Site Feedback

Title 43

Displaying title 43, up to date as of 10/06/2026. Title 43 was last amended 8/12/2026.
New Finding Aids are now available on eCFR.gov. The Parallel Table of Authorities, Subject Index, and Agency-prepared Indexes are now online! Learn more
eCFR Content

The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. It is not an official legal edition of the CFR.

Learn more about the eCFR, its status, and the editorial process.

Title 43Public Lands: InteriorPart / Section
Subtitle AOffice of the Secretary of the Interior1 – 199
Part 4Department of the Interior Hearings and Appeals Procedures4.1 – 4.1610
Subpart DRules Applicable to Appeals Before the Interior Board of Indian Appeals4.200 – 4.340
Scope of Subpart; Definitions4.200 – 4.308
§ 4.200How to use this subpart.
§ 4.201Definitions.
§§ 4.202-4.308 [Reserved]
General Rules for Practice Before the Interior Board of Indian Appeals4.310 – 4.318
§ 4.310Documents; filing, service, computing time, and extensions.
§ 4.311Briefs on appeal.
§ 4.312Board decisions.
§ 4.313Amicus curiae; intervention; joinder motions.
§ 4.314Effect of decision pending appeal and exhaustion of administrative remedies.
§ 4.315Reconsideration of a Board decision.
§ 4.316Remands from courts.
§ 4.317Standards of conduct.
§ 4.318Scope of review.
Specific Rules for Appeals in Probate Matters4.320 – 4.326
§ 4.320Who may appeal a probate judge's order?
§ 4.321How do I appeal a probate judge's order?
§ 4.322What must an appeal contain?
§ 4.323Who receives service of the notice of appeal?
§ 4.324How is the record on appeal prepared?
§ 4.325How will the appeal be docketed?
§ 4.326What happens to the record after disposition?
Specific Rules for Appeals from Administrative Actions Not Relating to Probate Proceedings4.330 – 4.340
§ 4.330Scope.
§ 4.331Who may appeal.
§ 4.332Appeal to the Board; how taken; mandatory time for filing; preparation assistance; requirement for bond.
§ 4.333Service of notice of appeal.
§ 4.334Extensions of time.
§ 4.335Preparation and transmittal of record by official of the Bureau of Indian Affairs.
§ 4.336Docketing and objections to the administrative record.
§ 4.337Action by the Board.
§ 4.338Submission by administrative law judge of proposed findings, conclusions and recommended decision.
§ 4.339Exceptions or comments regarding recommended decision by administrative law judge.
§ 4.340Disposition of the record.