Notice: This site currently shows the 2012/2017 edition of the Ontario Building Code. The current legally effective code is the 2024 edition (O.Reg. 163/24), in effect since January 1, 2025. Confirm current requirements at ontario.ca.

The Ontario Building Code | Height over Ramps

9.8.5.3. Height over Ramps

(1) The clear height over ramps shall be not less than,

(a) 1 950 mm for ramps serving a single dwelling unit, and

Note: On July 1, 2017, Clause 9.8.5.3.(1)(a) of Division B of the Regulation is revoked and the following substituted: (See: O. Reg. 139/17, s. 79)

(a) 1 950 mm for ramps serving a house or an individual dwelling unit, and

(b) 2 050 mm for ramps not serving a single dwelling unit.

Note: On July 1, 2017, Clause 9.8.5.3.(1)(b) of Division B of the Regulation is revoked and the following substituted: (See: O. Reg. 139/17, s. 79)

(b) 2 050 mm for ramps not serving a house or an individual dwelling unit.

In Plain Language

A minimum clear height must be maintained over ramps, as set out in this article, preventing overhead obstructions along the ramp's path.

This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.