Provides that a reserve deputy town marshal may not act in an official capacity as a reserve deputy town marshal unless the reserve deputy town marshal is wearing a distinctive uniform and identification authorized by the town marshal. Provides that, if the reserve deputy town marshal's official duties include patrolling with the use of a motor vehicle, the motor vehicle used as part of the reserve deputy town marshal's official duties must be marked as a police vehicle and identify the particular town served by the reserve deputy town marshal.