9.—(1) An amount recoverable under regulation 8 may be recovered—
(a)by means of deduction of certain welfare supplementary payments under regulation 10,
(b)in so far as the outstanding amount is not recovered under regulation 10, by means of deduction from benefits under regulation 11,
(c)in so far as the outstanding amount is not recovered under regulations 10 and 11, by means of deduction from earnings under regulation 12, and
(d)in so far as the outstanding amount is not recovered under regulations 10, 11 and 12, by means of action taken in court under regulation 13.
(2) In this regulation and in regulations 10 to 13, “the outstanding amount” means, in relation to an amount which is recoverable under regulation 8, the amount which for the time being remains to be recovered.