Overview
- ARBA confirmed the Impuesto a los Automotores will move from bimonthly to ten monthly bills from March to December without changing the total annual amount due.
- The 2026 calendar is official: the first installment and the annual‑payment option fall on March 10, with monthly due dates published through December 10.
- Director Cristian Girard said three in four vehicle owners will pay nominally less than in 2025 under this year’s rules, though high‑valuation vehicles may not see reductions.
- Ley Impositiva 2026 simplifies the tax to five progressive brackets with rates ranging from 1% to 4.5% based on fiscal valuation.
- Pickups and light commercial vehicles can access a 1.5% flat rate if work use is proven, and ARBA says the tech overhaul that enabled monthly billing could be applied next to property taxes.