P-9.3, r. 1 - Pesticides Management Code

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52. The application of a pesticide using an air-blast sprayer other than a sprayer equipped with a horizontal ramp or tunnel sprayer must be carried out more than 20 m from a protected immovable if the spraying is done facing away from the protected immovable, and 30 m from a protected immovable if the spraying is done facing the protected immovable.
That requirement does not apply if the application of the pesticide is carried out by, or at the request of, the owner of the immovable or of the operator residing in the immovable.
O.C. 331-2003, s. 52.