A Type B ship in which the reduction in freeboard has been increased up to the total difference between the values for basic Type A and Type B freeboards, effectively making the ship a Type A ship. The ship must meet two compartment damage stability requirements. Only a small number of ships are B-100.

Broadly, ships flying flags of Party States, when on international voyages. Each chapter (I to XII) defines the ships to which that chapter applies. Application may depend on type of ship (e.g. chapter X - High Speed Craft), or date of build (e.g. chapter II-1 - Construction - subdivision and stability, machinery and electrical installations), area of operation (e.g. chapter V - Safety of navigation), tonnage (e.g. chapter IV - Radio communications) or cargoes (e.g. chapter VI - Carriage of cargoes and oil fuels). Each chapter may also exempt certain ships from the chapter's requirements.

At least: name and IMO number of receiving ship; port; date of commencement of delivery; name, address and telephone number of marine fuel oil supplier; product name(s); quantity (metric tons); density at 15°C (kg/m3); sulphur content (% m/m); and a declaration signed and certified by the fuel oil supplier's representative that the fuel oil supplied is in conformity withregulation 14(1) or (4)(a) and regulation 18(1) of MARPOL Annex VI.

Compensation for a salvor who has carried out salvage operations in respect of a vessel which, by itself or its cargo, threatened damage to the environment but where the salvor has failed to earn a reward under Article 13 of the Salvage Convention at least equivalent to the special compensation assessable under Article 14. It was introduced into the 1989 Salvage Convention as an incentive to professional salvors to stay in the salvage business, since so many were leaving it due to low salvage rewards failing to cover high salvage costs.

Subcategories