Ireland updates tax registration guidelines for corporation tax, income tax, and other taxes
Irish Revenue updates registration guidelines for income tax, corporation tax, PAYE/PRSI, and RCT. Irish Revenue has published eBrief No. 109/25 on 23 May 2025, announcing revised guidelines for registering for Income Tax (IT), Corporation Tax
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Bolivia further extends corporate tax filing deadline
The corporate income tax filing deadline has been extended to 20 June 2025. Bolivia’s tax authorities (SIN) issued Resolution No. 102500000024 on 27 May 2025, announcing that the corporate income tax (IUE) filing deadline for the fiscal year
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Argentina: ARCA raises reporting threshold for financial institutions
ARCA has raised reporting thresholds for financial institutions and e-wallet providers under Decree 353. The changes were outlined in General Resolution 5699, which was published on 23 May 2025. Argentina’s federal tax authority (ARCA) has
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Poland: Council of Ministers approve deregulatory corporate tax amendments
The bill takes effect on 1 January 2026. Poland’s Council of Ministers have passed a bill which amends the CIT Act to ease reporting on general partnership partners, introduces tax group benefits, and simplifies tax refund rules when support
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India: CBDT extends income tax return deadline for AY 2025–26
It has been extended from 31 July to 15 September, 2025. The Indian Central Board of Direct Taxes (CBDT) announced an extended deadline for filing income tax returns for the Assessment Year 2025–26 on 27 May 2025. It has been extended from 31
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Australia: ATO revises functional currency guidelines
The ATO updated its Guide to Functional Currency Rules on 22 May 2025, detailing the rules, eligibility, and tax reporting impacts. The Australian Taxation Office (ATO) updated its Guide to functional currency rules on 22 May 2025, covering the
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Dominican Republic: DGII extends e-invoicing implementation deadline for large local, medium taxpayers
The Dominican Republic’s General Directorate of Internal Taxes (DGII) has announced a six-month extension for large local and medium-sized taxpayers who were originally required to implement electronic invoicing by 15 May 2025. This extension,
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Costa Rica extends beneficial ownership filing deadline for non-profit entities
Costa Rica's Tax Administration (DGT) and Drug Institute (ICD) published Joint Resolution No. MH-DGT-RES-0006-2025/icd-DG-0032-2025 in the Official Gazette on 9 May 2025 whicht establishes a transitional provision for specific non-profit
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Italy: Council of Ministers approves draft decree on local taxes and fiscal federalism
Italy’s Council of Ministers has approved a draft Legislative Decree on 9 May 2025, introducing measures on local taxes and regional fiscal federalism as part of a tax reform. The Decree introduces greater fiscal autonomy for territorial
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Portugal extends 2024 CIT, property tax deadlines due to power outage
Portugal’s Tax and Customs Authority has issued Order No. 79/2025 - XXIV on 8 May 2025, extending key tax deadlines due to the recent large-scale power outage affecting Portugal, France, and Spain. The filing deadline for the 2024 annual
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Bolivia further extends mandatory e-filing deadline
Bolivia’s tax authorities (SIN), on 2 May 2025, issued Resolution No. 102500000023, which extended the effective date for mandatory e-filing of tax returns to 2 June 2025. Earlier, the tax authority introduced mandatory electronic tax return
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Singapore: IRAS issues corporate tax filing guidance for YA 2025
The Inland Revenue Authority of Singapore (IRAS) has issued new guidance to assist companies with their obligations for the Corporate Income Tax Filing Season 2025 on 8 May 2025. Companies are required to file their Corporate Income Tax Return
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Costa Rica consults new tax penalty self-assessment form
Costa Rica’s tax administration (DGT) has released a draft resolution for public consultation on 2 May 2025, proposing major changes to self-assessment penalties for tax infractions. The resolution requires using the new TRIBU-CR platform to
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Taiwan extends 2024 annual corporate tax return, investment incentive application deadlines
Taiwan's deadline for filing and paying the 2024 annual tax return has been extended from 31 May to 30 June 2025. The deadline to apply to the competent central authority for various investment tax credits have also been extended until 30 June
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Argentina offers payment plan for tax debts from miscalculated losses
Argentina’s tax authority (ARCA) has announced a payment plan under General Resolution 5684/2025 for tax debts from incorrectly calculated losses on 30 April 2025. In Argentina, tax losses can be carried forward for up to five years. ARCA
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Costa Rica consults on digital tax compliance and cross-border VAT reporting
Costa Rica’s tax administration (DGT) has released two draft resolutions for public consultation. These initiatives are part of the country's digital transformation plan, aiming to simplify taxpayer interactions through the TRIBU-CR platform
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Bolivia extends tax return and report filing deadline for 2024
Bolivia's National Tax Service announced an extension of the tax return and payment deadline for the fiscal year ending on 31 December 2024 through Resolution No. 102500000021 of 30 April 2025. The deadline has been extended to 16 May 2025. The
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Costa Rica consults on new tax information reporting reforms
Costa Rica’s tax administration (DGT) has released six draft resolutions for public consultation to improve tax reporting, streamline electronic compliance, and update filing methods. The proposed resolutions focus on migrating reporting
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