Immigration Act Article 10

A national without household registration in the Taiwan Area may apply to the National Immigration Agency for permanent residence if he/she meets one of the following conditions:1. A person’s spouse and minor children as stated in Subparagraphs 1 to 11 of Paragraph 1 of the preceding Article, must have accumulated at least three hundred and thirty-five (335) days of residence in the State within one (1) year, or have accumulated at least two hundred and seventy (270) days of residence in the State each year within two (2) consecutive years, or have accumulated at least one hundred and eighty-three (183) days of residence in the State each year within five (5) consecutive years, and their original qualifications for residence remain unchanged. Where they reside in the Taiwan Area pursuant to Subparagraph 2, Subparagraph 4 or Subparagraph 8 of Paragraph 1 of the preceding Article, they are exempted from the criterion of satisfying with the certain period and days of residence.2. Was or is born overseas and as a minor, holds a foreign passport to enter the State, and at the time of his/her birth, his/her parent was a national with household registration in the Taiwan Area.3. Was or is born overseas, holds the passport of the State to enter the State, and at the time of his/her birth, his/her parent was a national with household registration in the Taiwan Area.4. Was or is born in the State without birth registration, and entered the State with the passport of the State or a foreign passport after exiting the State, and at the time of his/her birth, his/her parent was a national with household registration in the Taiwan Area.A person, who has applied for registered household registration in the Taiwan Area pursuant to Subparagraph 1 of the preceding paragraph, shall have been married for three (3) years and over if his/her qualification results from marriage. He/She may not be exempted from the preceding requirement unless his/her children have been born during the marriage.Where a national without household registration in the Taiwan Area exit the State during the period of residence mentioned in Subparagraph 1, Paragraph 1 because of the assignment or the approval of the government and is provided with approval documents with respect to the assignment or the approval, the period of his/her residence shall not be deemed to be interrupted. The period of staying abroad also shall be excluded from the period of residence in the Taiwan Area.Where a national without household registration in the Taiwan Area, whose sponsor with household registration in the Taiwan Area is deceased during the period of the national’s residence, or who is divorced from the person with household registration in the Taiwan Area, has resided for a certain period of time in the area and shall execute the rights and obligations for looking after his/her minor children with household registration in the Taiwan Area, he/she can still apply to the National Immigration Agency for registered permanent residence and shall not be restricted by the condition that his/her qualification for residence must remain unchanged, as provided under Subparagraph 1, Paragraph 1.An application for registered permanent residence in the Taiwan Area shall be made within two (2) years after a person had resided for a certain period of time, save the circumstances set forth in the exceptions under Subparagraph 1, Paragraph 1. The spouse and the minor children of the person shall apply for registered permanent residence in the Taiwan Area together with the him/her or after obtaining the permits for registered permanent residence. When his/her approval of registered permanent residence is revoked or terminated in accordance with Paragraph 3 of Article 11 of this Act, the approval of registered permanent residence of his/her spouse and minor children is also revoked or terminated simultaneously.Where a national without household registration in the Taiwan Area is permitted to register his/her permanent residence in the Taiwan Area, he/she shall complete household registration within thirty (30) days at a scheduled Household Registration Office. Without registration upon the expiration, the National Immigration Agency may terminate his/her permit of registered permanent residence.The competent authority shall enact regulations governing the application for entry by a national without household registration in the Taiwan Area, an application procedure for residence or registered permanent residence, required documents, types of certificates to be issued, validity period of certificates and other matters which must be complied with.
中文原文 入出國及移民法第10條
臺灣地區無戶籍國民有下列情形之一者,得向移民署申請在臺灣地區定居:
一、前條第一項第一款至第十一款之申請人與其配偶及未成年子女,經依前條規定許可居留者,在臺灣地區居留滿一年且居住三百三十五日以上,或連續居留滿二年且每年居住二百七十日以上,或連續居留滿五年且每年居住一百八十三日以上,仍具備原居留條件。
但依前條第一項第二款、第四款或第八款規定許可居留者,不受居留滿一定期間之限制。
二、在國外出生之未成年子女,持外國護照入國,出生時其父或母為居住臺灣地區設有戶籍國民。
三、在國外出生,持我國護照入國,出生時其父或母為居住臺灣地區設有戶籍國民。
四、在國內出生,未辦理出生登記,出國後持我國或外國護照入國,出生時其父或母為居住臺灣地區設有戶籍國民。
依前項第一款規定申請定居,其親屬關係因結婚發生者,應存續三年以上。
但婚姻關係存續期間已生產子女者,不在此限。
臺灣地區無戶籍國民於第一項第一款居留期間出國,係經政府機關派遣或核准,附有證明文件者,不視為居住期間中斷,亦不予計入在臺灣地區居住期間。
臺灣地區無戶籍國民於居留期間依親對象死亡,或與依親對象離婚,其有未成年子女在臺灣地區設有戶籍且得行使或負擔該子女之權利義務,並已居留滿一定期間者,仍得向移民署申請定居,不受第一項第一款所定仍具備原居留條件之限制。
申請定居,除第一項第一款但書規定情形外,應於居留滿一定期間後二年內申請之。
申請人之配偶及未成年子女,得隨同申請,或於其定居許可後申請之。
本人定居許可依第十一條第三項規定撤銷或廢止時,其配偶及未成年子女之定居許可併同撤銷或廢止之。
臺灣地區無戶籍國民經許可定居者,應於三十日內向預定申報戶籍地之戶政事務所辦理戶籍登記,屆期未辦理者,移民署得廢止其定居許可。
臺灣地區無戶籍國民申請入國、居留或定居之申請程序、應備文件、核發證件種類、效期及其他應遵行事項之辦法,由主管機關定之。

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