Mich. Comp. Laws § 324.80148: Operating motorboat at more than slow-no wake speed; prohibitions; exceptions.

Sec. 80148.

Subject to the exceptions described in subsection (2), a person shall not operate a motorboat at more than slow-no wake speed if any of the following circumstances exist:

A person is located on or in the bow of the motorboat, and that motorboat is not manufactured to provide bow seating.

A person or a portion of a person's body extends beyond the exterior port or starboard walls of the hull of the motorboat.

This section does not apply to either of the following:

A person engaged in the operation of a sailboat that is not being powered by a motor.

A person on board a vessel who is attempting to anchor, moor, dock, or otherwise secure the vessel.