Section 149.316 - What are the requirements for lifejackets?(a) Each lifejacket must be approved under approval series 160.002, 160.005, 160.055, 160.077, or 160.176.(b) Each lifejacket must have a light approved under approval series 161.012. Each light must be securely attached to the front shoulder area of the lifejacket.(c) Each lifejacket must have a whistle permanently attached by a cord.(d) Each lifejacket must be fitted with Type I retroreflective material, approved under approval series 164.018.