diff --git a/packages/server/tests/acceptance/ws/estimateGas.spec.ts b/packages/server/tests/acceptance/ws/estimateGas.spec.ts
index 3480d56b41..7eb7ab1a54 100644
--- a/packages/server/tests/acceptance/ws/estimateGas.spec.ts
+++ b/packages/server/tests/acceptance/ws/estimateGas.spec.ts
@@ -19,11 +19,11 @@
  */
 
 // external resources
-import { expect } from 'chai';
-import { Contract, ethers, JsonRpcProvider, WebSocketProvider } from 'ethers';
-import { AliasAccount } from '../../clients/servicesClient';
 import WebSocket from 'ws';
+import { expect } from 'chai';
 import basicContractJson from '../../contracts/Basic.json';
+import { AliasAccount } from '../../clients/servicesClient';
+import { Contract, ethers, JsonRpcProvider, WebSocketProvider } from 'ethers';
 
 describe('@release @web-socket eth_estimateGas', async function () {
   // @ts-ignore
diff --git a/packages/ws-server/src/controllers/eth_estimateGas.ts b/packages/ws-server/src/controllers/eth_estimateGas.ts
index 5f4b391767..cc2e5bf6b1 100644
--- a/packages/ws-server/src/controllers/eth_estimateGas.ts
+++ b/packages/ws-server/src/controllers/eth_estimateGas.ts
@@ -18,25 +18,21 @@
  *
  */
 
-import { sendToClient } from '../utils/utils';
-import { Relay } from '@hashgraph/json-rpc-relay';
-import { validateParamsLength } from '../utils/validators';
-import { handleSendingTransactionRequests } from './helpers';
+import { handleSendingRequestsToRelay } from './helpers';
+import { predefined, Relay } from '@hashgraph/json-rpc-relay';
 
 /**
- * Handles the "eth_estimateGas" method request by retrieving transaction details from the Hedera network.
- * Validates the parameters, retrieves the transaction details, and sends the response back to the client.
+ * Handles the "eth_estimateGas" method request by estimating the gas needed to execute a transaction.
+ * Validates the parameters, retrieves the gas estimation using the relay object, and sends the response back to the client.
  * @param {any} ctx - The context object containing information about the WebSocket connection.
- * @param {any[]} params - The parameters of the method request, expecting a single parameter: the transaction hash.
+ * @param {any[]} params - The parameters of the method request.
  * @param {any} logger - The logger object for logging messages and events.
  * @param {Relay} relay - The relay object for interacting with the Hedera network.
  * @param {any} request - The request object received from the client.
  * @param {string} method - The JSON-RPC method associated with the request.
- * @param {string} socketIdPrefix - The prefix for the socket ID.
  * @param {string} requestIdPrefix - The prefix for the request ID.
  * @param {string} connectionIdPrefix - The prefix for the connection ID.
- * @returns {Promise<any>} Returns a promise that resolves with the JSON-RPC response to the client.
- * @throws {JsonRpcError} Throws a JsonRpcError if there is an issue with the parameters or an internal error occurs.
+ * @throws {JsonRpcError} Throws a JsonRpcError if the method parameters are invalid or an internal error occurs.
  */
 export const handleEthEstimateGas = async (
   ctx: any,
@@ -45,40 +41,27 @@ export const handleEthEstimateGas = async (
   relay: Relay,
   request: any,
   method: string,
-  socketIdPrefix: string,
   requestIdPrefix: string,
   connectionIdPrefix: string,
 ) => {
+  if (params.length !== 1) {
+    throw predefined.INVALID_PARAMETERS;
+  }
+
   const TXN = params[0];
   const TAG = JSON.stringify({ method, txn: TXN });
 
