For the purposes of the present Annex:
(1) New ship means a ship:
(a) for which the building contract is placed, or in the absence of a
building contract, the keel of which is laid, or which is at a
similar stage of construction, on or after the date of entry into
force of this Annex; or
(b) the delivery of which is three years or more after the date of
entry into force of this Annex.
(2) Existing ship means a ship which is not a new ship.
(3) Sewage means:
(a) drainage and other wastes from any form of toilets, urinals, and
WC scuppers;
(b) drainage from medical premises (dispensary, sick bay, etc.) via
wash basins, wash tubs and scuppers located in such premises;
(c) drainage from spaces containing living animals; or
(d) other waste waters when mixed with the drainages defined
above.
(4) Holding tank means a tank used for the collection and storage of
sewage.
(5) Nearest land. The term ``from the nearest land'' means from the
baseline from which the territorial sea of the territory in question is
established in accordance with international law except that, for the
purposes of the present Convention, ``from the nearest land'' off the