diff --git a/build.gradle b/build.gradle
index eec772e1a8..9afdd77989 100644
--- a/build.gradle
+++ b/build.gradle
@@ -663,11 +663,11 @@ task acceptanceTestsQuorum {
    * Not available features in Besu: privacy-enhancements-disabled, extension
    * Not available RPC methods in Besu: async, storage-root, get-quorum-payload, personal-api-signed
    *
-   * Ignored for now (privacy-polishing): graphql, eth-api-signed, (estimategas && public)
+   * Ignored for now (privacy-polishing): graphql, eth-api-signed
    *
    * LOGGING_LEVEL_COM_QUORUM_GAUGE=DEBUG -- enables HTTP JSON-RPC logging
    */
-  def tags = "(basic && !(estimategas && public) && !eth-api-signed && !privacy-enhancements-disabled && !graphql && !async && !extension && !storage-root && !get-quorum-payload && !personal-api-signed) || networks/typical-besu::ibft2"
+  def tags = "(basic && !eth-api-signed && !privacy-enhancements-disabled && !graphql && !async && !extension && !storage-root && !get-quorum-payload && !personal-api-signed) || networks/typical-besu::ibft2"
 
   doLast {
     exec {
diff --git a/ethereum/core/src/main/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulator.java b/ethereum/core/src/main/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulator.java
index e0041017b8..f571294c82 100644
--- a/ethereum/core/src/main/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulator.java
+++ b/ethereum/core/src/main/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulator.java
@@ -16,7 +16,6 @@ package org.hyperledger.besu.ethereum.transaction;
 
 import static org.hyperledger.besu.ethereum.goquorum.GoQuorumPrivateStateUtil.getPrivateWorldStateAtBlock;
 
-import org.hyperledger.besu.config.GoQuorumOptions;
 import org.hyperledger.besu.crypto.SECPSignature;
 import org.hyperledger.besu.crypto.SignatureAlgorithm;
 import org.hyperledger.besu.crypto.SignatureAlgorithmFactory;
@@ -72,11 +71,6 @@ public class TransactionSimulator {
   private static final Address DEFAULT_FROM =
       Address.fromHexString("0x0000000000000000000000000000000000000000");
 
-  // Hex-encoded 64 byte array of "17" values
-  private static final Bytes MAX_PRIVATE_INTRINSIC_DATA_HEX =
-      Bytes.fromHexString(
-          "11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111");
-
   private final Blockchain blockchain;
   private final WorldStateArchive worldStateArchive;
   private final ProtocolSchedule protocolSchedule;
@@ -163,15 +157,7 @@ public class TransactionSimulator {
         callParams.getGasLimit() >= 0 ? callParams.getGasLimit() : header.getGasLimit();
     final Wei gasPrice = callParams.getGasPrice() != null ? callParams.getGasPrice() : Wei.ZERO;
     final Wei value = callParams.getValue() != null ? callParams.getValue() : Wei.ZERO;
-
-    // If GoQuorum privacy enabled, and value = zero, do simulation with max non-zero bytes.
-    // It is possible to have a data field that has a lower intrinsic value than the PTM hash
-    // so this checks the tx as if we were to place a PTM hash (with all non-zero values).
-    // This means a potential over-estimate of gas, rather than the exact cost to run right now.
-    final Bytes payload =
-        GoQuorumOptions.goQuorumCompatibilityMode && value.isZero()
-            ? MAX_PRIVATE_INTRINSIC_DATA_HEX
-            : (callParams.getPayload() != null ? callParams.getPayload() : Bytes.EMPTY);
+    final Bytes payload = callParams.getPayload() != null ? callParams.getPayload() : Bytes.EMPTY;
 
     if (transactionValidationParams.isAllowExceedingBalance()) {
       updater.getOrCreate(senderAddress).getMutable().setBalance(Wei.of(UInt256.MAX_VALUE));
diff --git a/ethereum/core/src/test/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulatorTest.java b/ethereum/core/src/test/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulatorTest.java
index 7210e3bf4d..700d279678 100644
--- a/ethereum/core/src/test/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulatorTest.java
+++ b/ethereum/core/src/test/java/org/hyperledger/besu/ethereum/transaction/TransactionSimulatorTest.java
@@ -23,7 +23,6 @@ import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoInteractions;
 import static org.mockito.Mockito.when;
 
-import org.hyperledger.besu.config.GoQuorumOptions;
 import org.hyperledger.besu.crypto.SECPSignature;
 import org.hyperledger.besu.crypto.SignatureAlgorithm;
 import org.hyperledger.besu.crypto.SignatureAlgorithmFactory;
@@ -54,7 +53,6 @@ import com.google.common.base.Supplier;
 import com.google.common.base.Suppliers;
 import org.apache.tuweni.bytes.Bytes;
 import org.apache.tuweni.units.bigints.UInt256;
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -77,11 +75,6 @@ public class TransactionSimulatorTest {
   private static final Hash DEFAULT_BLOCK_HEADER_HASH =
       Hash.fromHexString("0x0000000000000000000000000000000000000000000000000000000000000001");
 
-  // Hex-encoded 64 byte array of "17" values
-  private static final Bytes MAX_PRIVATE_INTRINSIC_DATA_HEX =
-      Bytes.fromHexString(
-          "11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111");
-
   private TransactionSimulator transactionSimulator;
 
   @Mock private Blockchain blockchain;
@@ -98,12 +91,6 @@ public class TransactionSimulatorTest {
         new TransactionSimulator(blockchain, worldStateArchive, protocolSchedule);
   }
 
-  @After
-  public void tearDown() {
-    GoQuorumOptions.goQuorumCompatibilityMode =
-        GoQuorumOptions.GOQUORUM_COMPATIBILITY_MODE_DEFAULT_VALUE;
-  }
-
   @Test
   public void shouldReturnEmptyWhenBlockDoesNotExist() {
     when(blockchain.getBlockHeader(eq(1L))).thenReturn(Optional.empty());
@@ -141,35 +128,6 @@ public class TransactionSimulatorTest {
     verifyTransactionWasProcessed(expectedTransaction);
   }
 
-  @Test
-  public void shouldReturnSuccessfulResultWhenProcessingPotentiallyPrivateTxIsSuccessful() {
-    final CallParameter callParameter = legacyTransactionCallParameter();
-
-    GoQuorumOptions.goQuorumCompatibilityMode = true;
-
-    mockBlockchainForBlockHeader(Hash.ZERO, 1L);
-    mockWorldStateForAccount(Hash.ZERO, callParameter.getFrom(), 1L);
-
-    final Transaction expectedTransaction =
-        Transaction.builder()
-            .nonce(1L)
-            .gasPrice(callParameter.getGasPrice())
-            .gasLimit(callParameter.getGasLimit())
-            .to(callParameter.getTo())
-            .sender(callParameter.getFrom())
-            .value(callParameter.getValue())
-            .payload(MAX_PRIVATE_INTRINSIC_DATA_HEX)
-            .signature(FAKE_SIGNATURE)
-            .build();
-    mockProcessorStatusForTransaction(1L, expectedTransaction, Status.SUCCESSFUL);
-
-    final Optional<TransactionSimulatorResult> result =
-        transactionSimulator.process(callParameter, 1L);
-
-    assertThat(result.get().isSuccessful()).isTrue();
-    verifyTransactionWasProcessed(expectedTransaction);
-  }
-
   @Test
   public void shouldIncreaseBalanceAccountWhenExceedingBalanceAllowed() {
     final CallParameter callParameter = legacyTransactionCallParameter();