1. Before the construction of a ship is begun
a plan of the ship, showing on a prescribed scale the location and
general arrangement of the crew accommodation, shall be submitted
for approval to the competent authority.
2. Before the construction of the crew accommodation
is begun and before the crew accommodation in an existing ship is
altered or reconstructed, detailed plans of, and information concerning,
the accommodation, showing on a prescribed scale and in prescribed
detail the allocation of each space, the disposition of furniture
and fittings, the means and arrangement of ventilation, lighting and
heating, and the sanitary arrangements, shall be submitted for approval
to the competent authority: Provided that in the case of emergency
or temporary alterations or reconstruction effected outside the territory
of registration it shall be sufficient compliance with this provision
if the plans are subsequently submitted for approval to the competent
authority.