Section 120.15 - Exemptions(a) Persons otherwise required to register with the Directorate of Defense Trade Controls in accordance with this subchapter must do so prior to utilization of an exemption.(b) Exemptions provided in this subchapter may not be utilized for transactions in which the exporter, any party to the export, any source or manufacturer, broker or other participant in the brokering activities, is generally ineligible as set forth in § 120.16 , unless prior written authorization has been granted by the Directorate of Defense Trade Controls.(c) Exemptions provided in this subchapter do not apply with respect to defense articles or defense services originating in or for export to any proscribed countries, areas, or persons identified in § 126.1 of this subchapter, except as provided in § 126.1 .(d) Each exemption provided in this subchapter is subject to limitation as described in the section or paragraph of this subchapter in which the exemption is prescribed.(e) Any person engaging in any export, reexport, transfer, or retransfer of a defense article or defense service pursuant to an exemption must maintain records of each such export, reexport, transfer, or retransfer. The records shall, to the extent applicable to the transaction and consistent with the requirements of § 123.22 of this subchapter, include the following information: A description of the defense article, including technical data, or defense service; the name and address of the end-user and other available contact information (e.g., telephone number and electronic mail address); the name of the natural person responsible for the transaction; the stated end-use of the defense article or defense service; the date of the transaction; the Electronic Export Information (EEI) Internal Transaction Number (ITN); and the method of transmission. The person using or acting in reliance upon the exemption shall also comply with any additional recordkeeping requirements enumerated in the text of the regulations concerning such exemption (e.g., requirements specific to the Defense Trade Cooperation Treaties in §§ 126.16 and 126.17 of this subchapter).(f) To claim an exemption for the export of technical data under the provisions of this subchapter (e.g., §§ 125.4 and 125.5 of this subchapter), the exporter must certify that the proposed export is covered by a relevant section of this subchapter, to include the paragraph and applicable subordinate paragraph. Certifications consist of clearly marking the package or letter containing the technical data "22 CFR [insert ITAR exemption] applicable." This certification must be made in written form and retained in the exporter's files for a period of 5 years. For exports that are oral, visual, or electronic the exporter must also complete a written certification and retain it for a period of 5 years.