Choose a project below. “Dedicated municipal source” opens a project-specific city page; “Municipal permit hub” opens the broader official permit source.
Decks
Municipal permit hubFor a deck in Whitby, the answer can depend on height above grade, whether it is attached to the house, whether it is covered, and whether guards, stairs or structural work are involved. Use the municipal permit source below before construction.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Sheds & accessory buildings
Municipal permit hubFor sheds, garages, gazebos and other accessory structures in Whitby, size, plumbing, attachment to the house, use and zoning setbacks can change whether a building permit is required.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Basement renovations
Municipal permit hubFor a basement renovation in Whitby, finishing-only work can be treated differently from structural changes, new plumbing, a new entrance, underpinning or creation of another dwelling unit.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Secondary suites & ADUs
Municipal permit hubCreating another dwelling unit in Whitby should be treated as a separate permit question from an ordinary basement finish. Confirm zoning, building-permit and life-safety requirements before construction.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Home additions
Municipal permit hubAn addition changes the building footprint or floor area and normally needs a full municipal permit review. Check zoning, drawings, structural requirements and any site-specific approvals in Whitby.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Interior alterations
Municipal permit hubInterior work in Whitby can be permit-exempt when it is purely cosmetic, but walls, occupancy, exits, fire separations, plumbing or structural changes can trigger a permit.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Walls / structural work
Municipal permit hubDo not treat structural work as cosmetic. Removing or adding walls, changing openings, altering framing or foundations, or changing load paths can require building-permit review in Whitby.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Pools / hot tubs
Municipal permit hubFor a pool or hot tub in Whitby, check more than the pool itself: enclosure/fence, zoning, grading, setbacks and site-alteration approvals may have separate rules.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Garages / carports
Municipal permit hubFor a garage or carport in Whitby, size, attachment, setbacks, plumbing and structural design can change both zoning and building-permit requirements.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Plumbing / HVAC
Municipal permit hubFor plumbing or HVAC work in Whitby, building-permit and trade-permit responsibilities may be separate. Confirm who issues plumbing, drainage, heating, ventilation, gas and electrical approvals before work starts.
Open Whitby’s municipal permit hub ↗Read the general Canada planning guide →Source-label rule: “Dedicated municipal source” means we verified a project-specific Whitby page. “Municipal permit hub” means the municipality publishes the answer through a broader permit page or portal. We do not invent a project URL.