37 C.F.R. § 201.9
(a) License agreements voluntarily negotiated between one or more owners of copyright in published nondramatic musical works and published pictorial, graphic, and sculptural works, and one or more public broadcasting entities, and terms and rates of royalty payments agreed to among owners of copyright in nondramatic literary works and public broadcasting entities will be filed in the Copyright Office, Licensing Division by recordation upon payment of the fee prescribed by § 201.3. The document submitted for recordation shall meet the following requirements:
(c) The date of recordation is the date when all of the elements required for recordation, including the prescribed fee, have been received in the Copyright Office. A document is filed in the Copyright Office, and a filing in the Copyright Office takes place on the date of recordation. After recordation the document is returned to the sender with a certificate of record.
(17 U.S.C. 207 and 17 U.S.C. 118, 702, 708(11), as amended by Pub. L. 94-553)
[42 FR 16777, Mar. 30, 1977, as amended at 46 FR 33249, June 29, 1981; 56 FR 59885, Nov. 26, 1991; 64 FR 29521, June 1, 1999]