(1) Subject to rules 13(4) and 18(2) all determinations of the Commission shall be provisional and subject to review. Save as hereinafter provided, the time for and procedure upon review shall be at the discretion of the Commission.
(2) Before reviewing any provisional determination the Commission shall serve upon the applicant notice of intention to review.
(3) The Commission may invite the applicant and the Legal Officer to submit additional written evidence or argument or to attend an oral hearing on review, or may give leave to them respectively so to do if application for such leave is made before the expiration of 28 days after service of notice of intention to review, but, unless so invited or given leave and subject as hereinafter provided, neither the applicant nor the Legal Officer shall be entitled to have an oral hearing on review or to submit any additional evidence or argument.
(4) An applicant shall be entitled to submit additional written evidence or argument or to have an oral hearing, if the Commission propose on review to disallow or reduce the amount of any claim provisionally allowed, and the Legal Officer shall be so entitled if the Commission propose on review to increase the amount of a claim provisionally allowed or to allow a claim provisionally disallowed.
(5) The Commission shall serve upon the applicant and the Legal Officer respectively (as the case may require) notice in writing of any such proposal as is referred to in paragraph (4) of this rule and any written evidence or argument or demand for an oral hearing on review shall be served upon the Commission before the expiration of 28 days from the service of the notice of such proposal.
(6) There shall not be more than one review of any determination:
Provided nevertheless that if it shall appear to the Commission that the determination by the Commission of any claim (whether such determination shall have been reviewed by the Commission or not) has been affected by any alteration of the provisions of the Order in Council or as a result of any proceedings questioning the said determination under section 3 of the Foreign Compensation Act 1969 or otherwise, the Commission may revoke the said determination either wholly or in part and in lieu thereof or of the part revoked make a fresh determination which shall be provisional and subject to review in accordance with this rule. Any such revocation shall be made after giving reasonable prior notice thereof to the applicant and the Legal Officer and considering any submission in writing or, subject to the leave of the Commission, any oral evidence or argument on behalf of either party.
(7) If it appears to the Commission that an applicant has died and no grant of representation to his estate has been produced to them, the Commission may review the provisional determination of a claim made by the deceased applicant without serving any notice of intention to review, or may, if they think fit, by order appoint such person as they think proper to represent the estate of the deceased applicant for the purpose of such review, and in that case the foregoing provisions of this rule shall apply to the person so appointed as they apply to an applicant and notice of intention to review shall be served upon that person.
(8) Where the Commission receive no acknowledgement within 28 days from the date of posting of the notice of intention to review, or such further period as may be specified therein for replying thereto, the provisions of paragraph (7) of this rule shall apply as if the applicant had died.