diff --git a/packages/wallet-sdk/src/CoinbaseWalletProvider.test.ts b/packages/wallet-sdk/src/CoinbaseWalletProvider.test.ts
index 38943c5c22..f9ff6e7fca 100644
--- a/packages/wallet-sdk/src/CoinbaseWalletProvider.test.ts
+++ b/packages/wallet-sdk/src/CoinbaseWalletProvider.test.ts
@@ -1,7 +1,6 @@
 import { CoinbaseWalletProvider } from './CoinbaseWalletProvider';
 import { standardErrors } from './core/error';
 import * as util from './sign/util';
-import { AddressString } from ':core/type';
 
 function createProvider() {
   return new CoinbaseWalletProvider({
diff --git a/packages/wallet-sdk/src/CoinbaseWalletProvider.ts b/packages/wallet-sdk/src/CoinbaseWalletProvider.ts
index b85c488474..e1dc29b22f 100644
--- a/packages/wallet-sdk/src/CoinbaseWalletProvider.ts
+++ b/packages/wallet-sdk/src/CoinbaseWalletProvider.ts
@@ -144,15 +144,16 @@ export class CoinbaseWalletProvider extends EventEmitter implements ProviderInte
   }
 
   async disconnect(): Promise<void> {
-    if (!this.signer) return;
-    this.signer.disconnect();
+    if (this.signer) {
+      this.signer.disconnect();
+    }
     ScopedLocalStorage.clearAll();
     this.emit('disconnect', standardErrors.provider.disconnected('User initiated disconnection'));
   }
 
   readonly isCoinbaseWallet = true;
 
-    protected readonly updateListener = {
+  protected readonly updateListener = {
     onAccountsUpdate: (accounts: AddressString[]) => {
       if (areAddressArraysEqual(this.accounts, accounts)) return;
       this.emit('accountsChanged', this.accounts);
@@ -162,7 +163,7 @@ export class CoinbaseWalletProvider extends EventEmitter implements ProviderInte
       this.emit('chainChanged', hexStringFromIntNumber(IntNumber(chain.id)));
     },
   };
-    
+
   private requestSignerSelection(): Promise<SignerType> {
     return fetchSignerType({
       communicator: this.communicator,
diff --git a/packages/wallet-sdk/src/core/provider/interface.ts b/packages/wallet-sdk/src/core/provider/interface.ts
index 012af57dea..82aac930a8 100644
--- a/packages/wallet-sdk/src/core/provider/interface.ts
+++ b/packages/wallet-sdk/src/core/provider/interface.ts
@@ -1,7 +1,7 @@
 import { EventEmitter } from 'eventemitter3';
 
 import { Method } from './method';
-import { AddressString } from ':core/type';
+import { AddressString, Chain } from ':core/type';
 
 export interface RequestArguments {
   readonly method: Method | string;
@@ -53,6 +53,8 @@ export interface ConstructorOptions {
 }
 
 export interface Signer {
+  readonly accounts: AddressString[];
+  readonly chain: Chain;
   handshake(): Promise<AddressString[]>;
   request<T>(request: RequestArguments): Promise<T>;
   disconnect: () => Promise<void>;
diff --git a/packages/wallet-sdk/src/sign/interface.ts b/packages/wallet-sdk/src/sign/interface.ts
index 7bf8098594..5cf7b4d7d8 100644
--- a/packages/wallet-sdk/src/sign/interface.ts
+++ b/packages/wallet-sdk/src/sign/interface.ts
@@ -1,14 +1,5 @@
-import { RequestArguments } from ':core/provider/interface';
 import { AddressString, Chain } from ':core/type';
 
-export interface Signer {
-  readonly accounts: AddressString[];
-  readonly chain: Chain;
-  handshake(): Promise<AddressString[]>;
-  request<T>(request: RequestArguments): Promise<T>;
-  disconnect: () => Promise<void>;
-}
-
 export interface StateUpdateListener {
   onAccountsUpdate: (_: AddressString[]) => void;
   onChainUpdate: (_: Chain) => void;
diff --git a/packages/wallet-sdk/src/sign/scw/SCWSigner.ts b/packages/wallet-sdk/src/sign/scw/SCWSigner.ts
index b548ede3f8..73c6d1e3db 100644
--- a/packages/wallet-sdk/src/sign/scw/SCWSigner.ts
+++ b/packages/wallet-sdk/src/sign/scw/SCWSigner.ts
@@ -29,17 +29,18 @@ export class SCWSigner implements Signer {
 
   private availableChains?: Chain[];
   private _accounts: AddressString[];
-  private _activeChain: Chain;
+  private _chain: Chain;
   get accounts() {
     return this._accounts;
   }
-  get activeChain() {
-    return this._activeChain;
+  get chain() {
+    return this._chain;
   }
 
   constructor(params: {
     metadata: AppMetadata;
     communicator: Communicator;
+    updateListener: StateUpdateListener;
   }) {
     this.metadata = params.metadata;
     this.communicator = params.communicator;
@@ -48,7 +49,7 @@ export class SCWSigner implements Signer {
 
     this.storage = new ScopedLocalStorage('CBWSDK', 'SCWStateManager');
     this._accounts = this.storage.loadObject(ACCOUNTS_KEY) ?? [];
-    this._activeChain = this.storage.loadObject(ACTIVE_CHAIN_STORAGE_KEY) || {
+    this._chain = this.storage.loadObject(ACTIVE_CHAIN_STORAGE_KEY) || {
       id: params.metadata.appChainIds?.[0] ?? 1,
     };
 
@@ -58,14 +59,6 @@ export class SCWSigner implements Signer {
     this.decryptResponseMessage = this.decryptResponseMessage.bind(this);
   }
 
-  get accounts() {
-    return this.stateManager.accounts;
-  }
-
-  get chain() {
-    return this.stateManager.activeChain;
-  }
-
   async handshake(): Promise<AddressString[]> {
     const handshakeMessage = await this.createRequestMessage({
       handshake: {
@@ -148,7 +141,7 @@ export class SCWSigner implements Signer {
     const encrypted = await encryptContent(
       {
         action: request,
-        chainId: this._activeChain.id,
+        chainId: this._chain.id,
       },
       sharedSecret
     );
@@ -203,7 +196,7 @@ export class SCWSigner implements Signer {
       }));
       this.availableChains = chains;
       this.storage.storeObject(AVAILABLE_CHAINS_STORAGE_KEY, chains);
-      this.switchChain(this._activeChain.id);
+      this.switchChain(this._chain.id);
     }
 
     if (capabilities) {
@@ -214,9 +207,9 @@ export class SCWSigner implements Signer {
   private switchChain(chainId: number): boolean {
     const chain = this.availableChains?.find((chain) => chain.id === chainId);
     if (!chain) return false;
-    if (chain === this._activeChain) return true;
+    if (chain === this._chain) return true;
 
-    this._activeChain = chain;
+    this._chain = chain;
     this.storage.storeObject(ACTIVE_CHAIN_STORAGE_KEY, chain);
     this.updateListener.onChainUpdate(chain);
     return true;