Noise Regulation

The act of making, causing, producing or permitting excessive noise, which disturbs the enjoyment or comfort of others, is considered to be a nuisance and an infringement of By-law 1387 concerning noise.

Westmount citizens should make themselves aware of the noise restrictions outlined in the By-law, some of which are listed below.

Restrictions Hours
The operation of power equipment that are likely to disturb the quiet upon or the comfort of others cannot be conducted at the following times:
  • from Monday to Friday before 7:00 a.m. and after 9:00 p.m.;
  • on Saturday, before 8:00 a.m. and after 8:00 p.m.;
  • on Sunday;
  • on any statutory or public holiday.
The operation of leaf blowers is restricted to the following times only:
  • All leaf blowers must bear a clearly visible manufacturer’s decal or label certifying that it meets the Category 1 – dBA ±65 (measured at 50 feet (15.24 m)) equipment standard set out in ANSI B175.2-2000. (In force as of June 21, 2010)
  • From April 1 to May 1 and from October 1 to November 15 .
  • During the above-mentioned periods, from Monday to Saturday between 8:00 a.m. and 6:00 p.m.;
  • During the above-mentioned periods, use of leaf blowers is prohibited on any statutory  or public holiday
Work in connection with the construction, reconstruction, alteration, demolition or repairing of buildings cannot be carried at the following times:
  • from Monday to Friday before 7:00 a.m. and after 9:00 p.m.;
  • on Saturday before 8:00 a.m. and after 8:00 p.m.;
  • on Sunday;
  • on any statutory or public holiday.
The delivery of construction materials, goods, wares, merchandise and commodities, causing noise which disturbs the comfort of any person cannot be conducted at the following times:
  • from Monday to Friday before 7:00 a.m. and after 9:00 p.m.;
  • on Saturday before 8:00 a.m. and after 8:00 p.m.;
  • on Sunday;
  • on any statutory or public holiday.

Citizens are also asked to limit the use of horns and to keep the noise levels of mufflers, motors, and sound reproduction equipment in check, to reduce excessive noise.

Any person who infringes any provision of the By-law 1387 is liable to a fine. In the event of a first infraction, the minimum fine would be no less than $100 and no more than $1,000 for a natural person, and no less than $200 and no more than $2,000 for a legal person. In the case of a second or subsequent infraction, the fine would be no less than $200 and no more than $2,000. for a natural person, and no less than $400 and no more than $4,000 for a legal person.