diff --git a/packages/nextjs/app/admin/_components/ActionModal.tsx b/packages/nextjs/app/admin/_components/ActionModal.tsx
index ad4fbfc..78f6e18 100644
--- a/packages/nextjs/app/admin/_components/ActionModal.tsx
+++ b/packages/nextjs/app/admin/_components/ActionModal.tsx
@@ -1,7 +1,10 @@
 import { forwardRef, useRef } from "react";
 import { useReviewGrant } from "../hooks/useReviewGrant";
+import { useNetwork } from "wagmi";
+import { getNetworkColor } from "~~/hooks/scaffold-eth";
 import { GrantData } from "~~/services/database/schema";
 import { PROPOSAL_STATUS } from "~~/utils/grants";
+import { NETWORKS_EXTRA_DATA } from "~~/utils/scaffold-eth";
 
 type ActionModalProps = {
   grant: GrantData;
@@ -11,6 +14,9 @@ type ActionModalProps = {
 export const ActionModal = forwardRef<HTMLDialogElement, ActionModalProps>(({ grant, initialTxLink }, ref) => {
   const inputRef = useRef<HTMLInputElement>(null);
 
+  const { chain } = useNetwork();
+  const chainWithExtraAttributes = chain ? { ...chain, ...NETWORKS_EXTRA_DATA[chain.id] } : undefined;
+
   const { handleReviewGrant, isLoading } = useReviewGrant(grant);
 
   const acceptStatus = grant.status === PROPOSAL_STATUS.PROPOSED ? PROPOSAL_STATUS.APPROVED : PROPOSAL_STATUS.COMPLETED;
@@ -22,7 +28,14 @@ export const ActionModal = forwardRef<HTMLDialogElement, ActionModalProps>(({ gr
           {/* if there is a button in form, it will close the modal */}
           <button className="btn btn-sm btn-circle btn-ghost absolute right-2 top-2">✕</button>
         </form>
-        <p className="font-bold text-lg m-0">{acceptLabel} this grant</p>
+        <div className="flex justify-between items-center">
+          <p className="font-bold text-lg m-0">{acceptLabel} this grant</p>
+          {chainWithExtraAttributes && (
+            <p className="m-0 text-sm" style={{ color: getNetworkColor(chainWithExtraAttributes, true) }}>
+              {chainWithExtraAttributes.name}
+            </p>
+          )}
+        </div>
         <input
           type="text"
           ref={inputRef}
diff --git a/packages/nextjs/app/admin/_components/BatchActionModal.tsx b/packages/nextjs/app/admin/_components/BatchActionModal.tsx
index be7a0fb..c38c72d 100644
--- a/packages/nextjs/app/admin/_components/BatchActionModal.tsx
+++ b/packages/nextjs/app/admin/_components/BatchActionModal.tsx
@@ -1,6 +1,9 @@
 import { forwardRef, useRef } from "react";
 import { useBatchReviewGrants } from "../hooks/useBatchReviewGrants";
+import { useNetwork } from "wagmi";
+import { getNetworkColor } from "~~/hooks/scaffold-eth";
 import { PROPOSAL_STATUS } from "~~/utils/grants";
+import { NETWORKS_EXTRA_DATA } from "~~/utils/scaffold-eth";
 
 type BatchActionModalProps = {
   selectedGrants: string[];
@@ -13,6 +16,9 @@ export const BatchActionModal = forwardRef<HTMLDialogElement, BatchActionModalPr
   ({ selectedGrants, initialTxLink, closeModal, btnLabel }, ref) => {
     const inputRef = useRef<HTMLInputElement>(null);
 
+    const { chain } = useNetwork();
+    const chainWithExtraAttributes = chain ? { ...chain, ...NETWORKS_EXTRA_DATA[chain.id] } : undefined;
+
     const { handleBatchReview, isLoading } = useBatchReviewGrants();
 
