Civil Aviation Act Article 66

Any person aspiring to work as air freight forwarder shall apply to MOTC via CAA for permission to set up business. Within a specified preparatory period the applicant shall, according to law, complete registration with appropriate authorities and submit to MOTC via CAA for approval. The forwarder-to-be may start operation only after receiving a license from CAA.If the air freight forwarder fails to start up for over six months from the date license was issued, or has suspended operation for over six months after start-up, CAA shall advise MOTC to have its license revoked and notify concerned authorities to cancel its registration, unless an extension with justifiable reasons is applied for and approved.To close down business, the air freight forwarder shall report via CAA to MOTC for record and, within thirty days after closure, return the air freight forwarder license. If the license is not return in time, CAA will make known cancellation of the license in a public announcement.The extension referred to in paragraph two may not exceed six months, and will be granted once only.
中文原文 民用航空法第66條
經營航空貨運承攬業者,應申請民航局核轉交通部許可籌設,並應在核定籌設期間內,依法向有關機關辦妥登記後,申請民航局核轉交通部核准,由民航局發給航空貨運承攬業許可證後,始得營業。
航空貨運承攬業自民航局發給許可證之日起逾六個月未開業,或開業後停業逾六個月者,由民航局報請交通部廢止其許可後,註銷其許可證,並通知有關機關廢止其登記。
但有正當理由,並依規定程序申請核准延展者,不在此限。
航空貨運承攬業結束營業,應先報請民航局轉報交通部備查,並自結束營業之日起三十日內,將原領航空貨運承攬業許可證繳還,屆期未繳還時,由民航局逕行公告註銷。
第二項核准延展期限不得逾六個月,並以一次為限。

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