Brazil: RFB strengthens Sintonia program through updated compliance standards
Brazil’s tax authority, the Federal Revenue Service (RFB), announced on 28 August 2026 that it amended its Tax Compliance Incentive Program through Normative Instruction RFB No. 2,339, issued on 21 August 2026. This revision updates Normative
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Dominican Republic issues practical guide on tax treatment of doubtful, uncollectible accounts
The Dominican Republic's Directorate General of Internal Revenue (DGII) has published a practical guide setting out how taxpayers should identify, justify, calculate and deduct doubtful or uncollectible accounts for Income Tax (ISR) purposes. The
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Chile: SII opens payment options for unpaid 2020–2021 solidarity loans
Chile’s tax authority (SII) has launched a new repayment pathway, on 25 August 2026, for taxpayers with outstanding Solidarity Loan instalments. Beginning 14 September, eligible individuals can request a payment voucher through sii.cl, followed by
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Cyprus publishes 2026 NID reference rate for Honduras
The Cyprus Tax Department has published the 2026 reference rate for Honduras for purposes of calculating the notional interest deduction (NID) on new equity investments. Under the NID rules, the applicable rate is based on the 10-year government
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US: IRS urges extension filers to submit 2025 tax returns using IRS Free File
The US Internal Revenue Service (IRS) has issued a release urging taxpayers who received filing extensions to use IRS Free File to submit their 2025 federal tax returns as soon as possible, ahead of the 15 October 2026 deadline. IRS Free File
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US: Treasury, IRS consults proposed immigration-status restrictions on refundable tax credits
The US Department of the Treasury and the Internal Revenue Service (IRS) proposed regulations (REG-119882-25) on 20 August 2026 that would extend federal immigration-status restrictions to the refundable portions of four tax credits. The proposed
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Hong Kong, Peru free trade agreement takes effect in September 2026
The free trade agreement (FTA) between Hong Kong and Peru, signed on 15 November 2024, will enter into force on 1 September 2026, following completion of internal procedures by both jurisdictions, according to a release by the Hong Kong government
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Brazil: RFB launches new digital tax audit targeting PIS/Cofins discrepancies
Brazil's tax authority (RFB) announced it rolled out a new round of the Digital Tax Audit (MFD) on 27 August 2026, focused on insufficient PIS/Cofins declarations. The initiative gives taxpayers a window to self-correct discrepancies in their social
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Argentina: ARCA launches digital system for investment incentives
Argentina’s tax administration (ARCA) announced on 27 August 2026 that it activated the Investment Management System (SGI), a web platform for registering investment projects, selecting tax benefits, and administering the Incentive Regime for
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Canada adjusts retaliatory US tariffs, excludes seafood sector
Canada's Department of Finance removed seafood and fish products from its counter-tariff list on 26 August 2026, following industry feedback about potential economic damage. The exclusion targets selected items while maintaining broader retaliation
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Dominican Republic: DGII expands mandatory electronic invoicing
The Dominican Republic’s General Directorate of Internal Taxes (DGII) has announced, on 26 August 2026, that taxpayers classified as Large Local and Medium must exclusively issue electronic invoices using sequences of electronic tax receipts
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US: IRS retires FIRE system, requires transition to IRIS before 2027 tax season
The US Internal Revenue Service (IRS), in a release on 24 August 2026, has reminded information return filers who currently use the Filing Information Returns Electronically (FIRE) system to prepare now for the system’s retirement and transition
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US: Treasury, IRS propose regulations to reshape CFC income inclusion rules among US shareholders
The US Treasury and the IRS have proposed regulations (REG-115646-25) establishing rules for allocating a controlled foreign corporation’s (CFC) subpart F income, tested income, and tested loss among US shareholders based on their respective
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Argentina extends individual and undivided estates income tax filing, advance payment deadlines
Argentina’s tax authority (ARCA) announced, on 25 August 2026, that it has extended the deadline for filing income tax returns for individuals and undivided estates until 22 September 2026. This extension was implemented through General
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US: IRS urges foreign filers to register for TCC ahead of 2027 filing season
The US Internal Revenue Service (IRS) has released Issue No. 2026-08, urging eligible foreign filers to register for a Foreign Filer Transmitter Control Code (TCC) ahead of the 2027 filing season on 19 August 2026. The registration provides
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Canada announces retaliatory tariffs, CAD 7.5 billion support package to mitigate impact from US
Following the US imposition of a 50% tariff on USD 27.6 billion of Canadian goods effective 22 August, Canada has announced retaliatory tariffs on around USD 20 billion worth of annual US imports on 25 August 2025 alongside support measures for
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Argentina, Vietnam conclude income tax treaty negotiations
Argentina and Vietnam have concluded negotiations on their income tax treaty, according to an update from Argentina’s Undersecretariat of Public Revenue. This agreement seeks to establish a framework for eliminating double taxation on income
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Colombia introduces tax measures to support music sector
Colombia has introduced a legal framework to recognise, promote and strengthen its music sector, including tax measures covering musical products, equipment, manufacturing inputs and contributions to the sector. The measures are set out in Law No.
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