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Cranbrook permits for decks, sheds, carports and garages

Do I need a permit for a deck, shed, carport, or garage?

Cranbrook, British ColumbiaChecked against official textSources read 2026-11-05

Short answer

In Cranbrook, a new garage or carport, and any new building or structure over 10 m² (the City's guide), needs a building permit. A deck needs one unless it has no roof and is no more than 0.6 m above ground. Call Building Services at 250-489-0207 if unsure.

Key facts

ShedsThe City's guide says a new building or structure over 10 m² needs a building permit, including pre-built ones. The Building Bylaw exempts anything exempted by Part 1 of the BC Building Code, and seasonal tarp or poly-covered structures.Building Permit Application Guide, page 1; Building Bylaw No. 3725, 2013 (PDF, consolidated April 7, 2025), s. 3.2.1, 3.2.11 · Wording matched the official text retrieved 2026-11-06
Official wording
Construction of any new building or structure over 10 m²
which includes pre-built structures that
exceed this size
buildings or Structures exempted by Part 1 of the Building Code
that are intended to be used temporarily on a seasonal basis and may be removed
DecksA deck needs a permit unless it has no roof and is no more than 0.6 m above grade. Enclosing a deck, carport or porch needs a permit.Building Bylaw No. 3725, 2013 (PDF, consolidated April 7, 2025), s. 3.2.7; Guide to Building Permits, Building Permits Are Required; Building Permit Application Guide, page 1 · Wording matched the official text retrieved 2026-11-06
Official wording
decks without roofs having a difference in elevation to grade not exceeding 0.6
including garages, decks, swimming pools and mobile homes
Enclosing decks, carports or porches
Garages and carportsA new garage needs a building permit, and so does a new carport (the fee schedule charges a $1,000 damage deposit for constructing either). Enclosing a carport needs one too. The City's guide lists new structures over 10 m²; anything exempt under the BC Building Code does not.Guide to Building Permits, Building Permits Are Required; Building Permit Application Guide, page 1; Building Permit Fees, Schedule A to Bylaw 3725, Damage deposits · Wording matched the official text retrieved 2026-11-06
Official wording
to erect a new building or structure, including garages, decks, swimming pools and mobile homes
Enclosing decks, carports or porches
Construction of Carport or Garage: $1,000.00
Construction of Carport or Garage:
Zoning limitsR-1 zone: not in the front yard; at least 1.5 m from interior side and rear lines (0.9 m rear if no developed rear lane), 4.5 m from an exterior side line, and 1.5 m from the house; no taller than 4.5 m; all buildings and structures cover at most 50% of the parcel. Other zones differ.Zoning Bylaw No. 3977, 2019, Part 7.04 Residential Zone R-1, s. 7.04.5(c)-(d), 7.04.6(d),(f) · Wording matched the official text retrieved 2026-11-06
Official wording
No person shall locate an accessory building or structure in the R-1 Zone:
In the front yard;
With a rear yard less than 1.5 m, and in the case where no developed rear lane exists, the rear yard shall be not less than 0.9
within 1.5 m distance from a principal building.
No person shall locate an accessory building or structure which exceeds a
height of 4.5 m.
No person shall cover more than 50% of the area of a parcel with buildings
With an interior side yard less than 1.5 m;
an exterior side yard less than 4.5 m;
BylawCity of Cranbrook Building Bylaw No. 3725, 2013; Zoning Bylaw No. 3977, 2019Building Bylaw No. 3725, 2013 (PDF, consolidated April 7, 2025), s. 1.1; Zoning Bylaw No. 3977, 2019, Part 4 General Regulations, Title · Wording matched the official text retrieved 2026-11-06
Official wording
This Bylaw may be cited for all purposes as "City of Cranbrook Building Bylaw No. 3725,
Zoning Bylaw No. 3977, 2019

How it works

In Cranbrook, the City's guide says a new building or structure over 10 m² needs a building permit, including pre-built sheds. The Building Bylaw 3725 exempts anything exempted by Part 1 of the BC Building Code, and seasonal tarp or poly-covered structures. The bylaw itself gives no size limit.

Steps

  1. Shed, garage, carport or other structure: apply for a building permit if it is over 10 m². A new garage or carport needs one (the fee schedule charges a $1,000 damage deposit for either), and so does enclosing a carport, deck or porch.
  2. Deck: no permit if it has no roof and is no more than 0.6 m above ground; otherwise you need one.
  3. Check your zoning before you build. Zoning rules apply even when no permit is needed.
  4. Apply as described in building-permit, and pay the deposit for a carport or garage.

Good to know

  • In the R-1 zone, an accessory building cannot be in the front yard. It must be at least 1.5 m from interior side and rear lines (0.9 m from the rear line if there is no developed rear lane), 4.5 m from an exterior side line and 1.5 m from the house. It may be no taller than 4.5 m, and all buildings and structures may cover at most 50% of the parcel.
  • In the RT zone, accessory buildings need 7.5 m front and side yards, 9.0 m at the rear, 4.5 m height, 30% parcel coverage, and no more than 185.0 m² of total accessory area. Other zones differ.
  • Zoning Bylaw s. 4.07 also bars building over an easement.
  • The Building Bylaw says nothing separate about an open carport; ask Building Services.
  • Starting before the permit is issued doubles the permit fee.

Official forms and pages

The same question in other places

Kimberley · Fernie · Canal Flats · Sparwood · Creston · Elkford

Deck and shed permit thresholds in British Columbia, by municipality →

Sources

  1. Guide to Building Permits, City of Cranbrook (read 2026-11-05)
  2. Building Permit Application Guide (PDF), City of Cranbrook (read 2026-11-05)
  3. Building Bylaw No. 3725, 2013 (PDF, consolidated April 7, 2025), City of Cranbrook (read 2026-11-05)
  4. Zoning Bylaw No. 3977, 2019, Part 4 General Regulations (PDF), City of Cranbrook (read 2026-11-05)
  5. Zoning Bylaw No. 3977, 2019, Part 7.04 Residential Zone R-1 (PDF), City of Cranbrook (read 2026-11-05)
  6. Zoning Bylaw No. 3977, 2019, Part 7.03 Residential Zone RT (PDF), City of Cranbrook (read 2026-11-05)
  7. Building Permit Fees, Schedule A to Bylaw 3725 (PDF), City of Cranbrook (read 2026-11-05)

Checked by script, not yet by a person: the official wording behind 5 of 5 facts was matched to the official text. How answers are checked.