Decks
Check size / scopeCoquitlam lists decks less than 0.6 m above grade among work that does not need a building permit and routes decks outside that exemption through the permit process. The exact 0.6 m boundary is kept conditional.
Coquitlam, BC
Coquitlam says a permit is required for most new construction and for many changes to an existing home.
Official sources checked Sep. 24, 2026
Pick the project that matches your work. These are starting rules for Coquitlam; property-specific zoning, heritage and trade approvals can still apply.
Coquitlam lists decks less than 0.6 m above grade among work that does not need a building permit and routes decks outside that exemption through the permit process. The exact 0.6 m boundary is kept conditional.
Coquitlam says a building permit is not required for storage or garden sheds under 10 m²; larger accessory buildings are permit projects.
Coquitlam lists basement finishing among changes to a home that generally require a building permit.
Coquitlam states that a building permit is required before starting construction work associated with a secondary suite.
Coquitlam lists additions and new living space among homeowner projects that generally require a building permit.
Major renovations and regulated changes require permits, while maintenance that does not affect structural or fire/life-safety performance can be exempt; the exact interior scope controls the result.
Coquitlam lists structural repairs and work affecting structural or fire/life-safety systems among permit-required homeowner work.
Coquitlam lists pools and hot tubs, including required equipment rooms, among projects requiring permits.
Coquitlam requires a permit for accessory buildings, equipment rooms, sheds or detached garages over 10 m²; small storage/garden sheds have a published exemption.
Coquitlam’s Building Bylaw regulates installation, alteration and repair of plumbing, sprinkler, heating and gas systems; the required permit/inspection route depends on trade and scope.
Coquitlam lists ordinary fences among work that does not require a building permit. Pool/hot-tub enclosure work follows a separate project path.
Coquitlam states that a retaining wall exceeding 1.2 m requires a building permit and professional engineering. Walls under 1.2 m are listed among no-building-permit work; the exact 1.2 m boundary is kept conditional.
Coquitlam lists full and partial demolition and building moves among work requiring a permit.
Use the municipality’s permit office for current forms, fees, drawings and questions about your property.
Coquitlam accepts electronic applications for all permit types and also accepts in-person building permit applications.
Use these official links to confirm the current rule for your Coquitlam property.
Sources checked Sep. 24, 2026. Requirements can change; the municipality makes the final permit decision.
Search another Canadian municipality.