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The new City-wide Zoning By-law 569-2013 was enacted on May 9, 2013. It has been appealed under section 34(19) of the Planning Act. Even though it is under appeal, the City's Chief Building Official and the Committee of Adjustment will apply the new By-law to applications filed after its enactment. Please consult with your advisors to determine whether the new by-law has any impact.
Amendments to By-law 569-2013 have been incorporated into this office consolidation. The original by-law and its amendments are with the City Clerk's office.
Zoning By-law No. 569-2013, as
amended (office consolidation) in pdf:
Chapters 1 - 800 
Chapters 900.1 900.7 
Chapters 900.8 - 995
   
 
City of Toronto Zoning By-law 569-2013, as amended (Office Consolidation)
Version Date: January 1, 2019
Table of Contents

Back to Top of Bylaw

Chapter 1Administration
Chapter 2Compliance with this By-law
Chapter 5Regulations Applying to all Zones
Chapter 10Residential
Chapter 15Residential Apartment
Chapter 30Commercial
Chapter 40Commercial Residential
Chapter 50Commercial Residential Employment
Chapter 60Employment Industrial
Chapter 80Institutional
Chapter 90Open Space
Chapter 100Utility and Transportation
Chapter 150Specific Use Regulations
150.5Home Occupation
150.8Laneway Suites
150.10Secondary Suite
150.10.1General
150.10.20Use Requirements
150.10.20.1General
150.10.40Building Requirements
150.10.40.1General
150.10.40.40Floor Area
150.10.80Parking
150.10.80.1General
150.13Short-term Rentals
150.15Group Home
150.20Crisis Care Shelter
150.22Municipal Shelter
150.25Rooming House
150.30Senior's Community House
150.45Day Nursery
150.48School
150.50Place of Worship
150.60Medical Marihuana Production Facility
150.80Drive Through Facility
150.90Vehicle Dealership
150.92Vehicle Fuel Station
150.94Vehicle Service Shop
150.96Vehicle Washing Establishment
150.100Eating Establishment
150.110Adult Entertainment Establishment
150.120Funeral Home
150.130Firing Range
Chapter 200Parking Space Regulations
Chapter 220Loading Space Regulations
Chapter 230Bicycle Parking Space Regulations
Chapter 280Special Districts - Downtown
Chapter 300Special Districts - Centres
Chapter 400Special Districts - Avenues
Chapter 500Special Districts - Heritage
Chapter 600Regulations for Overlay Zones
Chapter 800Definitions
Chapter 900Site Specific Exceptions
Chapter 970Appendices
Chapter 990Zoning By-law Map
Chapter 995Overlay Maps

Chapter 150 Specific Use Regulations

150.10 Secondary Suite

150.10.1 General

(1)Application of this Section
The regulations in Section 150.10 apply to secondary suites.

150.10.20 Use Requirements

150.10.20.1 General

(1)Secondary Suite - Permitted in Certain Types of Residential Buildings
A secondary suite may be in:
(A)a detached house;
(B)a semi-detached house; and
(C)a townhouse if it is in the R zone.
(2)Secondary Suite - Number Permitted in a Detached House or Semi-Detached House
Within a detached house or semi-detached house, each dwelling unit may have a maximum of one secondary suite.
(3)Secondary Suite - Number Permitted in a Townhouse in the R Zone
In the R zone, a dwelling unit in a townhouse may have a maximum of one secondary suite.
(4)Secondary Suite - Number Permitted in a Residential Building in the R Zone
Despite regulation 150.10.20.1(2), in the R zone, a residential building that was originally constructed as a detached house or a semi-detached house may be converted to have more than one secondary suite.
(5)Secondary Suite - Permission in Zones Where a Detached House or Semi-Detached House Are Not Permitted Building Types
A secondary suite is permitted within a lawfully existing detached house or a lawfully existing semi-detached house in the RA, RAC, CL, CR, I, IH, IE, IS, and IPW zones.

150.10.40 Building Requirements

150.10.40.1 General

(1)Secondary Suite - Age of Building
The entire building must have been constructed more than 5 years prior to the introduction of a secondary suite, excluding additions or exterior alterations described in regulation 150.10.40.1(3).
(2)Secondary Suite - Age of Building in an R(u2) Zone
Despite regulation 150.10.40.1(1), in an R zone with a numerical value of 2 following the letter "u" in the zone label, a detached house referred to in regulation 150.10.20.1(4) may be converted to have two or more secondary suites if the detached house was constructed more than 40 years prior to the introduction of the additional secondary suites, excluding additions or exterior alterations described in regulation 150.10.40.1(3).
(3)Secondary Suite - Addition or Exterior Alteration
An addition or exterior alteration to a building to accommodate a secondary suite is permitted if:
(A)it does not alter or add to a main wall or roof that faces a street; and
(B)Despite (A) above, the following additions or exterior alterations may be on a main wall or roof that faces a street:
(i)a porch or a basement extension under a porch;
(ii)a balcony; and
(iii)a dormer, if the interior floor area of the dormer is no more than 2.3 square metres and the total interior floor area of all dormers is not more than 9.3 square metres.
(4)Secondary Suite - In a Residential Zone with No Maximum Floor Space Index
If a building in the Residential Zone category is not subject to a maximum floor space index, a secondary suite may not be divided vertically from the dwelling unit, unless the entire secondary suite occupies only part of one original storey or only part of the original basement.

150.10.40.40 Floor Area

(1)Secondary Suite - Interior Floor Area
The interior floor area of a secondary suite must be less than the interior floor area of the dwelling unit.
(2)Secondary Suite - Interior Floor Area Requirements in an R(u2) Zone
In an R zone with a numerical value of 2 following the letter "u" in the zone label, a detached house referred to in regulation 150.10.20.1(4) may be converted to have two or more secondary suites, if:
(A)the building has a minimum interior floor area of 460 square metres; and
(B)despite regulation 150.10.40.40(1):
(i)the dwelling unit and each secondary suite must have an interior floor area no less than 55.0 square metres; and
(ii)a secondary suite in an attic must have an interior floor area no less than 42.0 square metres.
(3)Secondary Suite - Interior Floor Area Requirement in an R Zone
In an R zone that does not have a numerical value of 2 following the letter "u" in the zone label, if there is more than one secondary suite, the average interior floor area for the dwelling unit and every secondary suite must be at least 65.0 square metres.

150.10.80 Parking

150.10.80.1 General

(1)Secondary Suite - Parking Space Requirement in an R Zone
Despite the parking space requirements in regulation 200.5.10.1(1), in an R zone that does not have a numerical value of 2 following the letter "u" in the zone label, no parking space is required for one secondary suite.
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