Introduction
If you’re running a business in Canada, having quick access to the Revenue Canada business contact number is essential. Whether you need help with GST/HST filings, payroll deductions, or navigating CRA’s online portals, knowing how to connect with the right department can save you hours of frustration.
This article will guide you through the correct contact channels, what information you should have ready when you call, and how to get faster support from the Canada Revenue Agency (CRA).
Why You Might Need the Revenue Canada Business Contact Number
Running a business comes with many responsibilities, and taxation is one of the most complex. Business owners often reach out to CRA to:
Register for a business number (BN)
Inquire about corporate tax returns
Get help with GST/HST remittances
Clarify payroll deductions
Report changes in business ownership or structure
Whether you’re just starting out or managing a growing enterprise, connecting with CRA directly ensures your financial records stay compliant and accurate.
How to Contact Revenue Canada for Business Inquiries
The official Revenue Canada business contact number for most general business inquiries is:
CRA Business Enquiries: 1-800-959-5525
Hours of Operation (Eastern Time):
Monday to Friday: 9:00 a.m. to 6:00 p.m.
Closed on weekends and public holidays.
When You Call: Be Prepared
To make your call smooth and efficient, have the following ready:
Your 9-digit Business Number (BN)
Legal business name
Details of the issue or question
Your last return or account statement (if available)
Authorization if you’re calling on behalf of a business
Having these details handy ensures the CRA agent can verify your identity quickly and help you without delays.
Other Ways to Contact CRA for Business Needs
Besides the phone, CRA offers several other contact options:
CRA My Business Account
The CRA My Business Account portal is the fastest way to manage tax obligations online. You can:
View and file returns
Make payments
Access correspondence
Update direct deposit info
If you’re not already signed up, registering can save you a lot of time.
Mail and Fax Options
Though slower, mailing documents is still necessary for some formal submissions. CRA has regional addresses depending on your business location. Find the correct one on the CRA contact page.
Common CRA Business Contact Numbers
If you’re looking for something more specific than general inquiries, here are a few other important numbers
| Department | Contact Number |
|---|---|
| GST/HST Inquiries | 1-800-959-5525 |
| Payroll Deductions | 1-800-959-5525 |
| Corporation Tax | 1-800-959-5525 |
| Non-Residents (Businesses) | 1-855-284-5946 |
| Business e-Services Support | 1-800-959-5525 (press 2 for e-Services) |
Tips to Reach CRA Faster
Reaching CRA can be time-consuming. Here are practical tips to get support faster:
Call Early or Midweek
Mondays are the busiest. Try calling midweek and as early as possible in the day.
Use Automated Phone Services
CRA’s automated system can help with balance inquiries, payment confirmation, and more—no need to wait for a human agent.
Sign Up for CRA Secure Messages
Once registered on My Business Account, you can securely send and receive messages—reducing your need to call.
CRA Contact Options for Specific Business Needs
Registering a New Business
You can register for a new business number (BN) online via CRA or by calling the Business Registration line at 1-800-959-5525.
Updating Business Information
To update legal business details like address or structure, use My Business Account or contact the general CRA business number.
Filing or Paying GST/HST
GST/HST issues, including returns and payments, are all handled through the CRA general business line or online through My Business Account.
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Frequently Asked Questions (FAQs)
What is the Revenue Canada business contact number?
The main CRA business number is 1-800-959-5525. It handles GST/HST, payroll, and corporate tax inquiries.
What are the hours of operation for CRA business inquiries?
They are open from 9:00 a.m. to 6:00 p.m. EST, Monday to Friday. Closed weekends and holidays.
How can I speak to a live agent at CRA?
Call 1-800-959-5525 and follow the voice prompts. Be ready with your Business Number and identification info.
Is there a way to contact CRA online for business matters?
Yes, use the CRA My Business Account portal. You can send secure messages, file returns, and manage your profile.
How do I get a business number (BN) in Canada?
Call CRA at 1-800-959-5525 or register online through their Business Registration Online portal.
Whether you’re launching a new venture or maintaining day-to-day tax responsibilities, having the correct Revenue Canada business contact number is a must. With the right information and the right channel, your interactions with the CRA can be quick, smooth, and stress-free.
