The Portuguese Official Gazette May 20 published Notice No. 56/2026/1, announcing that the social security agreement (SSA) with Sao Tome and Principe, signed Feb. 17, 2004, entered into force April 1, 2026. [Portugal, Official Gazette, 05/20/26]
Reference: View Notice No. 56/2026/1 of 05/15/26, Official Gazette No. 97/2026, Series I. View Gazette Index.
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