{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2026-03-19","city":"HILLSBORO","country_code":"US","county_code":"067","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2033-03-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2026-03-19","maker":"Learjet Inc","maker_country":null,"maker_raw":"LEARJET INC","maker_segment":null,"mfr_mdl_code":"5170807","mode_s_code":"51431525","mode_s_hex":"A63355","model":"C-21A","n_number":"N499UM","name":"PREMIER JETS INC","num_engines":2,"other_names":"","plain_english":"N499UM is a Learjet Inc C-21A, a fixed-wing airplane with more than one motor with turbofan engines. It has 10 seats. It is registered to Premier Jets INC, a corporation in Hillsboro, Oregon. The registration is valid: it was issued on March 19, 2026 and expires on March 31, 2033. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Northwest Mountain","region_code":"S","registrant_type":"Corporation","registrant_type_code":"3","seats":10,"serial_number":"84-0128","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"OR","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 928","street2":"","type_aircraft":"Fixed-wing, multi-engine","type_aircraft_code":"5","type_engine":"Turbofan","type_engine_code":"5","unique_id":"01135309","url":"https://staging.data.eflight.com/aircraft/N499UM","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"971230928"}