Access Grants and Contributions Online Services

Interac® Sign-In Partner allows you to register or sign in using your online sign-in banking information to access GCOS.

If you forgot your banking information, you must recover your sign-in information with your bank before you can sign in to GCOS.

If you moved to a new financial institution, you may be able to switch your Sign-In Partner by following these steps:


1. Select Interac® Sign-In Partner
2. Select Switch My Sign-In Partner from the top menu on the Select a Sign-In Partner page
3. Follow the steps to change your Sign-In Partner

To learn more, visit Interac® sign-in for government services.

GCKey allows you to access multiple Government of Canada online services.

If you forgot your GCKey username or password, select either Forgot your username? or Forgot your password?, follow the instructions to recover your GCKey information on the Welcome to GCKey page.

Visit the GCKey help page to learn more about:

• how to create a GCKey username and password
• how to sign in using GCKey
• what to do if you forgot your username and password
• how to change your password and recovery questions
• what to do if your GCKey has been revoked

To speak to a GCKey representative, visit GCKey Contact us.

If you have a new GCKey username or password or new Interac® Sign-in Partner credentials, you will need to recover access to your GCOS account:

1. Sign in with your new GCKey username and password or Interac® Sign-in Partner credentials
2. Read and accept the GCOS Privacy notice and terms and conditions
3. Enter your User Reference Number (URN) under Option 2: Returning user
   • If you forgot your URN, select Forgot my User Reference Number to receive it by email
4. Answer your security questions
5. Confirm your new username and password

You will then be directed to your GCOS account.

If you forgot your URN, we can send it to you by email.

After you sign in to your GCOS account:

1. Select Forgot my User Reference Number under Option 2: Returning user
2. Enter the email address associated with your account
3. Answer your security questions

Protect your personal information

• Be aware of your surroundings when you enter passwords and security codes in public
• Don't share your passwords or security codes
• Sign out of GCOS when you are done, then close your browser

Avoid technical problems

• Don't bookmark secure GCOS pages (which means the pages you see after you sign in)
• Use the most recent version of one of the following Web browsers:
  • Google Chrome
  • Safari
  • Microsoft Edge
  • Mozilla Firefox
• For Apple users, use one of the following operating system:
  • iOS (version 13 or newer)
  • MacOS (version 10.15 or newer)
• Enable cookies and JavaScript in your browser
• Your Web browser may automatically translate content based on its language settings. If GCOS is not displaying in your selected language, check your browser's translation settings and disable automatic translation for the site.