15 C.F.R. § 922.35
(b) Components of permit fees. A fee assessed under this section may include:
(1) All costs incurred, or expected to be incurred, in reviewing and processing the permit application, including, but not limited to, costs for:
(2) All costs incurred, or expected to be incurred, as a direct result of the conduct of the activity for which the permit is being issued, including, but not limited to: