Animal Industry Act Article 43

The farm that has received registration certificate prior to the enforcement of the Act shall, within two years from the date of the enforcement of the Act, apply with the central competent authority for re-issuance of the certificate; otherwise, the central competent authority may annul its existing registration certificate.The livestock or poultry farm that has reached the scale specified in Article 4 herein prior to the amendments to the Act, but fails to receive a registration certificate shall apply for the livestock or poultry registration. The relevant registration management regulations shall be established by the central competent authority.Any person who wishes to operate a farm on public land may apply with the competent authority of said land for lease of the public land for livestock farming operation.
中文原文 畜牧法第43條
本法施行前已領有牧場登記證書者,應自本法施行之日起二年內,向中央主管機關申請換發畜牧場登記證書;屆期未換發者,由中央主管機關註銷其牧場登記證書。
本法修正前飼養家畜、家禽,已達第四條規定之規模,而未能依本法規定辦理畜牧場登記證書者,應辦理畜禽飼養登記;其登記管理辦法,由中央主管機關定之。
牧場土地為公有承租土地者,得向承租土地主管機關申請公有承租土地作畜牧經營。

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