Illustration of an early June 2026 federal tax roundup — proposed Section 892 sovereign investor relief, a $76 estate tax closing letter fee, excepted fertility benefits, and budget reconciliation
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Federal Tax Roundup Early June 2026: §892, Estate Fee, Regs

What federal tax developments landed in early June 2026? Three Treasury/IRS regulatory proposals and a busy week on Capitol Hill. On the regulatory side: (1) proposed regulations under §892 (CC-00349656-26, IR-2026-69) giving sovereign investors transition relief and new applicability dates tied to the December 2025 proposed rules; (2) proposed regulations (REG-103193-26) raising the estate tax…

Illustration of late May 2026 federal tax roundup — JCT OBBBA report, Treasury IRS guidance T.D. 10048 and Notice 2026-33, House tax bills, and Tax Court section 6038(b) rulings
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Federal Tax Roundup Late May 2026: OBBBA, IRS Guidance, Courts

What are the most important federal tax developments from late May 2026? Four stand out. (1) The Joint Committee on Taxation released a 341-page provision-by-provision report on the One, Big, Beautiful Bill Act (OBBBA, P.L. 119-21) and flagged 10 provisions that may need technical correction. (2) Treasury and the IRS issued new guidance — final…