompileContractRegistry registry = new PrecompileContractRegistry();
-    populateForByzantium(registry, precompiledContractConfiguration.getGasCalculator());
+    populateForByzantium(
+        registry, precompiledContractConfiguration.getGasCalculator(), Account.DEFAULT_VERSION);
     return registry;
   }
 
-  public static PrecompileContractRegistry appendPrivacy(
-      final PrecompileContractRegistry registry,
+  public static PrecompileContractRegistry istanbul(
       final PrecompiledContractConfiguration precompiledContractConfiguration) {
-    Address address =
+    final PrecompileContractRegistry registry = new PrecompileContractRegistry();
+    populateForByzantium(
+        registry, precompiledContractConfiguration.getGasCalculator(), Account.DEFAULT_VERSION);
+    populateForByzantium(registry, precompiledContractConfiguration.getGasCalculator(), 1);
+    return registry;
+  }
+
+  static PrecompileContractRegistry appendPrivacy(
+      final PrecompileContractRegistry registry,
+      final PrecompiledContractConfiguration precompiledContractConfiguration,
+      final int accountVersion) {
+    final Address address =
         Address.privacyPrecompiled(
             precompiledContractConfiguration.getPrivacyParameters().getPrivacyAddress());
     registry.put(
         address,
+        accountVersion,
         new PrivacyPrecompiledContract(
             precompiledContractConfiguration.getGasCalculator(),
             precompiledContractConfiguration.getPrivacyParameters()));
diff --git a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/PrecompileContractRegistry.java b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/PrecompileContractRegistry.java
index 2c6f9dacf7..ef2665bd98 100644
--- a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/PrecompileContractRegistry.java
+++ b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/PrecompileContractRegistry.java
@@ -14,23 +14,26 @@
 
 import tech.pegasys.pantheon.ethereum.core.Address;
 
-import java.util.HashMap;
-import java.util.Map;
+import com.google.common.collect.HashBasedTable;
+import com.google.common.collect.Table;
 
 /** Encapsulates a group of {@link PrecompiledContract}s used together. */
 public class PrecompileContractRegistry {
 
-  private final Map<Address, PrecompiledContract> precompiles;
+  private final Table<Address, Integer, PrecompiledContract> precompiles;
 
   public PrecompileContractRegistry() {
-    this.precompiles = new HashMap<>();
+    this.precompiles = HashBasedTable.create(16, 2);
   }
 
-  public PrecompiledContract get(final Address address) {
-    return precompiles.get(address);
+  public PrecompiledContract get(final Address address, final int contractAccountVersion) {
+    return precompiles.get(address, contractAccountVersion);
   }
 
-  public void put(final Address address, final PrecompiledContract precompile) {
-    precompiles.put(address, precompile);
+  public void put(
+      final Address address,
+      final int contractAccountVersion,
+      final PrecompiledContract precompile) {
+    precompiles.put(address, contractAccountVersion, precompile);
   }
 }
diff --git a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/ProtocolSpecBuilder.java b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/ProtocolSpecBuilder.java
index 7667332880..bd1e241765 100644
--- a/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/ProtocolSpecBuilder.java
+++ b/ethereum/core/src/main/java/tech/pegasys/pantheon/ethereum/mainnet/ProtocolSpecBuilder.java
@@ -15,6 +15,7 @@
 import static com.google.common.base.Preconditions.checkNotNull;
 
 import tech.pegasys.pantheon.ethereum.BlockValidator;
+import tech.pegasys.pantheon.ethereum.core.Account;
 import tech.pegasys.pantheon.ethereum.core.Address;
 import tech.pegasys.pantheon.ethereum.core.BlockHeaderFunctions;
 import tech.pegasys.pantheon.ethereum.core.BlockImporter;
@@ -131,7 +132,9 @@ public ProtocolSpecBuilder<T> precompileContractRegistryBuilder(
               precompileContractRegistryBuilder.apply(precompiledContractConfiguration);
           if (precompiledContractConfiguration.getPrivacyParameters().isEnabled()) {
             MainnetPrecompiledContractRegistries.appendPrivacy(
-                registry, precompiledContractConfiguration);
+                registry, precompiledContractConfiguration, Account.DEFAULT_VERSION);
+            MainnetPrecompiledContractRegistries.appendPrivacy(
+                registry, precompiledContractConfiguration, 1);
           }
           return registry;
         };
@@ -276,7 +279,8 @@ public ProtocolSpec<T> build(final ProtocolSchedule<T> protocolSchedule) {
               gasCalculator, transactionValidator, contractCreationProcessor, messageCallProcessor);
       Address address = Address.privacyPrecompiled(privacyParameters.getPrivacyAddress());
       PrivacyPrecompiledContract privacyPrecompiledContract =
-          (PrivacyPrecompiledContract) precompileContractRegistry.get(address);
+          (PrivacyPrecompiledContract)
+              precompileContractRegistry.get(address, Account.DEFAULT_VERSION);
       privacyPrecompiledContract.setPrivateTransactionProcessor(privateTransactionProcessor);
     }
 
diff --git a/pantheon/src/test/java/tech/pegasys/pantheon/PrivacyTest.java b/pantheon/src/test/java/tech/pegasys/pantheon/PrivacyTest.java
index e77275bed6..364e7abcdc 100644
--- a/pantheon/src/test/java/tech/pegasys/pantheon/PrivacyTest.java
+++ b/pantheon/src/test/java/tech/pegasys/pantheon/PrivacyTest.java
@@ -17,6 +17,7 @@
 import tech.pegasys.pantheon.config.GenesisConfigFile;
 import tech.pegasys.pantheon.controller.PantheonController;
 import tech.pegasys.pantheon.crypto.SECP256K1.KeyPair;
+import tech.pegasys.pantheon.ethereum.core.Account;
 import tech.pegasys.pantheon.ethereum.core.Address;
 import tech.pegasys.pantheon.ethereum.core.InMemoryStorageProvider;
 import tech.pegasys.pantheon.ethereum.core.MiningParametersTestBuilder;
@@ -72,7 +73,7 @@ public void privacyPrecompiled() throws IOException {
             .getProtocolSchedule()
             .getByBlockNumber(1)
             .getPrecompileContractRegistry()
-            .get(privacyContractAddress);
+            .get(privacyContractAddress, Account.DEFAULT_VERSION);
     assertThat(precompiledContract.getName()).isEqualTo("Privacy");
   }
 }