Section 60.2850 - What must I do if I close my air curtain incinerator and then restart it?(a) If you close your incinerator but will reopen it prior to the final compliance date in your state plan, you must meet the increments of progress specified in § 60.2815 .(b) If you close your incinerator but will restart it after your final compliance date, you must complete emission control retrofits and meet the emission limitations on the date your incinerator restarts operation. 81 FR 41002 , 6/23/2016; 84 FR 15884 , 4/16/2019