Section 87.285 - Scope of service(a)Frequencies. The frequencies indicated in § 87.287 may be used to test aircraft data link systems on a secondary basis to other licensed stations. Equipment must be designed so that it will engage in data link exchange only with the aircraft whose identification has been programmed into the device, and must comply with the applicable specifications for VDL Mode 2 operation set forth in the ICAO "Manual on VHF Digital Link (VDL) Mode 2" and RTCA DO-281A.(b)Incorporation by reference. The material listed in this paragraph (b) is incorporated by reference into this section with the approval of the Director of the Federal Register under 5 U.S.C. 552(a) and 1 CFR part 51. This incorporation by reference (IBR) material is available for inspection at the FCC and at the National Archives and Records Administration (NARA). Contact the FCC through the Federal Communications Commission's Reference Information Center, phone: (202) 418-0270. For information on the availability of this material at NARA, visit www.archives.gov/federal-register/cfr/ibr-locations.html or email fr.inspection@nara.gov. The material may be obtained from the following sources in this paragraph (b): (1) ICAO, Customer Services Unit, 999 University Street, Montreal, Quebec H3C 5H7, Canada; email: icaohq@icao.int; website: www.ICAO.int.(i) ICAO "Manual on VHF Digital Link (VDL) Mode 2" First Edition-2001.(2) Radio Technical Commission for Aeronautics (RTCA), Inc., 1150 18th Street NW, Suite 910, Washington, DC 20036; phone: (202) 833-9339; email: info@rtca.org; website: www.rtca.org.(i) RTCA DO-281A, "Minimum Operational Performance Standards for Aircraft VDL Mode 2 Physical, Link and Network Layer", November 8, 2005. 88 FR 21449 , Apr. 10, 2023 As amended at 85 FR 64410 , 10/13/2020; 88 FR 21449 , 4/10/2023