5.—(1) Where a person falls within section 8(1) of the Act, this regulation sets out the manner in which that person is to make any choice under section 8(2) of the Act to be paid—
(a)a lump sum under section 8 of the Act; or
(b)a state pension under section 9 of the Act.
(2) The manner is—
(a)in writing to an office which is specified to the person in writing by the Department as accepting any such choice; or
(b)by telephone to a telephone number which is specified to the person in writing by the Department as accepting any such choice.
(3) The person must use the manner set out in paragraph (2)(a) where the Department directs in any particular case that that manner must be used.