diff --git a/package.json b/package.json
index 75b9a31d5..726664cd3 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@across-protocol/sdk-v2",
   "author": "UMA Team",
-  "version": "0.22.8",
+  "version": "0.22.9",
   "license": "AGPL-3.0",
   "homepage": "https://docs.across.to/v/developer-docs/developers/across-sdk",
   "files": [
diff --git a/src/utils/NetworkUtils.ts b/src/utils/NetworkUtils.ts
index 184fa6d9f..9a2eca41f 100644
--- a/src/utils/NetworkUtils.ts
+++ b/src/utils/NetworkUtils.ts
@@ -89,3 +89,12 @@ export function chainIsOPStack(chainId: number): boolean {
 export function chainIsArbitrum(chainId: number): boolean {
   return [CHAIN_IDs.ARBITRUM, CHAIN_IDs.ARBITRUM_GOERLI, CHAIN_IDs.ARBITRUM_SEPOLIA].includes(chainId);
 }
+
+/**
+ * Determines whether a chain ID is a Linea implementation.
+ * @param chainId Chain ID to evaluate.
+ * @returns True if chainId is a Linea chain, otherwise false.
+ */
+export function chainIsLinea(chainId: number): boolean {
+  return [CHAIN_IDs.LINEA, CHAIN_IDs.LINEA_GOERLI].includes(chainId);
+}