Notice: All Toronto Building services have resumed, however, they are being delivered differently,Toronto Building offices are closed at this time.  All permit applications are being accepted electronically, for current information on COVID-19: Changes to City Services, please visit the website.


The Building Code Act requires that all drawings be prepared by qualified individuals. Some exemptions apply for certain building types.

Plans must contain sufficient information to enable staff to determine whether the proposed work  conforms to all applicable regulations.

Site plans must be referenced to a current plan of survey, certified by a registered Ontario Land Surveyor. A copy of each survey must be submitted with the permit application for most projects. Site plans showing outlines and dimensions of the property, driveways, and existing and proposed buildings may be accepted.

For general submission requirements, please visit the City of Toronto website for the Toronto Building Application guides.

Toronto Building does not provide or prepare permit drawings. If you are unsure of what is required please consult a professional designer.

Generally permits will require the following drawings;

Site Plan

A site plan is a drawing showing the entire property and identifying all structures in relation to the property boundaries. A site plan must be prepared by a qualified individual.

A fully-dimensioned site plan should show:

  • north arrow
  • scale
  • legal description (reference property survey)
  • lot and plan numbers
  • easements street names
  • lot dimensions, existing building(s) and proposed addition(s) and/or building(s)
  • other information relating to specific by-law requirements such as building length, parking, etc.
  • setbacks to all property lines for the existing dwelling and the proposed addition
  • other information related to specific bylaw requirements such as building length, parking etc.

Landscaping (hard and soft landscaping)

Elevation Drawings

Elevation Drawing shows the exterior view of each side of the house. Each elevation is identified by the direction it is facing, and should include:

  • Scale
  • Extent of new & existing construction Vertical dimensions of walls, windows & doors
  • Grade level
  • Exterior wall cladding, finishes & flashing
  • Overhang dimensions
  • Roof shape, slope & finish
  • Rain water leader & eaves trough
  • Exposed Building face and areas of unprotected openings

Floor Plan

A floor plan is a drawing of the structure as seen as if it is cut horizontally a few feet above the floor. One floor plan is required for every floor of the house which is affected by the new construction. Each plan shows the interior layout of the level in question as well as providing the structural framing information for the floor or roof above. Floor plans should include:

  • Scale
  • Use of rooms & spaces
  • Dimensions
  • Extent of new construction including new work within existing building
  • Size, type and location of exterior and interior walls and partitions
  • Widths, locations and lintel sizes of all openings
  • Location, dimensions and direction of stairs
  • Sectional arrows
  • References to detailed drawings
  • Material specifications or notes
  • Heating details and calculations

A Mechanical Drawing will show the following:

  • Scale
  • Direction (north arrow)
  • HVAC layout
  • Location, size capacity and type of equipment
  • Associated duct sizes, grille sizes, air volumes, etc.
  • Fire dampers, firestop flap, pipes, shafts, flues, chimneysand gas vents
  • Type, location and details of fire suppression systems (sprinkler and/or stand pipe systems)
  • Use/occupancy of major areas and rooms with room names labelled
  • Requirements for high rise buildings when applicable
  • Full cross-section on commercial kitchen exhaust system
  • Heat/loss calculations
  • Mechanical Specifications for boiler, furnace, heat-pump, air-conditioners and ventilation system

An Electrical Drawing will show the following:

  • Light layout
  • Emergency lights
  • Exit and directions exit lights
  • Fire alarm and detection systems