7 C.F.R. § 322.31
(a) At least 10 business days prior to the arrival in the United States of any shipment of restricted articles, you must notify APHIS of the impending arrival. Your notification must include the following information:
(b) You must provide the notification to APHIS through one of the following means:
(4) Using a U.S. Government electronic information exchange system or other authorized method.
(Approved by the Office of Management and Budget under control number 0579-0207)
[69 FR 61747, Oct. 21, 2004, as amended at 81 FR 40150, June 21, 2016]