National Cultural Affairs Foundations Accounting Standards and Financial Reporting Standards Article 20

Except for newly-established cultural foundations, the financial statements for two periods must be compiled for comparison.Financial statements shall be signed or sealed by the chairperson, in-charge accountant; affairs related to the supervisors or in-charge personnel shall be signed or sealed by the supervisor or personnel in charge of the affairs.
中文原文 全國性文化事務財團法人會計處理及財務報告編製準則第20條
財務報表,除新成立之文化法人外,應採兩期對照方式編製。
財務報表應由文化法人董事長、主辦會計人員簽名或蓋章;其有關各類主管或主辦人員之事務者,則應由該事務之主管或主辦人員會同簽名或蓋章。

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