{"id":"F2006B08293","name":"AD/CESSNA 400/106 - Passenger Seat Installations","slug":"ad-cessna-400-106-passenger-seat-installations","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":115622,"registerId":"commonwealth-F2006B08293-current","compilationNumber":null,"startDate":"2026-04-03","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"1","sectionType":"section","heading":"AD/CESSNA 400/106 - Passenger Seat Installations","content":"COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 \\- 105 CIVIL AVIATION SAFETY AUTHORITY\n\nSCHEDULE OF AIRWORTHINESS DIRECTIVES\n\n![](image.001.png)  \nCessna 400 Series Aeroplanes\n\nAD/CESSNA 400/106 Passenger Seat Installations 3/96\n\nApplicability: Cessna Model 404 aircraft fitted with more than 9 passenger seats.\n\nRequirement: Examine the aircraft records to determine whether the modification to install the additional passenger seats (over the original 9) has been approved by this Authority or an appropriately Authorised Person.\n\nIf the installation is found to have no approval, either remove seats from the aircraft or obtain approval from a CAR Authorised Person. Prepare an amendment to the Flight Manual to include a maximum number of occupants which is equal to the number of approved seats in accordance with CAO 20.16.3 sub-section 3.1.\n\nCompliance: Before 30 June 1996.\n\nBackground: Some Cessna 404 aircraft have been modified with additional seats similar to approved installations on another aircraft. However, no specific approval was obtained. This Directive is raised to ensure that inappropriate seat installations are removed and that approvals for appropriate installations are recorded.","sortOrder":0}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2064},"content_quality":"ok","complexity_score":2,"scope_assessment":{"changed":false,"description":"The directive maintains its original, narrow scope of ensuring passenger seat installations in Cessna 404 aircraft are properly approved and documented. It has not expanded beyond the specific airworthiness safety issue identified in the background."},"complexity_factors":["Limited to single aircraft model (Cessna 404)","Clear binary compliance pathway (approve or remove)","Only one legislative cross-reference (CAO 20.16.3)","No nested exceptions, conditional logic, or defined terms","Straightforward record-checking requirement with simple remediation steps"],"plain_english_summary":"If you operate a Cessna 404 with more than nine passenger seats, you must confirm any extra seats were formally approved by CASA or a CAR-authorised inspector. If not, remove the unapproved seats or obtain retrospective approval, and update the Flight Manual to reflect the approved occupant limit. This affects owners/operators of Cessna 404s with >9 seats and ensures seat installations meet safety/structural standards."}},"importantCases":[],"_links":{"self":"/api/acts/ad-cessna-400-106-passenger-seat-installations","history":"/api/acts/ad-cessna-400-106-passenger-seat-installations/history","analysis":"/api/acts/ad-cessna-400-106-passenger-seat-installations/analysis","conflicts":"/api/acts/ad-cessna-400-106-passenger-seat-installations/conflicts","importantCases":"/api/acts/ad-cessna-400-106-passenger-seat-installations/important-cases","documents":"/api/acts/ad-cessna-400-106-passenger-seat-installations/documents"}}