Indigenous Languages Development Act Article 11

The central competent authority shalladminister certification of indigenouslanguage proficiency ; fees shall beexempted.The method of certification specified inthe preceding item shall be otherwiseprovided by the central competentauthority.
中文原文 原住民族語言發展法第11條
中央主管機關應辦理原住民族語言能力認證,並免徵規費。
前項認證辦法,由中央主管機關另定之。

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