-  validateParamsLength(
-    ctx,
-    params,
-    method,
-    TAG,
-    logger,
-    sendToClient,
-    1,
-    socketIdPrefix,
-    requestIdPrefix,
-    connectionIdPrefix,
-  );
-
-  logger.info(
-    `${connectionIdPrefix} ${requestIdPrefix} ${socketIdPrefix}: Retrieving estimated gas with txn=${TXN} for tag=${TAG}`,
-  );
+  logger.info(`${connectionIdPrefix} ${requestIdPrefix}: Retrieving gas estimation for tag=${TAG}`);
 
-  return handleSendingTransactionRequests(
+  await handleSendingRequestsToRelay(
     ctx,
     TAG,
-    params,
+    [TXN, requestIdPrefix],
     relay,
     logger,
     request,
     method,
     'estimateGas',
-    socketIdPrefix,
     requestIdPrefix,
     connectionIdPrefix,
   );
diff --git a/packages/ws-server/src/controllers/eth_getCode.ts b/packages/ws-server/src/controllers/eth_getCode.ts
index 1372eba672..1bde08299b 100644
--- a/packages/ws-server/src/controllers/eth_getCode.ts
+++ b/packages/ws-server/src/controllers/eth_getCode.ts
@@ -18,24 +18,21 @@
  *
  */
 
-import { sendToClient } from '../utils/utils';
-import { Relay } from '@hashgraph/json-rpc-relay';
-import { validateParamsLength } from '../utils/validators';
-import { handleSendingTransactionRequests } from './helpers';
+import { handleSendingRequestsToRelay } from './helpers';
+import { predefined, Relay } from '@hashgraph/json-rpc-relay';
 
 /**
- * Handles the "eth_getCode" method request by retrieving transaction details from the Hedera network.
- * Validates the parameters, retrieves the transaction details, and sends the response back to the client.
+ * Handles the "eth_getCode" method request by retrieving the code at a specific address on the Hedera network.
+ * Validates the parameters, retrieves the contract code using the relay object, and sends the response back to the client.
  * @param {any} ctx - The context object containing information about the WebSocket connection.
- * @param {any[]} params - The parameters of the method request, expecting a single parameter: the transaction hash.
+ * @param {any[]} params - The parameters of the method request, expecting an address and a block parameter.
  * @param {any} logger - The logger object for logging messages and events.
  * @param {Relay} relay - The relay object for interacting with the Hedera network.
  * @param {any} request - The request object received from the client.
  * @param {string} method - The JSON-RPC method associated with the request.
  * @param {string} requestIdPrefix - The prefix for the request ID.
  * @param {string} connectionIdPrefix - The prefix for the connection ID.
- * @returns {Promise<any>} Returns a promise that resolves with the JSON-RPC response to the client.
- * @throws {JsonRpcError} Throws a JsonRpcError if there is an issue with the parameters or an internal error occurs.
+ * @throws {JsonRpcError} Throws a JsonRpcError if the method parameters are invalid or an internal error occurs.
  */
 export const handleEthGetCode = async (
   ctx: any,
@@ -47,17 +44,20 @@ export const handleEthGetCode = async (
   requestIdPrefix: string,
   connectionIdPrefix: string,
 ) => {
-  const ADDRESS = params[0];
-  const TAG = JSON.stringify({ method, address: ADDRESS });
+  if (params.length !== 2) {
+    throw predefined.INVALID_PARAMETERS;
+  }
 
-  validateParamsLength(ctx, params, method, TAG, logger, sendToClient, 2, requestIdPrefix, connectionIdPrefix);
+  const ADDRESS = params[0];
+  const BLOCK_TAG = params[1];
+  const TAG = JSON.stringify({ method, address: ADDRESS, block: BLOCK_TAG });
 
-  logger.info(`${connectionIdPrefix} ${requestIdPrefix}: Retrieving code with address=${ADDRESS} for tag=${TAG}`);
+  logger.info(`${connectionIdPrefix} ${requestIdPrefix}: Retrieving contract code for tag=${TAG}`);
 
