A person may not: Operate a vessel while towing a person on water skis, surfboard, or similar device unless: The operator is 12 years old or older, and There is an observer who is 12 years old or older or the vessel is equipped with a wide-angle rear-view mirror; and Engage in water skiing, surf boarding, or similar activity between the hours of sunset and sunrise. A person operating a vessel while towing a person on water skis, aquaplane, or similar device shall keep 100 feet from: The shore, wharf, pier, piling, jetty, bridge structure, abutment, or other fixed structure or obstruction; A person in the water; and Another vessel. The maximum length for a tow rope is 75 feet, except a tow rope of up to 100 feet may be used while towing a barefoot skier. A person may not manipulate water skis, a surfboard, or similar device: In a reckless or negligent manner to endanger the life, limb, or property of others; With an alcohol concentration in the blood of 0.07 of 1 percent or more as determined by analysis of blood or breath; Under the influence of a controlled dangerous substance; or Under the influence of a controlled dangerous substance and alcohol. A person being towed by a vessel shall wear a personal flotation device. For the purpose of this section, a personal flotation device means a: Life jacket; Life vest; Life preserver; Barefoot wet suit; or Trick skiing wet suit.