Heat pumps in Waterloo: permits and bylaws
Planning a heat pump or an air conditioner in Waterloo? Here is what the bylaws say: the permit, the distance from the lot lines, where the unit can go and the noise limit. It all comes from the official texts.
Five spots, one answer for each.
Each answer is the bylaw rule, in short. “Not specified” means the text does not say: ask urban planning.
Allowed in the rear yard, at least 1.5 m from the lot lines.
Allowed in the side yard, at least 1.5 m from the lot lines.
Not allowed in the front yard of a single-family, two-family or mobile home. Allowed in the secondary front yard of a corner lot.
On a balcony or on a wall facing a balcony, the unit must not be higher than the balcony railing.
Flat roof: set back at least 2.5 m from the building’s front façade.
Good to know, and who to call.
Good to know
- The unit cannot be installed more than 2 m from the main building.
- Buildings with 3 or more dwellings or collective housing: in the front yard, on balconies only.
- Window air conditioner from May 1 to September 30: only the 50 dBA limit applies.
The short answers.
Do you need a permit to install a heat pump in Waterloo?
Certificate of authorization required before installation. Published fee: $25.
How far from the lot lines must the unit be?
1.5 m from every lot line, no more than 2 m from the main building.
Can a heat pump go in the front yard?
No. Not allowed in the front yard of a single-family, two-family or mobile home. Allowed in the secondary front yard of a corner lot.
What is the noise limit?
More than 50 dBA at the lot lines: not allowed.
Who should I call to confirm before the work?
Urban planning department, 450 539-2282, ext. 220, permis@ville.waterloo.qc.ca.
Read at the source.
Sources: Zoning bylaw 25-956, s. 113 and 114 (table 5); permits and certificates bylaw 25-959, s. 52 (table 4) and s. 64 (table 6) (bylaws adopted September 9, 2025, in force since November 18, 2025; checked September 30, 2026).
Checked by AirGreen on September 30, 2026.
This page is a summary. The official bylaw prevails. Confirm with the city before the work.
A heat pump project in Waterloo?
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