Michigan Compiled Laws, Chapter 550. General Insurance Laws § 550.704

Sec. 4.  In case any buildings or property of the state other than those insured under the provisions of section 1   1 shall be damaged by fire, lightning, windstorm, explosion, riot, riot attending a strike, civil commotion, falling aircraft, hail (except growing crops) and smoke, caused from faulty operation of a heating plant using oil or gas fuel the controller, within 30 days or as soon as possible thereafter, shall ascertain and fix the amount of such damage.  The ascertained amount of such damage shall in no case be less than the amount necessary to rebuild, repair or replace the property so damaged.