29 CFR § 8.3
When to file
July 28, 2023
§ 8.3 When to file.
(a) Requests for review of wage determinations must be filed within 20 days of issuance of the Wage-Hour Administrator's decision denying a request to make a change in the wage determination.
(b) The Board shall under no circumstances request any administering agency to postpone any contract action because of the filing of a petition.