Aircraft Flight Operation Regulations Article 268

The operator shall bear the primary responsibility for the proper maintenance of its aircraft and maintain in an airworthy condition, ensure the operational and emergency equipment necessary for an intended flight is serviceable, and the certificate of airworthiness of each airplane they operate remains valid.The operator shall establish a maintenance organization to maintain airworthy condition of aircraft, such maintenance shall be approved by CAA.The operator shall ensure competent person to perform maintenance, have the necessary technical data, equipment, tools and material to perform the work for which it is approved. Storage facilities shall be provided for parts, equipment, tools and material. Storage conditions shall be such as to provide security and prevent deterioration of and damage to stored items.The operator may contract its maintenance programme to a person, group of persons, or maintenance organization approved by CAA but the operator remains accountable for the maintenance operations aforementioned in the preceding paragraph.After the maintenance of aircraft aforementioned in the preceding paragraph has been completed, the maintenance release shall be signed by a CAA approved person or group of persons or maintenance organizations to indicate its airworthy condition.
中文原文 航空器飛航作業管理規則第268條
航空器使用人對其航空器負妥善維護之主要責任,並保持其符合持續適航標準,且各式飛航及緊急裝備應符合飛航作業需求,並維持其航空器適航證書之有效性。
航空器使用人應設專責維護組織,以維護其航空器之適航狀況,並於報請民航局檢定合格後,始得從事維護工作。
航空器使用人應確保從事維護工作時備有適職之人員、必要之技術資料、裝備、工具、材料、適當之維護設施、儲存設施及環境,始得從事經核准之維護工作。
儲存設施應提供安全防護,以防止所儲存之備用零件、裝備、工具及器材產生變質或損壞情況。
航空器使用人得將其航空器之維護委託經民航局核准之個人、團體或維護機構執行,但仍負有第一項之責任。
前項航空器維護完成時,應經民航局核准之個人、團體或維護機構負責簽證證明其適航。

English translation for reference only; the Chinese text prevails. Not legal advice.