36 CFR §3.12

1. (a)The towing of a person by a vessel is allowed only in designated waters, and in accordance with conditions established by the superintendent under §§ 1.5 and 1.7 of this chapter.
2. (b)Towing a person using a parasail, hang-glider or other airborne device may be allowed only in accordance with a permit issued by the superintendent under § 1.6 of this chapter.
3. (c)Where towing is designated, the following conditions apply:
   1. (1)Towing is allowed only between the hours of sunrise and sunset.
   2. (2)In addition to the boat operator, a person at least 12 years of age must be present to observe the action of the person being towed.
   3. (3)A person being towed must wear a United States Coast Guard approved Type I, II, III, or V PFD.
   4. (4)A person being towed may not commit any act in a manner that endangers, or is likely to endanger, any person or damage property.
   5. (5)Operating a vessel that does not have the capacity to carry the person(s) being towed in addition to the operator and observer is prohibited.
   6. (6)No person shall operate a power driven vessel using a tow rope 20 feet or less in length when towing a person.