Rule 5. On the waters of Hemlock lake, sections 32 and 33, town 6 south, range 4west, sections 4 and 5, town 7 south, range 4 west, townships of Allen and Reading, county of Hillsdale, state of Michigan, no operator of any motorboat, during the period from 6:30 p.m. to 10:00 a.m. of the following day, shall:
Mich. Admin. Code R. 281.730.5