29 C.F.R. § 6.56
Within 15 days of receipt of the transcript, the Administrative Law Judge shall render his/her decision containing findings of fact and conclusions of law. The decision of the Administrative Law Judge shall be based upon consideration of the whole record, and shall be in accordance with the regulations and rulings contained in part 4 and other pertinent parts of this title. If any party desires review of the decision, a petition for review thereof shall be filed as provided in § 6.57 of this title, and such decision and order shall be inoperative unless and until the Administrative Review Board issues an order affirming the decision. If a petition has not been filed within 10 days of issuance of the Administrative Law Judge's decision, the Administrator shall promptly issue any wage determination which may be required as a result of the decision.
29 C.F.R. §6.56