The Secretary of State shall issue regulations providing for the transition from the Foreign Service Retirement and Disability System to the Foreign Service Pension System in a manner comparable to the transition of employees subject to subchapter III of chapter 83 of title 5 (the Civil Service Retirement System) to the Federal Employees’ Retirement System. For this and related purposes, references made to participation in subchapter III of chapter 83 of title 5 (the Civil Service Retirement System), the Social Security Act [42 U.S.C. 301 et seq.], and title 26 shall be deemed to refer to participation in the Foreign Service Pension System or the Foreign Service Retirement and Disability System, as appropriate.
22 U.S. Code § 4071i - Transition provisions
The Social Security Act, referred to in text, is act Aug. 14, 1935, ch. 531, 49 Stat. 620, as amended, which is classified generally to chapter 7 (§ 301 et seq.) of Title 42, The Public Health and Welfare. For complete classification of this Act to the Code, see section 1305 of Title 42 and Tables.