Door and Window Openings
A building permit is required when installing a new door or window opening in an exterior wall (e.g. new side door) or when increasing the width of the existing window or door opening. Building permit applications are accepted through the Online Permitting Portal
Designer requirements
Drawings that are prepared by a qualified designer (as defined in the Ontario Building Code) must include:
- The qualified designer’s name
- The qualified designer’s registration number
- The qualification identification number of the qualified designer (Building Code Identification Number: BCIN)
- The qualified designer's signature
- The stamp or statement that the qualified designer has reviewed and taken responsibility for the design activities
Note: Property owners may prepare and submit drawings that follow the requirements outlined in the “drawing requirements” section below.
Drawing requirements
A PDF copy of the construction drawing must be provided.
All drawings are to be designed to a minimum scale of 1:75 or 3/16ths equals one foot. Drawings are to be fully dimensioned, signed and dated, and include information such as:
- Lot grading plan approved by City of Vaughan Development Engineering Department
- Property survey or site plan – including the location of the proposed door or window and dimensions from the wall face where door or window is proposed to be installed to the property line
- Roof plan (if applicable)
- Building elevation drawing of the wall face where the door or window is being proposed. Include the wall width and height dimensions, and indicate all existing and new door and window locations and sizes
- Engineered beam specifications (if applicable)
- Engineered floor joist specifications and layouts (if applicable)
- Engineered truss drawings and layout (if applicable)
- Floor plan or framing plan – including the door or window location, size, type and lintel size
- Foundation plan (if applicable)
- Wall sections and details
Additional requirements
- Commonly Used Applicable Laws & Building Permits (PDF)
- Building Permit Applicant Authorization Form (PDF)
- Schedule 1 Designer Information Form (PDF)
- Approval from City of Vaughan’s Urban Design and Cultural Heritage division (if applicable)
- Any other documents pertaining to the project