     return (
@@ -22,7 +28,14 @@ export const BatchActionModal = forwardRef<HTMLDialogElement, BatchActionModalPr
             {/* if there is a button in form, it will close the modal */}
             <button className="btn btn-sm btn-circle btn-ghost absolute right-2 top-2">✕</button>
           </form>
-          <p className="font-bold text-lg m-0">{btnLabel} this grant</p>
+          <div className="flex justify-between items-center">
+            <p className="font-bold text-lg m-0">{btnLabel} this grant</p>
+            {chainWithExtraAttributes && (
+              <p className="m-0 text-sm" style={{ color: getNetworkColor(chainWithExtraAttributes, true) }}>
+                {chainWithExtraAttributes.name}
+              </p>
+            )}
+          </div>
           <input
             type="text"
             ref={inputRef}
diff --git a/packages/nextjs/app/admin/_components/GrantReview.tsx b/packages/nextjs/app/admin/_components/GrantReview.tsx
index 7adfd7a..7800218 100644
--- a/packages/nextjs/app/admin/_components/GrantReview.tsx
+++ b/packages/nextjs/app/admin/_components/GrantReview.tsx
@@ -3,7 +3,7 @@ import Image from "next/image";
 import { useReviewGrant } from "../hooks/useReviewGrant";
 import { ActionModal } from "./ActionModal";
 import { parseEther } from "viem";
-import { useSendTransaction } from "wagmi";
+import { useNetwork, useSendTransaction } from "wagmi";
 import { ArrowTopRightOnSquareIcon } from "@heroicons/react/20/solid";
 import TelegramIcon from "~~/components/assets/TelegramIcon";
 import TwitterIcon from "~~/components/assets/TwitterIcon";
@@ -48,6 +48,7 @@ type GrantReviewProps = {
 };
 export const GrantReview = ({ grant, selected, toggleSelection }: GrantReviewProps) => {
   const modalRef = useRef<HTMLDialogElement>(null);
+  const { chain: connectedChain } = useNetwork();
 
   const { data: txnHash, sendTransactionAsync } = useSendTransaction({
     to: grant.builder,
@@ -59,6 +60,15 @@ export const GrantReview = ({ grant, selected, toggleSelection }: GrantReviewPro
   if (grant.status !== PROPOSAL_STATUS.PROPOSED && grant.status !== PROPOSAL_STATUS.SUBMITTED) return null;
 
   const acceptLabel = grant.status === PROPOSAL_STATUS.PROPOSED ? "Approve" : "Complete";
+
+  // Disable complete action if chain is mismatch
+  const isCompleteAction = grant.status === PROPOSAL_STATUS.SUBMITTED;
+  const isChainMismatch = !connectedChain || connectedChain.id.toString() !== grant.txChainId;
+  // Boolean(grant.txChainId) => We want to enable btn in this case nd allow admin to send txn on any chain
+  const isCompleteActionDisabled = Boolean(grant.txChainId) && isCompleteAction && isChainMismatch;
+  const completeActionDisableClassName = isCompleteActionDisabled ? "tooltip !pointer-events-auto" : "";
+  const completeActionDisableToolTip = isCompleteActionDisabled && `Please switch to chain: ${grant.txChainId}`;
+
   return (
     <div className="border p-4 my-4">
       <div className="flex justify-between mb-2">
@@ -71,7 +81,14 @@ export const GrantReview = ({ grant, selected, toggleSelection }: GrantReviewPro
             </a>
           )}
         </div>
-        <input type="checkbox" className="checkbox checkbox-primary" checked={selected} onChange={toggleSelection} />
+        <input
+          type="checkbox"
+          className={`checkbox checkbox-primary ${completeActionDisableClassName}`}
+          data-tip={completeActionDisableToolTip}
+          disabled={isCompleteActionDisabled}
+          checked={selected}
+          onChange={toggleSelection}
+        />
       </div>
       <div className="flex mb-2 items-center">
         <Image src="/assets/eth-completed-grant.png" alt="ETH Icon" width={10} height={10} />
@@ -94,22 +111,24 @@ export const GrantReview = ({ grant, selected, toggleSelection }: GrantReviewPro
         </button>
         <div className="flex gap-2 lg:gap-4">
           <button
-            className={`btn btn-sm btn-neutral ${isLoading ? "opacity-50" : ""}`}
+            className={`btn btn-sm btn-neutral ${isLoading ? "opacity-50" : ""} ${completeActionDisableClassName}`}
+            data-tip={completeActionDisableToolTip}
             onClick={async () => {
               const resHash = await sendTx(sendTransactionAsync);
               // Transactor eats the error, so we need to handle by checking resHash
               if (resHash && modalRef.current) modalRef.current.showModal();
             }}
-            disabled={isLoading}
+            disabled={isLoading || isCompleteActionDisabled}
           >
             Send 50%
           </button>
           <button
-            className={`btn btn-sm btn-success ${isLoading ? "opacity-50" : ""}`}
+            className={`btn btn-sm btn-success ${isLoading ? "opacity-50" : ""} ${completeActionDisableClassName}`}
+            data-tip={completeActionDisableToolTip}
             onClick={() => {
               if (modalRef.current) modalRef.current.showModal();
             }}
-            disabled={isLoading}
+            disabled={isLoading || isCompleteActionDisabled}
           >
             {acceptLabel}
           </button>
diff --git a/packages/nextjs/app/admin/hooks/useBatchReviewGrants.ts b/packages/nextjs/app/admin/hooks/useBatchReviewGrants.ts
index 4325d94..7b3b54d 100644
--- a/packages/nextjs/app/admin/hooks/useBatchReviewGrants.ts
+++ b/packages/nextjs/app/admin/hooks/useBatchReviewGrants.ts
@@ -1,6 +1,6 @@
 import { useSWRConfig } from "swr";
 import useSWRMutation from "swr/mutation";
-import { useAccount, useSignTypedData } from "wagmi";
+import { useAccount, useNetwork, useSignTypedData } from "wagmi";
 import { EIP_712_DOMAIN, EIP_712_TYPES__REVIEW_GRANT_BATCH } from "~~/utils/eip712";
 import { ProposalStatusType } from "~~/utils/grants";
 import { getParsedError, notification } from "~~/utils/scaffold-eth";
@@ -13,6 +13,7 @@ type BatchReqBody = {
     grantId: string;
     action: ProposalStatusType;
     txHash: string;
+    txChainId: string;
   }[];
 };
 
