Mich. Comp. Laws § 208.1239

Sec. 239. (1) An insurance company shall be allowed a credit against the tax imposed under this chapter in an amount equal to 50% of the examination fees paid by the insurance company during the tax year pursuant to section 224 of the insurance code of 1956, 1956 PA 218, MCL 500.224. (2) An insurance company may claim a credit against the tax imposed under this act as provided under section 403(2), not to exceed 65% of the insurance company's tax liability for the tax year after claiming the other credits allowed by this chapter.