; and (2) the Government of the United States, in accordance with procedures under the Constitution of the United States. (b) Rejection If a special election under subsection (a)(1) results in rejection of the articles of free association, the process provided for in section 311 and subsection (a) shall be repeated. (c) Termination The articles of free association between the United States and the nation of Puerto Rico approved under this section may be terminated at will by the United States or the nation of Puerto Rico at any time. 313. Individual rights to economic benefits and grants (a) Rights and benefits (1) In general Any vested rights and benefits that accrue to residents of the Commonwealth of Puerto Rico under the laws of the United States from past services or contributions, such as rights and benefits for veterans of the Armed Forces or relatives of veterans of the Armed Forces, retired Federal Government employees, or beneficiaries of old age, disability, or survivor benefits under the Social Security Act ( 42 U.S.C. 301 et seq. ), shall not be interrupted after the date of issuance of the Proclamation, but shall continue until the date on which the rights and benefits are extinguished according to applicable Federal law. (2) Agreement required All services to be provided as part of the rights and benefits described in paragraph (1) shall be made available through the government of the nation of Puerto Rico in accordance with agreements entered into by the government of the nation of Puerto Rico and the Government of the United States. (b) Social Security system (1) In general Notwithstanding subsection (a) and subject to paragraph (2), on the date on which the government of the nation of Puerto Rico establishes a social security system for the nation of Puerto Rico, the Secretary of the Treasury shall transfer to the government of the nation of Puerto Rico all contributions made by employees and employers in the Commonwealth of Puerto Rico to the Social Security system under the Social Security Act