@@ -20,13 +21,14 @@ export const useBatchReviewGrants = () => {
   const { signTypedDataAsync, isLoading: isSigningMessage } = useSignTypedData();
   const { mutate } = useSWRConfig();
   const { address: connectedAddress } = useAccount();
+  const { chain: connectedChain } = useNetwork();
   const { trigger: postBatchReviewGrant, isMutating: isPostingBatchReviewGrant } = useSWRMutation(
     `/api/grants/review`,
     postMutationFetcher<BatchReqBody>,
   );
 
   const handleBatchReview = async (selectedGrants: string[], action: ProposalStatusType, txHash = "") => {
-    if (!connectedAddress) {
+    if (!connectedAddress || !connectedChain) {
       notification.error("No connected address");
       return;
     }
@@ -36,13 +38,14 @@ export const useBatchReviewGrants = () => {
         grantId,
         action,
         txHash,
+        txChainId: connectedChain.id.toString(),
       };
     });
 
     try {
       const message = { reviews: grantReviews };
       const signature = await signTypedDataAsync({
-        domain: EIP_712_DOMAIN,
+        domain: { ...EIP_712_DOMAIN, chainId: connectedChain.id },
         types: EIP_712_TYPES__REVIEW_GRANT_BATCH,
         primaryType: "Message",
         message: message,
diff --git a/packages/nextjs/app/admin/hooks/useReviewGrant.ts b/packages/nextjs/app/admin/hooks/useReviewGrant.ts
index 15fbc71..daca633 100644
--- a/packages/nextjs/app/admin/hooks/useReviewGrant.ts
+++ b/packages/nextjs/app/admin/hooks/useReviewGrant.ts
@@ -1,6 +1,6 @@
 import { useSWRConfig } from "swr";
 import useSWRMutation from "swr/mutation";
-import { useAccount, useSignTypedData } from "wagmi";
+import { useAccount, useNetwork, useSignTypedData } from "wagmi";
 import { GrantData } from "~~/services/database/schema";
 import { EIP_712_DOMAIN, EIP_712_TYPES__REVIEW_GRANT } from "~~/utils/eip712";
 import { ProposalStatusType } from "~~/utils/grants";
@@ -12,10 +12,12 @@ type ReqBody = {
   signature: `0x${string}`;
   action: ProposalStatusType;
   txHash: string;
+  txChainId: string;
 };
 
 export const useReviewGrant = (grant: GrantData) => {
   const { address } = useAccount();
+  const { chain: connectedChain } = useNetwork();
   const { signTypedDataAsync, isLoading: isSigningMessage } = useSignTypedData();
   const { trigger: postReviewGrant, isMutating: isPostingNewGrant } = useSWRMutation(
     `/api/grants/${grant.id}/review`,
@@ -26,7 +28,7 @@ export const useReviewGrant = (grant: GrantData) => {
   const isLoading = isSigningMessage || isPostingNewGrant;
 
