43 C.F.R. § 4.450-3 Initiation of contest.
Title 43 - Public Lands: Interior
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.
Title 43: Public Lands: Interior
PART 4—DEPARTMENT HEARINGS AND APPEALS PROCEDURES
Subpart E—Special Rules Applicable to Public Land Hearings and Appeals
hearings on appeals involving questions of fact
§ 4.450-3 Initiation of contest.

