Argentina: TIEAs signed with Andorra, the Bahamas, Costa Rica and San Marino

Argentina issued Decree 105/2026 on 18 February 2026, extending the registration deadline for the Special Incentive Scheme for Large Investments (RIGI), approved in June 2024. The decree updates specific regulatory frameworks to better

Luxembourg’s Chamber of Deputies approved the ratification of the protocol to the 2006 income and capital tax treaty with San Marino on 11 February 2026. The two countries signed an amending protocol to their 2006 tax treaty on 14 May 2025,

Argentina's tax authority (ARCA) introduced new electronic invoicing requirements and a monthly settlement system through General Resolution 5824/26 to simplify tax compliance for businesses and individuals on 13 February 2026. Financial

Argentina’s tax authority (ARCA) announced on 9 February 2026 that it implemented its Tax Innocence Regime through Law No. 27799, marking a fundamental shift away from decades of restrictive taxation that forced millions into the informal economy.

Estonia has released legislation in its Official Gazette approving the ratification of the outstanding income and capital tax treaty with Andorra on 3 February 2025. Andorra and Estonia signed an income and capital tax treaty on 23 September

The US and Argentina have signed the United States–Argentina Agreement on Reciprocal Trade and Investment (ARTI) on 5 February 2026, which formalises a broad trade and investment agreement aimed at deepening economic and strategic ties between the