-  return handleSendingTransactionRequests(
+  await handleSendingRequestsToRelay(
     ctx,
     TAG,
-    params,
+    [ADDRESS, BLOCK_TAG, requestIdPrefix],
     relay,
     logger,
     request,
diff --git a/packages/ws-server/src/controllers/eth_getTransactionByHash.ts b/packages/ws-server/src/controllers/eth_getTransactionByHash.ts
index 41d8ffe420..2fc312890e 100644
--- a/packages/ws-server/src/controllers/eth_getTransactionByHash.ts
+++ b/packages/ws-server/src/controllers/eth_getTransactionByHash.ts
@@ -18,9 +18,8 @@
  *
  */
 
-import { Relay } from '@hashgraph/json-rpc-relay';
-import { predefined } from '@hashgraph/json-rpc-relay';
 import { handleSendingRequestsToRelay } from './helpers';
+import { Relay, predefined } from '@hashgraph/json-rpc-relay';
 
 /**
  * Handles the "eth_getTransactionByHash" method request by retrieving transaction details from the Hedera network.
@@ -46,13 +45,13 @@ export const handleEthGetTransactionByHash = async (
   requestIdPrefix: string,
   connectionIdPrefix: string,
 ): Promise<any> => {
-  const TX_HASH = params[0];
-  const TAG = JSON.stringify({ method, signedTx: TX_HASH });
-
   if (params.length !== 1) {
     throw predefined.INVALID_PARAMETERS;
   }
 
+  const TX_HASH = params[0];
+  const TAG = JSON.stringify({ method, signedTx: TX_HASH });
+
   logger.info(
     `${connectionIdPrefix} ${requestIdPrefix}: Retrieving transaction info with txHash=${TX_HASH} for tag=${TAG}`,
   );
diff --git a/packages/ws-server/src/controllers/eth_getTransactionReceipt.ts b/packages/ws-server/src/controllers/eth_getTransactionReceipt.ts
index ad2bc5ad88..c83be846a4 100644
--- a/packages/ws-server/src/controllers/eth_getTransactionReceipt.ts
+++ b/packages/ws-server/src/controllers/eth_getTransactionReceipt.ts
@@ -18,9 +18,8 @@
  *
  */
 
-import { Relay } from '@hashgraph/json-rpc-relay';
-import { predefined } from '@hashgraph/json-rpc-relay';
 import { handleSendingRequestsToRelay } from './helpers';
+import { Relay, predefined } from '@hashgraph/json-rpc-relay';
 
 /**
  * Handles the "eth_getTransactionReceipt" method request by retrieving transaction receipt details from the Hedera network.
@@ -46,13 +45,13 @@ export const handleEthGetTransactionReceipt = async (
   requestIdPrefix: string,
   connectionIdPrefix: string,
 ): Promise<any> => {
-  const TX_HASH = params[0];
-  const TAG = JSON.stringify({ method, signedTx: TX_HASH });
-
   if (params.length !== 1) {
     throw predefined.INVALID_PARAMETERS;
   }
 
+  const TX_HASH = params[0];
+  const TAG = JSON.stringify({ method, signedTx: TX_HASH });
+
   logger.info(
     `${connectionIdPrefix} ${requestIdPrefix}: Retrieving transaction receipt with txHash=${TX_HASH} for tag=${TAG}`,
   );
diff --git a/packages/ws-server/src/controllers/eth_sendRawTransaction.ts b/packages/ws-server/src/controllers/eth_sendRawTransaction.ts
index 7903c027f3..4ef905f76d 100644
--- a/packages/ws-server/src/controllers/eth_sendRawTransaction.ts
+++ b/packages/ws-server/src/controllers/eth_sendRawTransaction.ts
@@ -18,9 +18,8 @@
  *
  */
 
-import { Relay } from '@hashgraph/json-rpc-relay';
-import { predefined } from '@hashgraph/json-rpc-relay';
 import { handleSendingRequestsToRelay } from './helpers';
+import { Relay, predefined } from '@hashgraph/json-rpc-relay';
 
