Regulations of Civil Air Transport Enterprise Article 11
Civil air transport enterprise or its aircraft supplier, in dealing with the purchase, conditional purchase or lease of aircraft, shall enclose the following papers in duplicate applying to CAA for approval before the deal can go ahead.1) Specification of aircraft.2) Operation plan.3)Maintenance plan (inclusive of maintenance organization, staff members, training program, capability of maintenance and repair).4)Financial plan (inclusive of payment approach, source of capital, forecast of business revenue and expenditure).5) Sourcing of pilot and training program.The age of foreign aircraft to be purchased, conditional purchased or leased, for passenger aircraft it shall not exceed six years. Nevertheless, a civil air transport enterprise that has used the same type of aircraft for over three years, the age of foreign aircraft to be purchased, conditional purchased or leased shall be not more than ten years for passenger use.In the event that the foreign aircraft of purchased, conditionally purchased or leased mentioned in the first paragraph is used as a freighter and the age of it is more than fourteen (14) years, the evaluation report for airworthiness together with the required documents mentioned in the first paragraph shall be submitted to the CAA for approval.Under one of the following conditions, the provision in the second paragraph shall enclose the correlative papers applying to CAA approval for continued usage:1) continued lease of the same aircraft.2) with an aircraft already leased which is approaching the age limit set forth in the preceding paragraph, the lessee is applying to change the status of lease into that of purchase or conditional purchase.3) authorized lease of the same aircraft that has been sold.Civil air transport enterprise shall not use a passenger airplane that age of it more than 26 years after January 1, 2020.Civil air transport enterprise applying for running a helicopter carrier service, its passenger helicopter must be driven by twin-turbine engine and cargo helicopter by turbine engine.General aviation applying for running a civil transport service, upon approval to set up business, may continue to use the twin-turbine engine passenger helicopter and the turbine engine cargo helicopter already in commission without being subjected to the restriction set out in the second paragraph.
中文原文 民用航空運輸業管理規則第11條
民用航空運輸業或以航空器供民用航空運輸業營運者，其購買、附條件買賣或租用民用航空器，應先檢附下列文件一式二份申請民航局核准後，始得辦理：
一、航空器規範。
二、使用計畫。
三、維護計畫（包括維護組織、人員、訓練計畫及維修能力）。
四、財務計畫（包括付款方式、資金來源及營運收支預估）。
五、駕駛員來源及訓練計畫。
前項所購買、附條件買賣或租用之外籍航空器，客機不得超過六年。
但民用航空運輸業已使用同機型航空器三年以上，其購買、附條件買賣或租用該機型外籍航空器，客機不得超過十年。
第一項所購買、附條件買賣或租用之外籍航空器，貨機超過十四年者，應另檢送適航評估報告併第一項文件報請民航局辦理。
第二項但書有下列情形之一者，應檢附相關文件，經申請民航局核准後，始得繼續使用：
一、續租同架航空器者。
二、原核准租用航空器之機齡符合前項規定，原承租人申請將租用變更為購買或附條件買賣者。
三、售後租回同架航空器者。
中華民國一百零九年一月一日以後，民用航空運輸業使用之客運飛機，機齡不得超過二十六年。
民用航空運輸業申請經營直昇機運輸業務者，其客運直昇機應為雙渦輪引擎，貨運直昇機應為渦輪引擎。
普通航空業申請以直昇機經營民用航空運輸業者，原已備具之雙渦輪引擎客運直昇機及渦輪引擎貨運直昇機於核准籌設後得繼續使用，不受第二項之限制。
一、航空器規範。
二、使用計畫。
三、維護計畫（包括維護組織、人員、訓練計畫及維修能力）。
四、財務計畫（包括付款方式、資金來源及營運收支預估）。
五、駕駛員來源及訓練計畫。
前項所購買、附條件買賣或租用之外籍航空器，客機不得超過六年。
但民用航空運輸業已使用同機型航空器三年以上，其購買、附條件買賣或租用該機型外籍航空器，客機不得超過十年。
第一項所購買、附條件買賣或租用之外籍航空器，貨機超過十四年者，應另檢送適航評估報告併第一項文件報請民航局辦理。
第二項但書有下列情形之一者，應檢附相關文件，經申請民航局核准後，始得繼續使用：
一、續租同架航空器者。
二、原核准租用航空器之機齡符合前項規定，原承租人申請將租用變更為購買或附條件買賣者。
三、售後租回同架航空器者。
中華民國一百零九年一月一日以後，民用航空運輸業使用之客運飛機，機齡不得超過二十六年。
民用航空運輸業申請經營直昇機運輸業務者，其客運直昇機應為雙渦輪引擎，貨運直昇機應為渦輪引擎。
普通航空業申請以直昇機經營民用航空運輸業者，原已備具之雙渦輪引擎客運直昇機及渦輪引擎貨運直昇機於核准籌設後得繼續使用，不受第二項之限制。