Municipal Street Addressing Signs — Ontario
Regulation Ontario Building Code + Municipal Bylaws · Province of Ontario
§The Law
Ontario Building Code + Municipal Bylaws — Regulation Ontario Building Code + Municipal Bylaws
“Municipalities in Ontario regulate street addressing through bylaws that require specific character sizes, colours, and placement for civic address numbers.”
View official regulation text✓Plain English
Each municipality has its own address sign bylaw — St. Catharines differs from Niagara Falls. Contact your municipality for the specific character size and colour requirements.
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Specific Requirements
Municipality-specific rules apply
Typically 10-15cm minimum character height
Contrasting colour to background
Both sides of building if corner property
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📚Sources & Authority
Every claim on this page is backed by official government legislation and verified industry sources. Last verified: March 2026.
🏛 Official Government Sources
Ontario Building Code — O. Reg. 332/12
Ontario.ca · March 2026
The Ontario Building Code covers room identification, exit signage, accessibility markers, and building identification requirements.
Ontario Occupational Health and Safety Act
Ontario.ca · March 2026
OHSA requires workplace safety signs including emergency assembly points, confined space warnings, and hazard identification.
All sources are official government publications or recognized industry authorities. Links verified March 2026. If you find a broken link, let us know.
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Shop Property SignsOr call (289) 228-7021Regulation Quick Facts
- Regulation
- Ontario Building Code + Municipal Bylaws
- Jurisdiction
- 🏛 Province of Ontario
- Category
- Property & Building Code
Source library
Confirm the current rule before relying on a marking
Our guides are a starting point for locating government sources connected to Ontario Building Code + Municipal Bylaws markings. Requirements can depend on jurisdiction, vehicle or site details, and the date you act.
- Open the linked official source and check its current version.
- Confirm the rule applies to your exact vehicle, vessel, property, or operation.
- Verify wording, dimensions, placement, and effective dates before ordering.
Compliance Certificate
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