myLaws

myLaws for starting and running a construction business and project provides links to codes, standards, regulations, legislation and guidelines.

As legislation changes check eLaws for updates and get advice from the appropriate authority before making decisions.

Ontario Building Code

Ministry of Municipal Affairs and Housing (MMAH) is responsible for the Ontario Building Code that regulates construction and building in Ontario.The MMAH provides information to through a number of publications.

If you have a question about the Ontario Building Code and need an interpretation or find out more about appeals and approvals contact:

Building and Development Branch
Ministry of Municipal Affairs and Housing
777 Bay St. 2nd floor
Toronto, ON M5G 2E5
Telehone: 416.585.6666
fax: 416.585.7455
email: codeinfo@mah.gov.on.ca

You can subscribe to the Code News online newsletter for up to date information on:

  • New amendments to the Ontario Building Code
  • Code interpretations issued by the Building and Development Branch
  • The latest Decisions issued by the Building Code Commission
  • The latest Authorizations issued by the Building Materials Evaluation Commission
  • The latest Minister's Rulings
  • Seminars scheduled in your area
  • Building code courses scheduled in your area


Municipal Bylaws

Municipalities have local bylaws that you need to be aware of before building. For a list of municipal websites see the Association of Municipalities of Ontario


Electrical, Technical and Safety Standards

Electrical Safety Authority
Electrical Safety Code
Legislation - Electricity Act, 1998
Regulation - Ontario regulation 10/02 (2002 Code) has amended Oreg 164/99 (1998 Code)

Technical Standards and Safety Authority (TSSA)
Regulation of boilers, pressure vessels, elevating devices, natural gas and propane equipment

Canadian Safety Association
A not-for-profit membership-based association serving business, industry, government and consumers in Canada and the global marketplace. They develop standards to enhance public safety and health.


Fire Safety in Existing Buildings

Ontario Fire Code
Office of the Fire Marshall


Employment and Health and Safety Legislation and Publications

Employment Legislation

Employment Standards Act, 2000

Health and Safety Legislation and Publications

Occupational Health and Safety Act (OHSA)
Guide to the Occupational Health and Safety Act
Guide for Joint Health and Safety Committees (JHSCs) and Representatives in the Workplace
Ministry of Labour Hazard Alerts
Ministry of Labour Publications (by Topic)


Workplace Safety and Insurance Board (WSIB)

Workplace Safety and Insurance Act, 1997 
WSIB Overview
WSIB Registration Requirements
WSIB Legal Requirements
Workplace Injury
In Case of Injury poster (Form 82)
Business Results through Health and Safety
First Aid Regulation
Construction Sector Services
Independent Operator Brochure
Independent Operator Questionnaire

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