Section R. 408.15181 - Power takeoffRule 5181.
(1) Power takeoff-driven equipment shall be guarded to prevent employee contact with the positively driven, rotating member of the power-driven system. Where power takeoff-driven equipment is of a design requiring the removal of the master shield, the attaching equipment shall include protection from the portion of the tractor power takeoff shaft that protrudes from the tractor.(2) A tractor having a power takeoff shaft shall be equipped with a master shield on the power takeoff shaft, except as permitted in subrule (1) of this rule. The shield shall be strong enough to prevent permanent deformation when a 250-pound operator mounts or dismounts the tractor and uses the shield as a step.Mich. Admin. Code R. 408.15181