National Property Act Article 43

The lease term of the non-public use real property shall be determined under the provisions in the following items:1. Constructional improvement, 5 years or less.2. Building lot, 20 years or less.3.Other land, 6 to 10 years.When the lease term expires, it shall be renewed.The rent of the non-public use real property is determined by the relevant Land Acts; such matters not specified in Land Acts shall be prescribed by the MOF referring to the actual situation and then submitted to the Executive Yuan for approval. However, for the lease by tendering or for business, the rent shall not be limited by the relevant Land Acts.
中文原文 國有財產法第43條
非公用財產類之不動產出租,應依左列各款規定,約定期限︰一、建築改良物,五年以下。
二、建築基地,二十年以下。
三、其他土地,六年至十年。
約定租賃期限屆滿時,得更新之。
非公用財產類之不動產租金率,依有關土地法律規定;土地法律未規定者,由財政部斟酌實際情形擬訂,報請行政院核定之。
但以標租方式出租或出租係供作營利使用者,其租金率得不受有關土地法律規定之限制。

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