Heat pumps in Lac-Brome: permits and bylaws
Planning a heat pump or an air conditioner in Lac-Brome? 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, including the minimum rear yard, at least 3 m from the side and rear lot lines.
Allowed in the side yards, including the minimum side yard, at least 3 m from the side and rear lot lines.
Not allowed, except on a corner or through lot: allowed in the front yard on the side other than the main façade, outside the minimum front yard.
Not specified in the bylaw: confirm with urban planning.
Not specified in the bylaw: confirm with urban planning.
Good to know, and who to call.
Good to know
- The zoning bylaw covers « appareils mécaniques »: air conditioners, heat pumps (including pool heat pumps), heating, ventilation and generators.
- Never in the minimum front yard, even on a corner lot.
The short answers.
Do you need a permit to install a heat pump in Lac-Brome?
Not specified: heat pumps are not on the lists of the permits and certificates bylaw; confirm with urban planning.
How far from the lot lines must the unit be?
3 m from the side and rear lot lines.
Can a heat pump go in the front yard?
Yes, with conditions. Not allowed, except on a corner or through lot: allowed in the front yard on the side other than the main façade, outside the minimum front yard.
What is the noise limit?
Bylaw 615 (peace, order and nuisances): no figure for heat pumps (noise that disturbs the peace is prohibited).
Who should I call to confirm before the work?
Urban planning department, 450 243-6111, ext. 241.
Read at the source.
Sources: Zoning bylaw 596, s. 31 (table and notes 14 and 30) and definition « Appareil mécanique »; permits and certificates bylaw 599, s. 24 and 33; bylaw 615, s. 36 (administrative consolidation including bylaw 596-23 (in force May 27, 2026)).
Checked by AirGreen on September 30, 2026.
This page is a summary. The official bylaw prevails. Confirm with the city before the work.
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