How to Find a Licensed Plumber in Canada (2025 Guide)

A burst pipe, a backed-up drain, or a failing water heater can turn any Canadian home upside down in minutes. Finding a licensed plumber quickly — and confidently — is one of the most important skills a homeowner can have. This guide walks you through exactly how to do it.

Why Hiring a Licensed Plumber Matters

In Canada, plumbing work is regulated at the provincial level. Every province requires plumbers to complete a formal apprenticeship (typically 4–5 years), pass a journeyperson exam, and hold a valid licence. Unlicensed work can void your home insurance, fail inspection, and create dangerous conditions like carbon monoxide leaks from improperly installed gas lines.

A licensed plumber carries liability insurance and is accountable to a provincial regulatory body — meaning you have legal recourse if something goes wrong.

How to Verify a Plumber's Licence in Canada

Each province maintains a public registry of licensed tradespeople. Here's where to look:

Alberta: Alberta Apprenticeship and Industry Training (AIT) — search the online certificate registry
Ontario: Ontario College of Trades — tradesontario.ca
British Columbia: SkilledTradesBC — skilledtradesbc.ca
Quebec: Régie du bâtiment du Québec (RBQ) — licence lookup at rbq.gouv.qc.ca
Other provinces: Contact your provincial apprenticeship authority

Always ask for the plumber's licence number and verify it before work begins. A legitimate plumber will provide this without hesitation.

What to Look for Beyond the Licence

A licence is the baseline — not the ceiling. Here's what separates a good plumber from a great one:

Insurance: General liability insurance (minimum $2M recommended) and workers' compensation coverage
Red Seal certification: The Interprovincial Standards (Red Seal) program certifies a plumber can work across Canada — a strong signal of expertise
Experience in your specific job: A plumber who specializes in drain cleaning may not be your best choice for a full bathroom rough-in
Written quote: Any reputable plumber provides a written estimate before work starts
Verified reviews: Look for reviews on platforms that moderate for fakes

Red Flags to Watch Out For

Unfortunately, unlicensed plumbers are common. Watch out for:

Refusing to provide a licence number or proof of insurance
Demanding full payment in cash upfront
No written quote or contract
Unusually low prices that seem too good to be true
No physical address or business registration
High-pressure tactics to begin work immediately

Getting Multiple Quotes

For any job over $500, get at least three quotes. Prices can vary significantly between plumbers — sometimes by 40% or more for the same job. When comparing quotes, make sure each one covers the same scope of work, includes labour and materials, and specifies a warranty on parts and workmanship.

Emergency Plumbing: What to Do First

If you have a burst pipe or major leak, turn off the water supply at the main shutoff valve (usually in the basement or utility room near where the water line enters the home) before calling a plumber. This stops water damage while you wait. Most licensed plumbers offer 24/7 emergency service — ask about emergency call-out fees upfront.

Find Verified Plumbers Near You

Local Skilled Trades lists licence-verified plumbers across every province and major city in Canada. Every business on our platform has been reviewed for valid credentials before receiving a Verified badge. Search by your city or postal code to compare ratings, read real reviews, and request a free quote today.