until their final disposition and shall be submitted to the competent authority of the nation of Puerto Rico for proper execution: Provided , That neither the United States nor any of its officers is a party, in which case any final judgment shall be properly executed by the competent authority of the United States. 208. Citizenship and immigration laws after sovereignty through free association (a) In general (1) Puerto rican nationality After the proclamation of international sovereignty through free association, the citizenship status of each individual born in Puerto Rico shall be determined in accordance with the Constitution and laws of the nation of Puerto Rico. (2) United states immigration laws Except as described in this section, after the proclamation of international sovereignty through free association, citizens of Puerto Rico seeking to enter into the United States or obtain citizenship in the United States shall be subject to the immigration laws of the United States (as such term is defined in section 101 of the Immigration and Nationality Act ( 8 U.S.C. 1101 )). (b) Effect of puerto rican citizenship Nothing in this Act precludes or limits the applicability of section 349 of the Immigration and Nationality Act ( 8 U.S.C. 1481 ), except that the provision of citizenship by the laws of Puerto Rico shall not constitute or otherwise serve as the basis of loss, or relinquishment of United States citizenship under such section. (c) Citizenship at birth after sovereignty (1) In general Except as described in paragraph (2), an individual born in Puerto Rico after the proclamation of international sovereignty through free association to at least one parent who became a United States citizen under section 302 of the Immigration and Nationality Act ( 8 U.S.C. 1402 ) is not a United States citizen at birth under subsection (c), (d), or (g) of section 301 of the Immigration and Nationality Act (8 U.S.C. 1401 (c), (d), or (g)). (2) Transition period During the implementation of the first Articles of Free