Nationality Act Article 20
A national of the R.O.C. who acquires the nationality of another country shall have no right to hold government offices of the R.O.C. Suppose he/she already holds a government office, the relevant authority shall discharge him/her from the government office. In that case a legislator shall be discharged by the Legislative Yuan, government service personnel elected by the people of a municipality, high land indigenous districts of a particular municipality, county (city), or township (city) shall be discharged by the Executive Yuan, the Ministry of the Interior, a municipal government, or a county government, respectively; a village chief shall be discharged by the township (city, district) office, but those listed in the following Subparagraphs shall not be subject to this restriction if provided by the competent authorities:1. Presidents of public universities; teachers at public schools of all levels who concurrently serve as administrative governors; directors, vice directors, and researchers (including those who concurrently serve as academic research governors) of research organizations (bodies); and directors, vice directors, and contracted professionals (including part-time supervisors) of social education or cultural bodies established with the approval of the competent administrative authority in charge of education or cultural authorities.2. Personnel in public-operated utilities other than those who take primary decision-making responsibility for the operational policy.3. Non-governor positions focusing on technology research and design who are regularly engaged through contracts by various authorities.4. Commissioners without paid positions who are engaged through selection for consultation only in accordance with organizational law by the competent authority for overseas community affairs.5. Where otherwise provided by other acts.Persons in Subparagraphs 1 to 3 of the preceding paragraph shall be limited to talents with expertise or special skills that are difficult to find in the R.O.C. and who occupy positions not involving state secrets.The public offices of Subparagraph 1 do not include teachers, lecturers, research personnel, and professional technical personnel who do not concurrently serve as administrative governors at all levels of public schools.If a national of the R.O.C. who concurrently has the nationality of another country wants to hold a government office limited by nationality as determined by this Article, he/she shall handle the waiver of the other country’s nationality before taking office and complete the loss of that country’s nationality and the acquisition of certification documents within one year from the date of taking office. However, if otherwise provided by another act, the provisions of that act shall prevail.
中文原文 國籍法第20條
中華民國國民取得外國國籍者，不得擔任中華民國公職；其已擔任者，除立法委員由立法院；直轄市、縣（市）、直轄市山地原住民區、鄉（鎮、市）民選公職人員，分別由行政院、內政部、直轄市政府、縣政府；村（里）長由鄉（鎮、市、區）公所解除其公職外，由各該機關免除其公職。
但下列各款經該管主管機關核准者，不在此限：
一、公立大學校長、公立各級學校教師兼任行政主管人員與研究機關（構）首長、副首長、研究人員（含兼任學術研究主管人員）及經各級主管教育行政或文化機關核准設立之社會教育或文化機構首長、副首長、聘任之專業人員（含兼任主管人員）。
二、公營事業中對經營政策負有主要決策責任以外之人員。
三、各機關專司技術研究設計工作而以契約定期聘用之非主管職務。
四、僑務主管機關依組織法遴聘僅供諮詢之無給職委員。
五、其他法律另有規定者。
前項第一款至第三款人員，以具有專長或特殊技能而在我國不易覓得之人才且不涉及國家機密之職務者為限。
第一項之公職，不包括公立各級學校未兼任行政主管之教師、講座、研究人員、專業技術人員。
中華民國國民兼具外國國籍者，擬任本條所定應受國籍限制之公職時，應於就（到）職前辦理放棄外國國籍，並於就（到）職之日起一年內，完成喪失該國國籍及取得證明文件。
但其他法律另有規定者，從其規定。
但下列各款經該管主管機關核准者，不在此限：
一、公立大學校長、公立各級學校教師兼任行政主管人員與研究機關（構）首長、副首長、研究人員（含兼任學術研究主管人員）及經各級主管教育行政或文化機關核准設立之社會教育或文化機構首長、副首長、聘任之專業人員（含兼任主管人員）。
二、公營事業中對經營政策負有主要決策責任以外之人員。
三、各機關專司技術研究設計工作而以契約定期聘用之非主管職務。
四、僑務主管機關依組織法遴聘僅供諮詢之無給職委員。
五、其他法律另有規定者。
前項第一款至第三款人員，以具有專長或特殊技能而在我國不易覓得之人才且不涉及國家機密之職務者為限。
第一項之公職，不包括公立各級學校未兼任行政主管之教師、講座、研究人員、專業技術人員。
中華民國國民兼具外國國籍者，擬任本條所定應受國籍限制之公職時，應於就（到）職前辦理放棄外國國籍，並於就（到）職之日起一年內，完成喪失該國國籍及取得證明文件。
但其他法律另有規定者，從其規定。