a

for the issue of discharge books—

i

to persons who are or have been employed in United Kingdom ships; or

ii

to persons who are or have been employed in other ships but are not aliens within the meaning of the [1981 c. 61.] British Nationality Act 1981;

aa

for requiring the persons mentioned in paragraph (a) above to apply for discharge books;

ab

for the form of discharge books and the particulars (if any) that they are to contain with respect to their holders;