10.—(1) For the purposes of Schedule 16A and of these Regulations, if the person who is acting as agent in respect of the underwriting year corresponding to the year of assessment 1987—88 is different from the person who was so acting at the end of that underwriting year (in this regulation referred to as “the original agent”), then “agent” has the meaning given to it by sub-paragraph (a) or, as the case may be, sub-paragraph (b) of paragraph (2).
(2) If the original agent ceases so to act—
(a)before the beginning of the year of assessment 1990—91, then “agent” means—
(i)the person who is so acting at the beginning of that year of assessment, or
(ii)if that person ceases so to act, such person as the Board may determine having regard to all the circumstances;
(b)after the end of the year of assessment 1989—90, then “agent” means such person as the Board may determine having regard to all the circumstances.