Overview

• Mendoza’s Chamber of Deputies granted final, unanimous approval on August 27, making the province the second to adhere to the consumer tax-transparency regime after Chubut.
• Starting January 2026, receipts in Mendoza must itemize the provincial Ingresos Brutos burden in addition to national taxes such as VAT.
• During Senate debate, lawmakers removed a clause that invited municipalities to join, leaving any local measures voluntary under provincial law.
• General Alvear’s council approved signage requiring businesses to display their annual municipal commerce charge, with a 120‑day window to implement.
• Regulation is expected to apply the ticket disclosure duty to medium and large taxpayers, while other jurisdictions progress at different speeds including Entre Ríos, Córdoba and CABA.