(1) Except as provided in paragraphs (2) and (3)
of this Article, the appropriate load lines on the sides of the ship
corresponding to the season of the year and the zone or area in which
the ship may be shall not be submerged at any time when the ship puts
to sea, during the voyage or on arrival.
(2) When a ship is in fresh water of unit density
the appropriate load line may be submerged by the amount of the fresh
water allowance shown on the International Load Line Certificate.
Where the density is other than unity, an allowance shall be made
proportional to the difference between 1.025 and the actual density.
(3) When a ship departs from a port situated on
a river or inland waters, deeper loading shall be permitted corresponding
to the weight of fuel and all other materials required for consumption
between the point of departure and the sea.