Supplementary and Continuing Education Act Article 21

Supplementary compulsory education schools at all levels are exempted from tuition fees and are allowed to charge other fees as they deem appropriate; supplementary education schools at all levels are allowed to charge fees comparable to those charged by schools of the same level and of the same kind, and the standards of such fees shall be prescribed by the competent educational administrative authorities at each level; the fees charged by schools above the junior college level for the purpose of providing promotional education are subject to the approval of the competent central educational administrative authorities.
中文原文 補習及進修教育法第21條
各級國民補習學校免收學費,得酌收其他費用;各級進修學校得比照各同級、同類學校收費,其收費標準,由各級主管教育行政機關規定之;專科以上學校辦理推廣教育之收費,須經中央主管教育行政機關核准。

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