Michigan Compiled Laws, Chapter 287. Animal Industry § 287.665

(a) The construction and operation of a facility licensed under this act.

(b) Vehicles used for the transportation of dead animals.

(c) Methodology for active composting to include, but not be limited to, methodology regarding passively aerated static piles, mechanically or forced aerated static piles, windrow piles, and contained or in-vessel systems.

(d) Conditions for active composting to include, but not be limited to, recommended conditions regarding moisture content, carbon-to-nitrogen ratio, bulking agent particle size, animal tissue density, composting density, temperature ranges, and pH ranges.

(e) Parameters regarding grinding, including, but not limited to, pile form and shape, pile slumping, and the presence of large intact bones after composting.

(f) Methods for effluent containment and prevention of its movement into groundwater and surface water.

(g) The accommodation of normal natural daily mortality and system capacity for accommodation of both active composting and curing.

(h) Control of odor and pest or vermin infestation of piles with biofilter caps or as otherwise provided by rule.

(i) The generation of adequate records involving composting.

(j) A system of annual nutrient-content analysis.

(k) The final disposition of finished compost.

(l) Methodology for the anaerobic digestion of organic materials.