39 CFR 960.12 - When an application may be filed.
(a) An application may be filed whenever the applicant has prevailed in the proceeding or in a significant and discrete substantive portion of the proceeding, but in no case later than 30 days after the Postal Service's final disposition of the proceeding.
(b) If review or reconsideration is sought or taken of a decision as to which an applicant believes it has prevailed, proceedings for the award of fees shall be stayed pending final disposition of the underlying controversy.
(c) For purposes of this rule, final disposition means the later of (1) the date on which an initial decision or other recommended disposition of the merits of the proceeding by an adjudicative officer or intermediate review board becomes administratively final;
(2) Issuance of an order disposing of any petitions for reconsideration of the Postal Service's final order in the proceeding;
(3) If no petition for reconsideration is filed, the last date on which such a petition could have been filed;
(4) Issuance of a final order or any other final resolution of a proceeding, such as a settlement or voluntary dismissal, which is not subject to a petition for reconsideration;
(5) In proceedings under 39 U.S.C. 3005, on the date that an Administrative Law Judge enters an order indefinitely suspending further proceedings on the basis of a compromise agreement entered into between the parties; or
(6) In proceedings before the Board of Contract Appeals, the Board of Contract Appeals decision on quantum. When the Board decides only entitlement and remands the issue of quantum to the parties, the final disposition occurs when the parties execute an agreement on quantum, or if the parties cannot agree on quantum and resubmit the quantum dispute to the Board, when the Board issues a decision on quantum.