{"airworthiness_class":"Multiple","airworthiness_date":"2011-08-03","airworthiness_ops":"Standard; Restricted; Other","category":"conventional","cert_issue_date":"1993-08-03","city":"BOISE","country_code":"US","county_code":"001","cruise_speed_mph":127,"data_date":"2026-10-02","documents":[{"collateral_type":"Aircraft","doc_type":"Bill of sale (evidence of ownership)","doc_type_code":"BOS","party":"","receipt_date":"2026-09-17"}],"eng_mfr_mdl":"17032","engine_horsepower":285,"engine_maker":"CONT MOTOR","engine_model":"IO 520 SERIES","engine_thrust_lb":0,"expiration_date":"2028-03-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kind":"piston-singles","kit_mfr":"","kit_model":"","last_action_date":"2023-04-28","maker":"Cessna","maker_country":null,"maker_raw":"CESSNA","maker_segment":null,"mfr_mdl_code":"2072821","mode_s_code":"51636407","mode_s_hex":"A73D07","model":"A185F","n_number":"N56581","name":"UNITED STATES DEPARTMENT OF INTERIOR","ntsb_checked":true,"ntsb_records":[{"city":"GUSTAVUS","damage":"SUBS","date":"1996-06-11","highest_injury":"NONE","ntsb_no":"ANC96TA087","probable_cause":"The pilot's inadequate compensation for the wind conditions. A factor associated with the accident was a crosswind.","registration":"N56581","state":"AK","summary":"Accident on June 11, 1996 at Gustavus, AK: no injuries, substantial damage.","type":"ACC"},{"city":"JUNEAU","damage":"SUBS","date":"1996-05-20","highest_injury":"NONE","ntsb_no":"ANC96TA075","probable_cause":"The pilot's inadequate compensation for the wind conditions. A factor associated with the accident was the crosswind.","registration":"N56581","state":"AK","summary":"Accident on May 20, 1996 at Juneau, AK: no injuries, substantial damage.","type":"ACC"}],"num_engines":1,"other_names":"","plain_english":"N56581 is a Cessna A185F, a fixed-wing airplane with one motor with a piston engine, built in 1975. It has 6 seats. It is registered to United States Department Of Interior, a government body in Boise, Idaho. The registration is valid: it was issued on August 3, 1993 and expires on March 31, 2028. It holds a multiple airworthiness certificate for standard; restricted; other, dated August 3, 2011. 1 document is on file: bill of sale (evidence of ownership).","records_check":[{"finding":"Valid registration to United States Department Of Interior, a government body, certificate issued August 3, 1993, expires March 31, 2028. No fractional interest recorded.","item":"Registration and identity","source":1,"status":"CLEAR"},{"finding":"The airworthiness certificate on file is dated August 3, 2011, 36 years after the 1975 manufacture year. A re-issued certificate commonly follows export and re-import, a rebuild, or a return to the register after cancellation. The cause is documented in the FAA aircraft records file, which the full report obtains.","item":"Airworthiness certificate date","source":1,"status":"ATTENTION"},{"finding":"No earlier tail number is recorded against serial 18502907 for this model in the deregistered file.","item":"Prior registrations of this airframe","source":2,"status":"CLEAR"},{"finding":"No other airframe has carried N56581 according to the deregistered file.","item":"Tail number reuse","source":2,"status":"CLEAR"},{"finding":"1 document received recently: Bill of sale (evidence of ownership) (September 17, 2026).","item":"Recent registry documents","source":3,"status":"NOTE"},{"finding":"2 NTSB records under N56581: Accident on June 11, 1996 at Gustavus, AK: no injuries, substantial damage. Accident on May 20, 1996 at Juneau, AK: no injuries, substantial damage. Details below.","item":"Accident and incident record","source":4,"status":"ATTENTION"},{"finding":"These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.","item":"Title chain, liens and 337 forms","source":null,"status":"PENDING"},{"finding":"AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.","item":"Airworthiness directives and utilization","source":null,"status":"PENDING"}],"records_check_sources":[{"n":1,"name":"FAA Releasable Aircraft Database, master file","url":"https://registry.faa.gov/"},{"n":2,"name":"FAA deregistered aircraft file (part of the same download)","url":"https://registry.faa.gov/"},{"n":3,"name":"FAA document index: registry documents received in recent weeks","url":"https://registry.faa.gov/"},{"n":4,"name":"NTSB aviation accident database (CAROL)","url":"https://data.ntsb.gov/carol-main-public/basic-search"}],"region":"Northwest Mountain","region_code":"S","registrant_type":"Government","registrant_type_code":"5","seats":6,"serial_number":"18502907","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"ID","status":"Valid registration","status_code":"V","status_short":"Valid","street":"OFFICE OF AVIATION SERVICES","street2":"300 E MALLARD DR STE 200","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00014252","url":"https://eflight.com/aircraft/N56581","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1975,"zip":"837063991"}