US: Trump to imposes tariffs on Iran’s trade partners
Alongside military considerations, Trump has moved to sharply increase economic pressure on Iran. He announced on Monday, 12 January 2026, the immediate imposition of a 25% tariff on any country doing business with Iran, a step that could
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US: Supreme Court to determine fate of Trump’s sweeping global tariffs on 14 January
The US Supreme Court is expected to deliver its latest round of decisions on 14 January 2026 on the legality of President Donald Trump’s global tariff policy. The court noted that its rulings may be announced when the justices convene for their
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US: IRS issues 2026 procedures for letter rulings, technical advice
The US Internal Revenue Service has issued Internal Revenue Bulletin 2026-01 on 29 December 2025, which includes five Revenue Procedures for 2026: letter rulings, determination letters, information letters and technical advice from the IRS. The
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OECD: Side by Side Arrangement on Global Minimum Tax
On 5 January 2026 the OECD issued a document with the title Tax Challenges Arising from the Digitalisation of the Economy – Global Anti-Base Erosion Model Rules (Pillar Two), Side-by-Side Package. This document set out more details of the
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US: IRS releases individual tax return filing preparation guidance for 2026 tax year
The US Internal Revenue Service (IRS) has released guidance to help individuals prepare for filing their 2026 tax returns on 6 January 2026. With the 2026 filing season quickly approaching, the Internal Revenue Service is urging taxpayers to take
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US: Trump Administration postpones tariff hike on furniture, kitchen cabinets
The Trump Administration has postponed the planned 2026 tariff hikes on upholstered furniture and kitchen cabinets to 1 January 2027, according to a proclamation issued on 31 December 2025. This follows the Trump Administration’s earlier
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US: IRS updates guidance on business interest deduction limits
The US Internal Revenue Service (IRS) updated the frequently asked questions in Fact Sheet 2025-09 on 23 December 2025, regarding changes to the limitation on the deduction for business interest expense (Section 163(j)) under the One, Big, Beautiful
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US: Treasury, IRS issue final BEAT guidance on qualified derivative payments in securities lending transactions
The US Treasury Department and the Internal Revenue Service (IRS) issued final regulations in the Federal Register on 18 December 2025, outlining how qualified derivative payments (QDPs) are determined and reported in securities lending transactions
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US sets initial zero-rate tariffs on Chinese semiconductors
The Office of the United States Trade Representative (US Trade Representative) has issued a Notice of Action titled “China’s Acts, Policies, and Practices Related to the Targeting of the Semiconductor Industry for Dominance,” which was
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US: Whistleblower Office announces new digital Form 211
The US Internal Revenue Service (IRS) Whistleblower Office announced on 19 December 2025 that it is making it easier for whistleblowers to report tax noncompliance to the IRS with the launch of the new digital Form 211, Application for Award for
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US: Treasury, IRS offers safe harbour for taxpayers claiming carbon capture credit
The US Department of the Treasury and the Internal Revenue Service provided guidance on 19 December 2025 for taxpayers claiming the tax credit for carbon capture and sequestration, which was expanded and modified in the One, Big, Beautiful
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US: IRS-CI releases 2025 annual report highlighting key investigations
The US IRS Criminal Investigation released its Fiscal Year 2025 Annual Report PDF on 11 December 2025, showcasing banner investigative results fueled by new partnerships and innovative financial investigative techniques. The report details how
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US to introduce gradual tariffs on Nicaragua following labour rights violations
The US will introduce new tariffs on selected Nicaraguan imports starting 1 January 2026, citing ongoing labour and human rights issues. According to the US Trade Representative (USTR), the duties will be phased in gradually, rising to 10% in
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US to reduce Swiss tariffs under new trade deal
The US will reduce tariffs on Swiss goods from 39% to 15% under a new trade framework, the Swiss government announced today. The agreement also includes a commitment by Swiss companies to invest USD 200 billion in the US by 2028. The framework
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US: IRS, Treasury issue guidance on enhanced health savings account tax benefits under the One, Big, Beautiful Bill
The Department of the Treasury and the Internal Revenue Service (IRS) issued Notice 2026-05 on 9 December 2025, announcing new guidance on tax benefits for Health Savings Account participants under the One, Big, Beautiful Bill. These changes
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US: New Hampshire introduces one-time tax amnesty regime
New Hampshire’s Department of Revenue (DRA) announced that its one-time tax amnesty program, enacted under H.B. 2 in June, began on 1 December 2025 and will continue until 15 February 2026. Amnesty is available to any taxpayer who has a
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US: Florida updates rules on corporate income tax conformity, addbacks
The Florida Department of Revenue has released TIP 25C01-01 on 1 December 2025, providing explanation on how Florida’s updated static conformity to the federal Internal Revenue Code, now effective from 1 January 2025, affects corporate income tax,
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US: New Jersey clarifies exclusion of OBBBA deductions
New Jersey’s Division of Taxation has clarified that it will not adopt the new federal deductions introduced by the "One Big Beautiful Bill Act" (OBBBA) for Gross Income Tax (GIT) purposes. The state also clarified that the OBBBA’s changes to
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