10. (Replaced, O.C. 501-2011)Opacity standards: Subject to the cases provided for in sections 35, 36, 41 and 84, the concentration of contaminants discharged into the atmosphere by a stationary source must not exceed 20% of opacity according to one or the other of the measuring methods provided for in paragraphs a or b of section 96.
R.R.Q., 1981, c. Q-2, r. 20, s. 10; O.C. 501-2011, s. 215.