2. For paragraph 2, Part I of Schedule 20 to the principal Regulations there shall be substituted the following paragraph—
“2.—(1) Subject to the provisions of paragraphs 2(2) and 5, the term of office of a member of the Committee shall be 4 years from the date of his appointment.
(2) The Head of the Department may extend the term of office of a member of the Committee by a maximum period of 18 months.”.