Michigan Compiled Laws, Chapter 38. Civil Service and Retirement § 38.858

(a) It is in conformity with the requirements of title II of the social security act and with the agreement entered into under section 3;  2

(b) It provides that all services which constitute employment and are performed in the employ of the political subdivisions by employees thereof, shall be covered by the plan. The plan, however, may exclude from coverage certain services as provided by subsection (b) of section 2 of this act  3 as amended and/or services performed by individuals to whom section 218(c)(3)(c) of title II of the social security act  4 is applicable;

(c) It specifies the source or sources from which the funds necessary to make the payments required by section 9,  5 by subsection (a) of section 11,  6 and by section 12  7 are expected to be derived and contains reasonable assurance that such sources will be adequate for such purpose;

(d) It provides that the political subdivision shall perform such services as are required for the proper operation of the plan;

(e) It provides that the political subdivision will make such reports, in such form and containing such information, as the department may from time to time require, and comply with such provisions as the department or the secretary of health, education, and welfare may from time to time find necessary to assure the correctness and verification of such reports; and

(f) It authorizes the department to terminate the plan in its entirety, in the discretion of the department, if it finds that there has been a failure to comply substantially with any provision contained in such plan, such termination to take effect at the expiration of such notice and on such conditions as may be provided by regulations of the department and may be consistent with the provisions of the social security act:

(g) Provided, That the boards of supervisors shall have power and they are hereby authorized at any meeting thereof legally held to provide social security coverage as provided under this act for county employees of their respective counties, and of the several offices, boards and departments thereof including the board of county road commissioners.