Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.6528

Sec. 6528. (1) A certificate of waiver shall be issued for a motor vehicle that fails an initial inspection and a subsequent reinspection if the actual cost of maintenance already performed and designed to bring the vehicle into compliance with clean air standards in accordance with the inspection report is at least $200.00, adjusted in January of each year by the increase or decrease in the Detroit consumer price index and rounded off to the nearest whole dollar.

(2) The costs covered by vehicle warranty and the costs necessary to repair or replace any emission control equipment that has been removed, dismantled, tampered with, misfueled, or otherwise rendered inoperative shall not be considered in determining eligibility for a certificate of waiver pursuant to subsection (1).

(3) Except for the program described in section 6506,  1 issuance of a certificate of waiver shall be conditioned upon meeting the criteria established by regulations promulgated by the United States environmental protection agency in 40 C.F.R. 51.360.

(4) A temporary certificate of waiver, valid for not more than 14 days, may be issued to the owner of a motor vehicle by the secretary of state to allow time for necessary maintenance and reinspection. The secretary of state may charge the fee permitted for a temporary registration under section 802(5) of the Michigan vehicle code, Act No. 300 of the Public Acts of 1949, being section 257.802 of the Michigan Compiled Laws.