Social Worker Act Article 25

The fee standard of the social worker office shall be checked and ratified by the competent authority of the municipality, county (city).The social worker office shall provide a detailed fee statement and a receipt for any fees charged.The social worker office shall not violate fee standards or charge excessive fees.
中文原文 社會工作師法第25條
社會工作師事務所之收費標準,由直轄市、縣(市)主管機關核定之。
社會工作師事務所收取費用,應掣給收費明細表及收據。
社會工作師事務所不得違反收費標準,超收費用。

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