25 CFR § 2.16
Extensions of time
February 24, 2021
An official to whom an appeal is made may, upon a showing of good cause by a party and with notice to all other parties, extend the period for filing or serving any document; provided, however, that no extension will be granted for filing a notice of appeal under §2.9 of this part or serve by itself to extend any period specified by law or regulation other than in this part.