Q-2, r. 4.1 - Clean Air Regulation

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209. Section 19 applies to emission sources in operation on 30 June 2011 as of 30 June 2014. Until that date, they remain governed by sections 12 and 13 of the Regulation respecting the quality of the atmosphere (chapter Q-2, r. 38) as they read on 29 June 2011.
O.C. 501-2011, s. 209.