 /**
  * Handles the "eth_sendRawTransaction" method request by submitting a raw transaction to the Websocket server.
@@ -46,13 +45,13 @@ export const handleEthSendRawTransaction = async (
   requestIdPrefix: string,
   connectionIdPrefix: string,
 ) => {
-  const SIGNED_TX = params[0];
-  const TAG = JSON.stringify({ method, signedTx: SIGNED_TX });
-
   if (params.length !== 1) {
     throw predefined.INVALID_PARAMETERS;
   }
 
+  const SIGNED_TX = params[0];
+  const TAG = JSON.stringify({ method, signedTx: SIGNED_TX });
+
   logger.info(
     `${connectionIdPrefix} ${requestIdPrefix}: Submitting raw transaction with signedTx=${SIGNED_TX} for tag=${TAG}`,
   );
diff --git a/packages/ws-server/src/utils/constants.ts b/packages/ws-server/src/utils/constants.ts
index 7eb2c571d1..c15832298e 100644
--- a/packages/ws-server/src/utils/constants.ts
+++ b/packages/ws-server/src/utils/constants.ts
@@ -54,15 +54,15 @@ export const WS_CONSTANTS = {
     },
   },
   METHODS: {
-    ETH_SUBSCRIBE: 'eth_subscribe',
-    ETH_UNSUBSCRIBE: 'eth_unsubscribe',
     ETH_CHAIN_ID: 'eth_chainId',
     ETH_GET_CODE: 'eth_getCode',
+    ETH_SUBSCRIBE: 'eth_subscribe',
+    ETH_UNSUBSCRIBE: 'eth_unsubscribe',
     ETH_ESTIMATE_GAS: 'eth_estimateGas',
-    ETH_GET_TRANSACTION_COUNT: 'eth_getTransactionCount',
-    ETH_MAX_PRIORITY_FEE_PER_GAS: 'eth_maxPriorityFeePerGas',
     ETH_SEND_RAW_TRANSACTION: 'eth_sendRawTransaction',
+    ETH_GET_TRANSACTION_COUNT: 'eth_getTransactionCount',
     ETH_GET_TRANSACTION_BY_HASH: 'eth_getTransactionByHash',
     ETH_GET_TRANSACTION_RECEIPT: 'eth_getTransactionReceipt',
+    ETH_MAX_PRIORITY_FEE_PER_GAS: 'eth_maxPriorityFeePerGas',
   },
 };
diff --git a/packages/ws-server/src/webSocketServer.ts b/packages/ws-server/src/webSocketServer.ts
index dcaa8c9c8b..af5cf3dd62 100644
--- a/packages/ws-server/src/webSocketServer.ts
+++ b/packages/ws-server/src/webSocketServer.ts
@@ -172,29 +172,10 @@ app.ws.use(async (ctx) => {
           );
           break;
         case WS_CONSTANTS.METHODS.ETH_GET_CODE:
-          relayResponse = await handleEthGetCode(
-            ctx,
-            params,
-            logger,
-            relay,
-            request,
-            method,
-            requestIdPrefix,
-            connectionIdPrefix,
-          );
-          response = jsonResp(request.id, null, relayResponse.result);
+          await handleEthGetCode(ctx, params, logger, relay, request, method, requestIdPrefix, connectionIdPrefix);
           break;
         case WS_CONSTANTS.METHODS.ETH_ESTIMATE_GAS:
-          response = await handleEthEstimateGas(
-            ctx,
-            params,
-            logger,
-            relay,
-            request,
-            method,
-            requestIdPrefix,
-            connectionIdPrefix,
-          );
+          await handleEthEstimateGas(ctx, params, logger, relay, request, method, requestIdPrefix, connectionIdPrefix);
           break;
         case WS_CONSTANTS.METHODS.ETH_GET_TRANSACTION_BY_HASH:
           await handleEthGetTransactionByHash(