RESOLUCIÓN NORMATIVA (ARBA Bs. As.) 16/2026 - Buenos Aires: Update of the procedure for repetition and automatic compensation in Gross Income
The Collection Agency of the Province of Buenos Aires modifies the regime of claims for repetition of the Gross Income Tax -RN (ARBA Bs. As.) 59/2020-, incorporating the automatic compensation of balances in favor through the Single Demand System (SUD). In addition, the conditions for accessing the abbreviated procedure are replaced and expanded, establishing systemic controls on balances, fiscal situation, audits, competitions, income differences and compliance as a collection agent.
A new operating scheme is incorporated that allows clearing credits from Gross Income, Real Estate, Automobiles and Stamps, under specific requirements, with automatic registration and issuance of certificates. The regime applicable to Real Estate and Automotive is also adjusted, harmonizing ceilings and conditions.
RESOLUCIÓN GENERAL CONJUNTA (SE - SAGYP - ARCA) 5849/2026 - Incentive Regime for Medium Investments (RIMI): requirements, guidelines and conditions to access the benefits
The requirements and conditions for access to the Tax Incentives Regime for Productive Investments of Medium-Sized Enterprises and Non-Profit Entities are established. In this sense, the conditions of access are defined according to the type of subject; accreditation mechanisms through the Investment Management System; the required documentation and the modality of processing the benefits through the web service "Investment Management System (SGI)" that ARCA will implement.
In addition, mechanisms for controls and audits on investments are established, as well as the actions that ARCA will take in the face of detected non-compliances.
LEY (Bs. As. cdad.) 6948 - CABA: Modification of Gross Income rates according to income levels and activities.
The Legislature of the City of Buenos Aires modifies as of June 1 the 2026 Tax Law, redefining the Gross Income Tax rates for multiple activities according to annual gross income levels.
New progressive scales are introduced for sectors such as electricity, gas and water; trade; hotels and restaurants; communications; real estate services; health; and community services.
INSTRUCCIÓN GENERAL (ARCA - Subdirección General de Asuntos Jurídicos) 4/2026 - Income Tax on Retirements: The Treasury Stops Appealing Adverse Rulings
ARCA establishes guidelines for action for legal areas in lawsuits related to Income Tax on retirement benefits, taking into account the criteria of the CSJN on the protection of retirees and pensioners due to their situation of vulnerability.
In this sense, ARCA will stop filing extraordinary appeals or complaints against judgments contrary to the Treasury in this matter, and will withdraw the appeals already filed when appropriate.
This criterion will not be applicable when the plaintiff lacks standing to litigate, because they are associations, colleges or similar entities.
RESOLUCIÓN GENERAL (ARCA) 5851 - Income Taxes, Personal Property and Cedular Taxes: the deadline for filing affidavits and payment of balances corresponding to the 2025 tax period is extended
The Customs Collection and Control Agency exceptionally extends the deadlines for the submission of affidavits and the payment of income taxes, on personal assets and cedular corresponding to the 2025 tax period, for individuals and undivided inheritances, establishing 7/27/2026 as the deadline.
Likewise, the deadline for complying with the affidavits is extended until 7/31/2026
Informative Patrimonial -RG (AFIP) 2442 and RG (AFIP) 4003-.