Middle-aged and Elderly Employment Promotion Act Article 9

To assist in the employment of the Senior and Middle-Aged Persons and the Elders, the competent authority may provide a workplace guidance manual, which shall be updated at least once every two years.
中文原文 中高齡者及高齡者就業促進法第9條
為協助中高齡者及高齡者就業,主管機關應提供職場指引手冊,並至少每二年更新一次。

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