veritatisdoloremque/docs-exp/auth-types.actioncodeurl.tenantid.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth-types](./auth-types.md) &gt; [ActionCodeURL](./auth-types.actioncodeurl.md) &gt; [tenantId](./auth-types.actioncodeurl.tenantid.md)

## ActionCodeURL.tenantId property

The tenant ID of the email action link. Null if the email action is from the parent project.

<b>Signature:</b>

```typescript
readonly tenantId: string | null;
```