   const handleReviewGrant = async (action: ProposalStatusType, txnHash = "") => {
-    if (!address) {
+    if (!address || !connectedChain) {
       notification.error("Please connect your wallet");
       return;
     }
@@ -34,13 +36,14 @@ export const useReviewGrant = (grant: GrantData) => {
     let signature;
     try {
       signature = await signTypedDataAsync({
-        domain: EIP_712_DOMAIN,
+        domain: { ...EIP_712_DOMAIN, chainId: connectedChain.id },
         types: EIP_712_TYPES__REVIEW_GRANT,
         primaryType: "Message",
         message: {
           grantId: grant.id,
           action: action,
           txHash: txnHash,
+          txChainId: connectedChain.id.toString(),
         },
       });
     } catch (e) {
@@ -52,7 +55,13 @@ export const useReviewGrant = (grant: GrantData) => {
     let notificationId;
     try {
       notificationId = notification.loading("Submitting review");
-      await postReviewGrant({ signer: address, signature, action, txHash: txnHash });
+      await postReviewGrant({
+        signer: address,
+        signature,
+        action,
+        txHash: txnHash,
+        txChainId: connectedChain.id.toString(),
+      });
       await mutate("/api/grants/review");
       notification.remove(notificationId);
       notification.success(`Grant reviewed: ${action}`);
diff --git a/packages/nextjs/app/api/grants/[grantId]/review/route.tsx b/packages/nextjs/app/api/grants/[grantId]/review/route.tsx
index d52bcd9..9a790e7 100644
--- a/packages/nextjs/app/api/grants/[grantId]/review/route.tsx
+++ b/packages/nextjs/app/api/grants/[grantId]/review/route.tsx
@@ -10,11 +10,12 @@ type ReqBody = {
   signature: `0x${string}`;
   action: ProposalStatusType;
   txHash: string;
+  txChainId: string;
 };
 
 export async function POST(req: NextRequest, { params }: { params: { grantId: string } }) {
   const { grantId } = params;
-  const { signature, signer, action, txHash } = (await req.json()) as ReqBody;
+  const { signature, signer, action, txHash, txChainId } = (await req.json()) as ReqBody;
 
   // Validate action is valid
   const validActions = Object.values(PROPOSAL_STATUS);
@@ -25,13 +26,14 @@ export async function POST(req: NextRequest, { params }: { params: { grantId: st
 
   // Validate Signature
   const recoveredAddress = await recoverTypedDataAddress({
-    domain: EIP_712_DOMAIN,
+    domain: { ...EIP_712_DOMAIN, chainId: Number(txChainId) },
     types: EIP_712_TYPES__REVIEW_GRANT,
     primaryType: "Message",
     message: {
       grantId: grantId,
       action: action,
       txHash,
+      txChainId,
     },
     signature,
   });
@@ -50,7 +52,12 @@ export async function POST(req: NextRequest, { params }: { params: { grantId: st
   }
 
   try {
-    await reviewGrant(grantId, action, txHash);
+    await reviewGrant({
+      grantId,
+      action,
+      txHash,
+      txChainId,
+    });
   } catch (error) {
     console.error("Error approving grant", error);
     return NextResponse.json({ error: "Error approving grant" }, { status: 500 });
diff --git a/packages/nextjs/app/api/grants/review/route.tsx b/packages/nextjs/app/api/grants/review/route.tsx
index ac586e1..377d043 100644
--- a/packages/nextjs/app/api/grants/review/route.tsx
+++ b/packages/nextjs/app/api/grants/review/route.tsx
@@ -28,12 +28,21 @@ type BatchReqBody = {
     grantId: string;
     action: ProposalStatusType;
     txHash: string;
+    txChainId: string;
   }[];
 };
 
 export async function POST(req: NextRequest) {
   const { signer, signature, reviews } = (await req.json()) as BatchReqBody;
 
