8.1 For the purposes of this section the term existing
ship means a ship, the keel of which is laid before 25 May
1980.
8.2 An existing ship loaded in accordance with
documents previously approved under regulation
12 of chapter VI of SOLAS 1960, IMO resolutions A.184(VI) or
A.264(VIII) shall be considered to have intact stability characteristics
at least equivalent to the requirements of A
7 of this Code. Documents of authorization permitting such
loadings shall be accepted for the purposes of A 7.2.
8.3 Existing ships not having on board a document
of authorization issued in accordance with A
3 of this Code may apply the provisions of A 9 without limitation on the deadweight
which may be used for the carriage of bulk grain.