Handyman invoice requirements Canada: CRA rules for small contractors

What to take away

Who has jurisdiction over Canadian handyman invoices

CRA's handyman invoice requirements in Canada start with the federal GST/HST portion of your invoice. Each province adds consumer protection rules, such as cooling-off periods for door-to-door work in Ontario and British Columbia. Municipalities require a business licence, and some require a permit for the specific task. Private contracts, such as a strata corporation's billing rules, may ask for extra detail on an invoice.

If you also work in the United States, compare invoice requirements by state.

CRA administers the GST/HST rate and the small supplier threshold. The threshold itself is written into section 148 of the Excise Tax Act: you remain a small supplier while your taxable supplies in the four preceding calendar quarters do not exceed $30,000, and registration begins once they do.

What triggers a GST/HST invoice for a handyman

A handyman who is a small supplier does not need to register for GST/HST, so an invoice can omit a GST/HST number. Once total taxable supplies exceed the threshold in four consecutive calendar quarters, registration is mandatory. After registration, every taxable supply needs an invoice that meets CRA requirements. A numbered invoice is not optional for registered contractors; it is the key record for input tax credit claims.

An invoice is a dated commercial document that records a transaction between a buyer and seller; the general invoice components include line items, taxes, and due dates. For the payment side rather than the tax side, invoice as a handyman covers collection without crossing into tax rules.

Required fields on a CRA-compliant handyman invoice

Use these fields when you are registered for GST/HST:

The reason these fields matter sits with your customer. The CRA's guide General Information for GST/HST Registrants (RC4022) says that customers who are GST/HST registrants need specific information on your invoices, receipts or contracts to support their claims for input tax credits or rebates. How much information you must give depends on the amount of the sale; the guide sets it out in its chart, Input tax credit information requirements. For the records side, the guide points to GST/HST Memorandum 15-1, General Requirements for Books and Records.

What to submit with an invoice

Your GST/HST registration application needs your business identification, banking details, and the effective date of registration. The invoice itself needs the fields above, not the registration package. Keep copies of any change order forms because they support the description of work on the invoice. CRA accepts digital copies, but they must be clear and retrievable.

A handyman tax deductions checklist helps you match the right expense records to the work shown.

How long CRA records and disputes take

CRA expects you to keep invoices and related records for six years after the end of the tax year. A GST/HST registration can be processed online in a few business days, but a paper application may take longer. If CRA asks to see an invoice, you normally have 30 days to produce it. Municipal licence approval times vary by city; some issue a licence in days, others need two to four weeks after inspection.

Keep the invoice number sequence unbroken. A gap is not fatal, but a missing number on an HST-bearing invoice can delay an input tax credit claim.

What happens if you skip the rules

If you are registered for GST/HST and issue an invoice without your GST/HST number, your customer can be denied the input tax credit. CRA may also assess you for uncollected tax plus interest. In a worst case, a trade contractor who repeatedly fails to issue proper tax invoices can face a gross negligence penalty under the Excise Tax Act. That is a concrete cost and a damaged relationship with the buyer.

A handyman change order forms documents scope changes before the invoice arrives.

Example: a numbered handyman invoice in Canada

A small contractor in Ottawa named Lena Court issues invoice 1042 to a homeowner. The invoice shows Lena Court Handyman Services, 18 Rideau Street, Ottawa, ON. It lists a drain repair, the service date, and the amount in Canadian dollars. Because Lena is registered for GST/HST, the invoice shows her nine-digit HST number and a separate HST line. She saves the PDF in a folder named for the tax year.

Common questions

Do I need a GST/HST number on every handyman invoice?

No. If you are a small supplier, you are not required to register and your invoice can skip the GST/HST number. Once you register, you must show it on invoices for taxable supplies.

Can I use a handwritten invoice in Canada?

Yes. CRA does not require a specific format. A handwritten invoice is valid if it contains the required fields, but legible and sequential invoices reduce errors.

What invoice number sequence should I use in Canada?

Use a simple sequence such as 1001, 1002, 1003, or a year-based sequence such as 2026-001. Avoid reusing a number because duplicate numbers make audits harder.

How long must I keep handyman invoices?

Keep business invoices and related records for six years after the end of the tax year. CRA can ask for them during that period.