CRA account help – About My Business Account
My Business Account is an online portal in your CRA account that lets you interact with the Canada Revenue Agency (CRA) on various business accounts. Program accounts include GST/HST, payroll, corporation income taxes, excise taxes, excise duties, and more.
To access GST/HST accounts that are administered by Revenu Québec, go to: Revenu Québec's website
On this page
- Who can use My Business Account
- How to access My Business Account
- Services in My Business Account
- Online mail for business
- What's new
- Resources
Who can use My Business Account
Business owners (including partners, directors, and officers) can use My Business Account. Authorized representatives (including accountants and employees) can access these services through Represent a Client in their CRA account.
How to access My Business Account
Before you start
To access My Business Account for the first time, you must link your Social Insurance Number (SIN) to your business number (BN), if it has not already been done, and then add your BN to your CRA account.
If you do not know your BN or are not sure if you already have one, refer to find an existing BN.
How to add your BN
- Sign in to your CRA account
- On the “Welcome” page, select +Add account, then Business account
- Depending on your situation, do one of the following:
You already have a BN
Select Add an existing business number (BN) and continue to step 4.
Do not use a 10-digit Québec Enterprise Number (NEQ) or an Ontario Business Identification Number (BIN)
You do not have a BN
Select Register a Business Online to complete your registration.
When you finish, sign back in to your CRA account.
Repeat steps 1 to 3 and follow the instructions for If you already have a BN.
- Read and accept the My Business Account Terms and Conditions, if prompted
- Enter your 9-digit business number
- Follow the instructions that apply to your situation:
- If your SIN is already linked to your BN
- Select Submit and your BN will be added to your CRA account once your information is validated.
- If your SIN is not linked to your BN
Answer Yes or No to the question: “Have you filed a GST/HST return or a T2 Corporation income tax return?” Then select Submit.- If Yes and enter the requested information from your assessed return
- Important: If you select No, you can only link your SIN if your BN was registered within the last 28 days.
- If your SIN is already linked to your BN
Access you business account
After your BN is added, go to the “Welcome” page of your CRA account and select Business account to access My Business Account.
If you cannot link your SIN to your BN
If you cannot link your SIN to your BN, you will not be able to add your BN to your CRA account.
Refer to Maintain your business for other ways to update your SIN. After your SIN has been linked to your BN, you can add your BN to your CRA account and access your business information online through My Business Account.
Services in My Business Account
After signing in to your CRA account, select your business from the Welcome page to access all the services available in My Business Account.
List of services available in My Business Account
For details about our hours of service and browser requirements, go to CRA account availability.
Online mail for business
Most correspondence is only available online in My Business Account by default, except when a business has changed its delivery method to receive paper mail. Make sure you register for email notifications from the CRA to find out when you have new mail to view in My Business Account.
For more details, go to Online mail for business
What's new
Backup multi-factor authentication option
The CRA has introduced a backup multi-factor authentication (MFA) option requirement for your CRA account. If you don’t already have one, you will be asked to add a backup MFA option the next time you sign in. Backup options include either a passcode grid or a third-party authenticator app. You will be able to skip this step.
New program account
A new Pillar Two “PT” program account has been added for filing returns related to the Global Minimum Tax.