Survey modifiers are high risk operations and vessel attributes that change the survey and other requirements that would otherwise apply to the vessel.
We are making changes to Marine Order 504 (Certificates of operation and operation requirements – national law) 2018 (Marine order 504) to clarify requirements for monitoring and accounting for passengers on domestic commercial vessels.
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.