; or (B) in those statutes or regulations of the territory or possession concerned which are authorized by the laws of the United States. (3) This subsection shall expire 25 years after the date of independence. (e) Conforming amendments (1) In general Section 101 of the Immigration and Nationality Act ( 8 U.S.C. 1101 ) is amended by striking Puerto Rico, in subsection (a) paragraph (36) and in subsection (a) paragraph (38). (2) Prior to independence Puerto Rico shall be considered to be in the United States, as such term is defined in section 101(a)(38) of the Immigration and Nationality Act ( 8 U.S.C. 1101(a)(38) ) prior to the effective date of independence. (f) Rule of Construction Nothing in this section shall limit the power and authority of the United States to change policy requirements for United States citizenship. 111. Individual rights to economic benefits and grants (a) Rights and benefits All vested rights and benefits which accrue to residents of the territory of Puerto Rico under the laws of the United States from past services or contributions, such as rights and benefits for veterans or relatives of veterans of the Armed Forces of the United States, retired Government employees, or beneficiaries of old age, disability, or survivors’ insurance benefits under the Social Security Act, shall not be interrupted after the proclamation of independence but will continue until such time as said rights and benefits are completely extinguished according to the applicable laws of the United States. All services which must be rendered as part of these rights and benefits shall be made available through the Government of the nation of Puerto Rico in accordance with agreements reached by the two nations. (b) Social Security System Notwithstanding the provisions in subsection (a), all contributions made by employees and employers in Puerto Rico to the Social Security system with respect to persons who, upon the proclamation of independence, are residents of the nation of Puerto Rico and are not yet eligible for