Section R. 281.1243 - Outboard motorboats 40 feet or over and not more than 65 feet in lengthRule 13. An outboard motorboat 40 feet or over and not more than 65 feet in length shall be equipped as follows:
(a) If the motorboat is not an open boat, it shall be equipped with 2 ducts fitted with cowls or their equivalent as specified in R 281.1237.(b) One type I, II, or III coast guard-approved personal flotation device as specified in R 281.1234 in good and serviceable condition for each person aboard, plus 1 type IV throwable device. The devices shall be readily available and not encased in plastic bags or other containers.(c) One power-operated whistle capable of producing a blast of 2 seconds or more duration, and audible for a distance of at least 1 mile.(d) If the motorboat is constructed so that it has decking or compartments where explosive or flammable gases may be entrapped as illustrated in figure 2, it shall be equipped with 3 BI-type coast guard-approved hand portable fire extinguishers in good and serviceable condition and as specified in R 281.1235. One BII-type coast guard-approved fire extinguisher may be substituted for 2 BI types. When a fixed fire extinguishing system is installed in the machinery space, 1 less BI-type fire extinguisher is required.(e) If underway between sunset and sunrise, the motorboat shall be equipped with an exhibit 1 white light aft, higher than the bowlight, showing all around the horizon and visible 2 miles, 1 white light forward showing 20 points and visible 2 miles, a green light to starboard showing 10 points and visible 1 mile and a red light to port showing 10 points and visible 1 mile, or in lieu of this requirement, may display lights as specified by the international rules of the road.(f) If the motorboat is anchored between sunset and sunrise on the Great Lakes or waters connected thereto and not in a special anchorage area a white light shall be displayed on the forward part of the motorboat to be visible to a boat approaching from any direction.(g) With lights as specified by R 281.1233.(h) With a muffler as specified by R 281.1238 for each motor.Mich. Admin. Code R. 281.1243