7. The persons or municipalities to which the provisions of this Regulation apply must retain the required information and the calculations, assessments, measurements and other data on which emission data are based for a minimum of 7 years from the date on which they were produced and submit them to the Minister on request.
M.O. 2007-09-26, s. 7; M.O. 2010-12-06, s. 9; M.O. 2012-12-11, s. 16.