In regulation 52, for paragraphs (2) and (3) there shall be substituted:—
(2) Where at any time during which a certificate is in force the Area Director is of opinion that the costs incurred or likely to be incurred under the certificate will not be more than the contribution which the assisted person has already paid he may waive (and, where necessary subsequently revive) the requirement for further payments on account of the assisted person’s contribution.
(3) Without prejudice to regulation 51, the Area Director shall amend the certificate from such date as he considers appropriate—
(a) where he re-determines the amount payable on account of the assisted person’s contribution whether as a result of a re-assessment pursuant to paragraph (1) or otherwise; or
(b) where he waives or revives (following a period of waiver) the requirement for further payments on account of the assisted person’s contribution under paragraph (2).