43 C.F.R. § 2522.6
Service fees
All applications for extension of time made under the Acts of March 28, 1908, April 30, 1912, or February 25, 1925, must be accompanied by an application service fee of $10 which will not be returnable.
All applications for extension of time made under the Acts of March 28, 1908, April 30, 1912, or February 25, 1925, must be accompanied by an application service fee of $10 which will not be returnable.