Rule 8. On the waters of Ryerson lake, sections 27, 28, 33 and 34, town 13 north, range 13 west, township of Sherman, county of Newaygo, 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. 281.762.8