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Vancouver, BC suite & ADU rules

Permission first. Construction second.

Creating or legalizing a secondary suite requires a permit path that includes zoning review, a building permit, related trade permits and inspections. The suite is not legal until the final inspection is passed.

Main home
Secondary / ADU
One property · more than one approval layer
Interactive property lookup

Enter your address and see what your property may allow.

Select a B.C. property to check the parcel, available zoning and suite-planning data.

Enter a house number and street name to see matching B.C. addresses.

Before relying on this result, verify the property details.

The automated checker cannot confirm all zoning amendments, overlays, lot restrictions, servicing or building permits. Free human property-review requests are currently paused.

See the official verification steps →
Can’t find your address?

Use the manual property check below.

Start with the municipality and parcel area. The manual check stays open here, but the questions are split into 4 short steps so you do not have to scroll through everything at once.

Manual property check

Check the lot using what you know.

Four short steps. Answer what you know and choose “Not sure” for anything you have not checked.

Step 1 of 4Property basics
Step 1: Property basics

Use the parcel area from your property record, assessment or municipal mapping tool.

This does not change the provincial unit-count math. It only tailors the next-step checklist in your result.

Step 2: Basic zoning checks

If you do not know the zoning, choose Not sure.

What does this mean?

If you have never checked this on a municipal map or plan, choose Not sure.

Why are we asking?

Think houses, duplexes or small multiplexes. If you only know the zone code, choose Not sure.

Step 3: Possible exceptions

This is about subdivision rules, not the size of your current lot. Choose Not sure unless you know.

A TOA is a special mapped area around major transit. If you have never checked the map, choose Not sure.

Choose Yes only if the municipality has specifically confirmed it. Otherwise choose Not sure.

Step 4: Frequent bus check

If you have not checked an official map, choose Not sure.

Private by default: the calculation runs in your browser. No name, phone number or email is required.

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Municipal rules · reviewed September 20, 2026

Vancouver: secondary suite and detached ADU rules

Vancouver is the exception to the provincial BC Building Code layer: the Vancouver Building By-law 2025 governs building-code requirements inside the City. The page now says that explicitly instead of applying BCBC 9.10/9.36 as if Vancouver were another municipality.

Secondary suite

  • A secondary suite is an approved dwelling within a one- or two-family dwelling and requires the City permit process; an unapproved suite is not a legal dwelling unit.
  • A third suite is not allowed under the City’s current Zoning and Development By-law; a duplex can have two suites, one per primary dwelling unit, where the zone allows it.
  • A secondary suite is not considered legal until the final inspection has passed.

Garden / carriage / detached ADU

  • Laneway and other detached-house forms are governed by the current Zoning and Development By-law district schedule and Vancouver Building By-law, not by a province-wide ADU floor-area rule.
  • Secondary suites and laneway houses cannot be separate strata lots under the City’s current rules.

Parking, size & site limits

  • Parking / floor area / lot coverage: use the property’s current Vancouver zoning district (for example R1-1 where applicable); there is no single city-wide laneway/ADU maximum that should be copied across all districts.
  • Building code: Vancouver Building By-law 2025 contains its own Part 9 fire-separation and energy provisions. Do not cite the provincial BC Building Code as the governing code inside Vancouver.
  • Rental licensing: long-term rental of a secondary suite requires a business licence; family occupancy does not. Short-term rental of a suite is only permitted where the operator lives in that specific unit and other eligibility rules are met.

Vancouver suite / ADU FAQ

Do I need a permit?

Yes. A new secondary suite or detached dwelling needs the applicable Vancouver approvals and building permit before construction/occupancy. Existing work may require a legalization or existing-building review rather than simply a new-build permit.

Can I rent the unit?

Long-term rental of an approved secondary suite requires a City business licence. An unapproved suite is not eligible for short- or long-term licences.

Is an old or “grandfathered” suite automatically legal?

No. Vancouver states that an unapproved secondary suite is not a legal dwelling unit, and a buyer becomes responsible for unpermitted work. Use City permit records / an approved-use letter to verify status.

Can I have both an internal suite and a detached ADU?

Potentially where the zoning district permits both forms and the total dwelling-unit rules are met. Check the current district schedule before relying on a general Vancouver-wide assumption.

Optional project planning

After the rule check: budget and contractor scope

Use these tools only after confirming the municipal path. Cost planning and contractor matching do not establish zoning, code compliance or permit approval.

How this guide was verified

Guide verification: Targeted municipal-source claim check recorded. Selected citywide guidance or adoption facts were checked against an identified official page on October 12, 2026. This is not a complete current-bylaw, amendment-map or parcel certification.

Property confidence: Not assessed. City-wide guidance does not confirm permission for a particular parcel. Check official zoning, overlays and permits. How verification works →

Official Vancouver sources

Reviewed September 20, 2026. This is a planning summary, not a permit decision. Confirm the current zoning, registered title constraints, servicing and permit requirements for the specific property before design or construction.

V69.62 targeted primary-source review · October 12, 2026: City states a third secondary suite is not allowed, a duplex may contain two suites (one per main dwelling) where the district permits them, and suite legalization needs municipal permits. Official municipal record ↗ Still unverified: Verify the specific district schedule, permits, inspections, title and which building bylaws apply at the subject address. No comprehensive current-by-law signoff or parcel approval is claimed.