43 CFR § 4.450-3
Initiation of contest
June 11, 2020
Any person desiring to initiate a private contest must file a complaint in the proper land office (see §1821.2-1 of chapter II of this title). The contestant must serve a copy of the complaint on the contestee not later than 30 days after filing the complaint and must file proof of such service, as required by §4.422(c), in the office where the complaint was filed within 30 days after service.