15 CFR 30.18 – Department of State regulations
(a) The USPPI or the authorized agent shall file export information, as required, for items on the USML of the International Traffic in Arms Regulations (ITAR) (22 CFR part 121). Information for items identified on the USML, including those exported under an export license or license exemption, shall be filed prior to export. Items identified on the USML, including those exported under an export license or license exemption, ultimately destined to a location in the United States are not required to be reported in the AES.
(b) Refer to the ITAR 22 CFR 120-130 for requirements regarding information required for electronically reporting export information for USML shipments and filing time requirements.
(c) Department of State regulations can be found at http://www.state.gov.