MDEQ AQD Rule 202: Waivers of Approval
Environmental professionals are well aware that an air pollution permit must be acquired before beginning to install, construct, reconstruct, relocate, or modify any process or process equipment that may emit an air contaminant unless a permit-to-install is issued by the MDEQ. Often, operations managers want to install equipment right away, but it is necessary to obtain a permit to install before installation. While the permit is supposed to be issued within 90 days of applic