GTR 225/GNC 255 TSO Installation Manual 190-01182-02Page 1-8 Rev. B1.4 License RequirementsThe Telecommunications Act of 1996, effective February 8, 1996, provides the FCC discretion toeliminate radio station license requirements for aircraft and ships. GTR/GNC installations must complywith current transmitter licensing requirements. In the US, to find out the specific details on whether aparticular installation is exempt from licensing, please visit the FCC web site http://wireless.fcc.gov/aviation. If an aircraft license is required, make application for a license on FCC form 404, Application forAircraft Radio Station License. The FCC also has a fax-on-demand service to provide forms by fax.Outside the US, contact the responsible telecommunication authority. The GTR/GNC owner accepts allresponsibility for obtaining the proper licensing before using the transceiver. The maximum transmittingpower, modulation identification, and frequency band information may be required for licensing and aredetailed in Section 1.4.4.CAUTIONThe VHF transmitter in this equipment is guaranteed to meet Federal CommunicationsCommission acceptance over the operating temperature range. Modifications notexpressly approved by Garmin could invalidate the license and make it unlawful tooperate the equipment.