43.—(1) Subject to the following provisions of this regulation and regulation 45, personal independence payment is to be paid at intervals of 4 weeks in arrears.
(2) In the case of any person to whom Article 87 of the 2015 Order (terminal illness) applies, the Department may arrange that personal independence payment is to be paid at intervals of one week in advance.
(3) Where the amount of personal independence payment payable is less than £5∙00 a week the Department may arrange that it is to be paid in arrears at such intervals as may be specified not exceeding 12 months.