C-24.2, r. 32 - Regulation respecting safety standards for road vehicles

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70. The wipers and the windshield washer shall be adequate. None of their components shall be missing, used, maladjusted or worn in a way that renders them ineffective.
The wiper blades shall make even contact with the windshield and sweep the area specified by the manufacturer at a frequency of at least 20 strokes per minute at low speed and 45 strokes per minute at top speed. The difference between both speeds shall be at least 15 strokes per minute.
O.C. 1483-98, s. 70; 370-2016O.C. 370-2016, s. 41.
70. The wipers and the windshield washer shall be adequate. None of their components shall be missing, used, maladjusted or worn in a way that renders them ineffective. The wiper blades shall make even contact with the windshield and sweep the area specified by the manufacturer at a frequency of at least 20 strokes per minute at low speed and 45 strokes per minute at top speed. The difference between both speeds shall be at least 15 strokes per minute.
O.C. 1483-98, s. 70.