Regulations Governing Visiting, Residency, and Permanent Residency of Aliens Article 10
Any foreign national who invests in Taiwan, who is employed in Taiwan pursuant to Article 46, Paragraph 1, Subparagraphs 1 to 7 or Article 48, Paragraph 1, Subparagraph 1 or 3 of the Employment Services Act, who is a professional worker under Article 4, Subparagraph 4, Items 3 to 5 or Articles 8 to 11 of the Act for the Recruitment and Employment of Foreign Professionals, or who has obtained approval for residency from the Ministry of Foreign Affairs, may apply for an extension of residency with the NIA before his/her duration of residency expires. His/Her spouse, any of his/her children below the age of 18 or any of his/her children aged 18 or older who is unable to support himself/herself due to physical/mental disability may, if originally permitted for residency, also apply for such extension.The Alien Resident Certificate of any applicant whose application for an extension of residency under the preceding paragraph has been approved shall be extended for 6 months commencing on the day following the completion of the original authorized period of residency. Before the extension expires, he/she may apply for another extension if necessary, provided that the total cumulative period of residency extension shall not exceed one year.