Michigan Compiled Laws, Chapter 550. General Insurance Laws § 550.1508

Sec. 508. (1) Except during the 6-month period provided in section 509(2),  1 a provider class plan retained by the commissioner as provided in section 506(4)  2 may be modified by the health care corporation after the retention, under either of the following circumstances:

(2) A modification made under subsection (1) shall not extend the time periods provided in section 509(1). In developing plan modifications, a health care corporation shall obtain advice and consultation from providers in the relevant provider class and from subscribers pursuant to section 505.  4 Before agreeing to plan modifications under subsection (1)(b), the commissioner shall obtain advice and consultation pursuant to section 505(2).