Public officials Election And Recall Act Article 16

For the election of indigenous public officials, the voters shall be persons of mountain indigenous ancestry who have the right of suffrage and who meet the qualification requirements prescribed in the preceding article.
中文原文 公職人員選舉罷免法第16條
原住民公職人員選舉,以具有原住民身分並有前條資格之有選舉權人為選舉人。

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