diff --git a/src/modules/executor/executor.processor.ts b/src/modules/executor/executor.processor.ts
index 4e545322..db91efe0 100644
--- a/src/modules/executor/executor.processor.ts
+++ b/src/modules/executor/executor.processor.ts
@@ -683,6 +683,8 @@ export class ExecutorProcessor implements Processor<ExecutorJob> {
       chainSettings: { executionOverrides, isLowBlockTimeChain },
     } = this.chainsService;
 
+    const fullChainSettings = this.chainsService.getChainSettings(chainId);
+
     const entryPointV7Abi =
       this.contractsService.getContractAbi("entryPointV7");
 
@@ -691,17 +693,27 @@ export class ExecutorProcessor implements Processor<ExecutorJob> {
       chainId,
     );
 
+    let maxFeePerGas = options.maxFeePerGas;
+    let maxPriorityFeePerGas = options.maxPriorityFeePerGas;
+
+    // Enforce chain minimum gas (e.g. BSC) at execution time so RPC does not reject the tx
+    const minGas = fullChainSettings.minMaxFeePerGas
+      ? BigInt(fullChainSettings.minMaxFeePerGas)
+      : 0n;
+    if (minGas > 0n) {
+      if (maxFeePerGas < minGas) maxFeePerGas = minGas;
+      if (maxPriorityFeePerGas < minGas) maxPriorityFeePerGas = minGas;
+    }
+
     const feeData: GasConditions = {
-      maxFeePerGas: options.maxFeePerGas,
-      maxPriorityFeePerGas: options.maxPriorityFeePerGas,
+      maxFeePerGas,
+      maxPriorityFeePerGas,
       l1GasPrice: 0n,
       baseFee: 0n,
     };
 
     const nonce: number = options.nonce;
 
-    const { maxFeePerGas, maxPriorityFeePerGas } = feeData;
-
     let txRequest: ExecutorTxRequest;
 
     if (authorizationList.length === 0) {