Enforcement Rules of the Land Expropriation Act Article 5

After the public announcement of expropriation of a land improvement, if the owner of said improvement requests the possession of improvement and moves it by himself within fifteen (15) days after the expiration of public announcement period, the municipal or county (city) competent authority shall dispense relocation fees and requests the revocation of the originally approved simultaneous expropriation of land improvement according to the established statutory procedure.
中文原文 土地徵收條例施行細則第5條
土地改良物徵收公告後,所有權人於公告期間要求取回,並自公告期滿之日起十五日內自行遷移者,由直轄市或縣(市)主管機關發給遷移費;原核准之該土地改良物一併徵收案,依法定程序報請廢止之。

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