This exemption is for people who want to work on a domestic commercial vessel being used for a wildlife or other sightseeing operation in inland waters.
This exemption allows DCV owners/operators a time extension for obtaining periodic surveys, or a new certificate of currency for equipment. It also allows them to operate without required compass adjustments, or while a liferaft is being serviced.
This exemption is for owners of certain kinds of unpowered barges where it may not be practical to comply with specified construction and equipment requirements.