Rule 49
Supplementary Decisions and Rectification

(1) Within 45 days after the date on which the award was rendered, either party may request, pursuant to Article 49(2) of the Convention, a supplementary decision on, or the rectification of, the award. Such a request shall be addressed in writing to the Secretary-General. The request shall:

(a) identify the award to which it relates;

(b) indicate the date of the request;

(c) state in detail:

(i) any question which, in the opinion of the requesting party, the Tribunal omitted to decide in the award; and

(ii) any error in the award which the requesting party seeks to have rectified; and

(d) be accompanied by a fee for lodging the request.

(2) Upon receipt of the request and of the lodging fee, the Secretary-General shall forthwith:

(a) register the request;

(b) notify the parties of the registration;

(c) transmit to the other party a copy of the request and of any accompanying documentation; and

(d) transmit to each member of the Tribunal a copy of the notice of registration, together with a copy of the request and of any accompanying documentation.

(3) The President of the Tribunal shall consult the members on whether it is necessary for the Tribunal to meet in order to consider the request. The Tribunal shall fix a time limit for the parties to file their observations on the request and shall determine the procedure for its consideration.

(4) Rules 46 48 shall apply, mutatis mutandis, to any decision of the Tribunal pursuant to this Rule.

(5) If a request is received by the Secretary-General more than 45 days after the award was rendered, he shall refuse to register the request and so inform forthwith the requesting party.

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