+  if (!reviews.length) {
+    console.error("No reviews in batch");
+    return NextResponse.json({ error: "No reviews in batch" }, { status: 400 });
+  }
+
+  // Assuming all reviews are for the same chain
+  const txChainId = reviews[0].txChainId;
+
   // Ensure all actions are valid
   const validActions = Object.values(PROPOSAL_STATUS);
   if (!reviews.every(review => validActions.includes(review.action))) {
@@ -49,7 +58,7 @@ export async function POST(req: NextRequest) {
   }
 
   const recoveredAddress = await recoverTypedDataAddress({
-    domain: EIP_712_DOMAIN,
+    domain: { ...EIP_712_DOMAIN, chainId: Number(txChainId) },
     types: EIP_712_TYPES__REVIEW_GRANT_BATCH,
     primaryType: "Message",
     message: { reviews },
@@ -63,7 +72,7 @@ export async function POST(req: NextRequest) {
 
   try {
     for (const review of reviews) {
-      await reviewGrant(review.grantId, review.action, review.txHash);
+      await reviewGrant(review);
     }
   } catch (error) {
     console.error("Error processing batch grant review", error);
diff --git a/packages/nextjs/services/database/grants.ts b/packages/nextjs/services/database/grants.ts
index 720b599..4610efb 100644
--- a/packages/nextjs/services/database/grants.ts
+++ b/packages/nextjs/services/database/grants.ts
@@ -109,28 +109,38 @@ export const getAllActiveGrants = async () => {
   }
 };
 
-export const reviewGrant = async (grantId: string, action: ProposalStatusType, txHash: string) => {
+type ReviewGrantParams = {
+  grantId: string;
+  action: ProposalStatusType;
+  txHash: string;
+  txChainId: string;
+};
+export const reviewGrant = async ({ grantId, action, txHash, txChainId }: ReviewGrantParams) => {
   try {
     const validActions = Object.values(PROPOSAL_STATUS);
     if (!validActions.includes(action)) {
       throw new Error(`Invalid action: ${action}`);
     }
 
-    const updateTxHash: Record<string, string> = {};
+    // Prepare the data to update based on the action
+    const updateData: Record<string, any> = { status: action };
+
+    // Add/update the transaction hash based on the action
     if (action === PROPOSAL_STATUS.APPROVED) {
-      updateTxHash["approvedTx"] = txHash;
-    }
-    if (action === PROPOSAL_STATUS.COMPLETED) {
-      updateTxHash["completedTx"] = txHash;
+      updateData["approvedTx"] = txHash;
+      updateData["txChainId"] = txChainId; // Add txChainId when the grant is approved
+    } else if (action === PROPOSAL_STATUS.COMPLETED) {
+      updateData["completedTx"] = txHash;
     }
 
+    // Update timestamp based on the action
     const grantActionTimeStamp = new Date().getTime();
-    const grantActionTimeStampKey = (action + "At") as `${typeof action}At`;
-    await grantsCollection
-      .doc(grantId)
-      .update({ status: action, [grantActionTimeStampKey]: grantActionTimeStamp, ...updateTxHash });
+    const grantActionTimeStampKey = `${action}At`;
+    updateData[grantActionTimeStampKey] = grantActionTimeStamp;
+
+    await grantsCollection.doc(grantId).update(updateData);
   } catch (error) {
-    console.error("Error approving the grant:", error);
+    console.error("Error processing the grant:", error);
     throw error;
   }
 };
diff --git a/packages/nextjs/services/database/schema.ts b/packages/nextjs/services/database/schema.ts
index 91c19a3..183b0c5 100644
--- a/packages/nextjs/services/database/schema.ts
+++ b/packages/nextjs/services/database/schema.ts
@@ -50,6 +50,7 @@ export type GrantWithoutTimestamps = {
   status: "proposed" | "approved" | "submitted" | "completed" | "rejected";
   approvedTx?: string;
   completedTx?: string;
+  txChainId?: string;
 };
 
 export type GrantData = Simplify<
diff --git a/packages/nextjs/utils/eip712.ts b/packages/nextjs/utils/eip712.ts
index ecccd25..7d03877 100644
--- a/packages/nextjs/utils/eip712.ts
+++ b/packages/nextjs/utils/eip712.ts
@@ -19,6 +19,7 @@ export const EIP_712_TYPES__REVIEW_GRANT = {
     { name: "grantId", type: "string" },
     { name: "action", type: "string" },
     { name: "txHash", type: "string" },
+    { name: "txChainId", type: "string" },
   ],
 } as const;
 
@@ -31,10 +32,6 @@ export const EIP_712_TYPES__SUBMIT_GRANT = {
 } as const;
 
 export const EIP_712_TYPES__REVIEW_GRANT_BATCH = {
-  GrantReview: [
-    { name: "grantId", type: "string" },
-    { name: "action", type: "string" },
-    { name: "txHash", type: "string" },
-  ],
+  GrantReview: [...EIP_712_TYPES__REVIEW_GRANT.Message],
   Message: [{ name: "reviews", type: "GrantReview[]" }],
 } as const;