> ## Documentation Index
> Fetch the complete documentation index at: https://docs.cdp.coinbase.com/llms.txt
> Use this file to discover all available pages before exploring further.

# requestRevoke

> Request the user's approval to revoke a Spend Permission

Defined in the [Coinbase Wallet SDK](https://github.com/base/account-sdk)

<Info>
  Prompts the user to approve revoking the specified spend permission. Requires
  user interaction via their Coinbase Wallet UI.
</Info>

## Parameters

<ParamField body="permission" type="SpendPermission" required>
  The spend permission to revoke. This should be a SpendPermission object returned from [`requestSpendPermission`](/coinbase-wallet/reference/spend-permission-utilities/requestSpendPermission) or fetched via [`fetchPermissions`](/coinbase-wallet/reference/spend-permission-utilities/fetchPermissions).

  <Expandable title="SpendPermission Properties">
    <ParamField body="permissionHash" type="string">
      Deterministic EIP-712 hash of the permission.
    </ParamField>

    <ParamField body="signature" type="string">
      Signature for the EIP-712 payload.
    </ParamField>

    <ParamField body="chainId" type="number">
      Target chain ID.
    </ParamField>

    <ParamField body="permission" type="object">
      Underlying permission fields.

      <Expandable title="Permission Fields">
        <ParamField body="account" type="address" />

        <ParamField body="spender" type="address" />

        <ParamField body="token" type="address" />

        <ParamField body="allowance" type="bigint" />

        <ParamField body="period" type="number">Duration in seconds.</ParamField>
        <ParamField body="start" type="number">Unix timestamp (seconds).</ParamField>
        <ParamField body="end" type="number">Unix timestamp (seconds).</ParamField>

        <ParamField body="salt" type="string" />

        <ParamField body="extraData" type="string" />
      </Expandable>
    </ParamField>
  </Expandable>
</ParamField>

## Returns

<ResponseField name="hash" type="`0x${string}`">
  Transaction hash of the revoke operation.
</ResponseField>

<RequestExample>
  ```typescript User-initiated revoke lines wrap expandable theme={null}
  import { requestRevoke } from "@base-org/account/spend-permission";

  try {
    const hash = await requestRevoke(permission);
    console.log("Revoke succeeded", hash);
  } catch (err) {
    console.warn("Revoke was rejected or failed", err);
  }
  ```
</RequestExample>

## Error Handling

Always wrap the call in a try-catch block to handle these errors gracefully.