What usually needs a permit
Requirements vary by municipality, but across the Lower Mainland these scopes are consistently treated as permit work:
- New construction or any addition to an existing building
- Removing or altering a load-bearing or structural wall
- Wall work that exposes electrical, plumbing, or fire-rated assemblies
- Electrical work beyond simple repairs: new circuits, panel upgrades, outlets in wet areas
- Plumbing that relocates or adds fixtures, or that gets covered by drywall
- Gas line work, which always requires a permit and a licensed gas fitter
What usually doesn't
Purely cosmetic work is often exempt: painting, flooring over an existing subfloor, replacing trim and baseboards, swapping a faucet like-for-like, or installing cabinets without moving plumbing or wiring. The line is whether you are changing the layout or a regulated system.
The practical test: if the work will be hidden behind drywall when it's finished, it probably needs to be inspected before it's closed up. Inspections exist because nobody can check that work later without opening the wall again.
Why skipping a permit costs more than it saves
Unpermitted work shows up in a property's permit history, and buyers and their lawyers check it when the house sells. Beyond resale, a municipality can require walls to be opened so the work can be inspected, and home insurance may deny a claim if unpermitted work contributed to a fire, flood, or structural failure.
How the process actually runs
- Scope is defined clearly enough to describe to the building department
- Drawings are prepared if the scope requires them; simple single-fixture permits often don't
- Application is submitted, usually online, with fees paid
- The permit is issued and must stay visible on site during construction
- Inspections happen at set stages, including a rough-in inspection after framing and rough plumbing and electrical, before walls close
- Once inspections pass, the permit closes, and that record is your documentation the work met code
Permit review time is not the same as project start time. Design can be finalized and materials ordered while an application is in review.
Getting a straight answer for your project
Call your city's building department and describe the work plainly. Langley Township, Surrey, and Abbotsford each publish their own requirements, and they differ in the details. A contractor who has worked in your municipality should be able to tell you what to expect before you apply.
Common questions
Do I need a permit to renovate a bathroom in BC?
If you are relocating or adding plumbing fixtures, changing the layout, or doing electrical work beyond simple repairs, you will generally need a permit. A like-for-like swap that does not move plumbing is often simpler. Confirm with your municipality, because requirements differ by city.
Can a homeowner pull their own permit?
In most Lower Mainland municipalities a homeowner can apply for a permit on their own property, but the work still has to meet the BC Building Code and pass inspections, and regulated trades like electrical and gas must be done by licensed trades.
How long does a renovation permit take in BC?
It varies by municipality and by how complete the application is. Permit review time is separate from construction start, so design work and material ordering can continue while the application is under review.
This guide is general information for Metro Vancouver and the Fraser Valley, not legal advice or a substitute for your municipality's building department. Requirements vary by city and by project.