The Ontario Building Code | Shared Egress Facilities
9.9.9.3. Shared Egress Facilities
(1) Adwelling unit shall be provided with a second and separate means of egress where an egress door from the dwelling unit opens onto,
(a) an exitstairway serving more than one suite,
(b) a public corridor,
(i) serving more than one suite, and
(ii) served by a single exit,
(c) an exterior passageway,
(i) serving more than one suite,
(ii) served by a single exit stairway or ramp, and
(iii) more than 1.5 m above adjacent ground level, or
(d) a balcony,
(i) serving more than one suite,
(ii) served by a single exit stairway or ramp, and
(iii) more than 1.5 m above adjacent ground level.
9.9.10. Egress from Bedrooms
In Plain Language
Shared egress facilities, where more than one suite or occupancy uses a common escape route, must meet the requirements set out in this article.
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.