Regulations Governing the Certification for Aviation Products, Appliances and Parts Article 40
The Certificate of Airworthiness is valid for one year. In special circumstances, the CAA may issue a Certificate of Airworthiness valid for less than a year.The validity period of a Special Airworthiness Certificate must be specified on the certificate.The owner or operator shall not operate the aircraft beyond the limitations authorized by airworthiness certificate.Upon the expiration of the aircraft's Certificate of Airworthiness, the operator shall return the certificate to the CAA within 20 days since its expiration. The CAA will publicly nullify the Certificate of Airworthiness if the operator fails to return the Certificate of Airworthiness after the expiration of the Certificate of Airworthiness.Special Certificate of Airworthiness should be returned to the CAA within 3 days since its expiration. The CAA will publicly nullify the Special Certificate of Airworthiness if the operator fails to return the Certificate of Airworthiness after the expiration of the Special Certificate of Airworthiness.
中文原文 航空產品與其各項裝備及零組件適航檢定管理規則第40條
航空器適航證書有效期限為一年。
但因特殊情形，民航局得發給有效期限未滿一年之航空器適航證書。
特種適航證書有效期限應於證書上規定。
航空器之飛航，航空器所有人或使用人不得逾越適航證書所記載之事項。
航空器適航證書失效時，其持有人應自失效之日起二十日內向民航局繳還；屆期未繳還時，由民航局逕行公告註銷。
特種適航證書應於有效期限屆滿後三日內向民航局繳還；屆期未繳還時，由民航局逕行公告註銷。
但因特殊情形，民航局得發給有效期限未滿一年之航空器適航證書。
特種適航證書有效期限應於證書上規定。
航空器之飛航，航空器所有人或使用人不得逾越適航證書所記載之事項。
航空器適航證書失效時，其持有人應自失效之日起二十日內向民航局繳還；屆期未繳還時，由民航局逕行公告註銷。
特種適航證書應於有效期限屆滿後三日內向民航局繳還；屆期未繳還時，由民航局逕行公告註銷。