Section 15-121-B6 - Numbering of livery boats(a) The description of the motor and type of fuel will be omitted from the application and certificate of number of a livery boat in any case where the boat is speeds in excess of eight miles per hour and may engage rented with different motors or with the person renting the board supplying the motor.(b) The certificate of number of a livery shall be plainly marked "livery boat."(c) The number awarded the boat livery man will contain the letters "BL" in the suffix. An example of such a number is "CT-1234-BL."Conn. Agencies Regs. § 15-121-B6