Section 3.303 - [Effective 7/7/2025] Designation of a U.S. agent for service(a) Individuals must designate a U.S. agent for service within the U.S. in writing to the FAA in a form and manner prescribed by the Administrator. Individuals designating a U.S. agent must ensure that the U.S. agent understands the requirements for receiving FAA service on behalf of the individual and is competent to perform that responsibility.(b) The designation must include the U.S. agent's full name, U.S. agent address, email address, and certification by the individual that the U.S. agent has accepted responsibility for receiving FAA service on behalf of the individual. It may also include the U.S. agent's fax number and phone number.(c) Individuals must notify the FAA in a form and manner prescribed by the Administrator of any change to their U.S. agent designation or the U.S. agent's contact information within 30 days of the change.(d) No individual shall exercise the privileges of any certificate, rating, or authorization issued under part 47, 61, 63, 65, 67, or 107 of this chapter unless the individual has designated a U.S. agent as required under this subpart. Aircraft registration certificates issued to individuals who fail to designate a U.S. agent as required under this subpart will be ineffective.(e) No individual shall be issued a certificate, rating, or authorization under parts 47, 61, 63, 65, 67, or 107 of this chapter unless the individual has designated a U.S. agent as required under this subpart. 89 FR 81312 , 10/8/2024; 89 FR 81312 , 1/6/2025; 89 FR 81312 , 7/7/2025