18 CFR 381.103 - Filings.
(a) Submittal of fees. Except as provided in §§ 274.201(e) and 381.106, a fee in the amount set forth in this part shall accompany each filing for which a fee has been established.
(3) This provision does not preclude a determination that a filing is deficient for any other reason.
(c) Choice of two or more fees. If a filing for one service or benefit may be considered as falling within two or more categories or services for which a fee is established, that filing must be accompanied by the higher or highest of the applicable fees.