One Big Beautiful Bill Act Year End Guide 2025

Rochelle Hodes
11/17/2025
Some tax provisions of the One Big Beautiful Bill Act (OBBBA) are already effective – and several more will take effect in 2026. Explore important OBBBA effects for your business with our year-end guide.

Get ahead of the curve by preparing for the tax implications of the OBBBA now

Explore our breakdown of the many tax provisions contained in this 1,000-plus-page law.

Our year-end guide covers the OBBBA’s changes with respect to research expenses, international tax issues, depreciation, and much more.

One Big Beautiful Bill Act Year End Guide 2025
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The Patchwork of State Conformity to the OBBBA
The Patchwork of State Conformity to the OBBBA
As states decide how to conform to the provisions of the OBBBA, it could be challenging for taxpayers to know how to proceed this filing season.
IRS Revises Form 6765 Instructions for OBBBA
IRS Revises Form 6765 Instructions for OBBBA
The IRS released a revision of Form 6765 instructions to align with the guidance on research credit reporting in the One Big Beautiful Bill Act.
OBBBA Bonus Depreciation Notice Looks to TCJA Regs
OBBBA Bonus Depreciation Notice Looks to TCJA Regs
The IRS and Treasury released interim guidance on optimizing the OBBBA bonus depreciation deduction, leaning on the regulations in the TCJA.
The Patchwork of State Conformity to the OBBBA
The Patchwork of State Conformity to the OBBBA
As states decide how to conform to the provisions of the OBBBA, it could be challenging for taxpayers to know how to proceed this filing season.
IRS Revises Form 6765 Instructions for OBBBA
IRS Revises Form 6765 Instructions for OBBBA
The IRS released a revision of Form 6765 instructions to align with the guidance on research credit reporting in the One Big Beautiful Bill Act.
OBBBA Bonus Depreciation Notice Looks to TCJA Regs
OBBBA Bonus Depreciation Notice Looks to TCJA Regs
The IRS and Treasury released interim guidance on optimizing the OBBBA bonus depreciation deduction, leaning on the regulations in the TCJA.

We understand the OBBBA – and how it can affect your organization


Work with a team that understands the timing and requirements of new OBBBA tax provisions. Find out how we can help.
Brandon Barrientos at Crowe
Brandon Barrientos
Partner, IronSpire Group at Crowe
Jay Blaivas
Jay Blaivas
Principal, Tax
daum-tim-225
Tim Daum
Principal, Washington National Tax
Andrew Eisinger
Andrew Eisinger
Partner, Federal Tax Consulting Leader
Devin Hall
Devin Hall
Managing Partner, Energy
Rochelle Hodes
Rochelle Hodes
Principal, Washington National Tax
Nick-Hollinden-225
Nick Hollinden
Partner, Tax Specialty Consulting Leader
AJ-Schiavone-225
A.J. Schiavone
Partner, Tax
David Strong
David Strong
Partner, Washington National Tax
Travis Ward
Travis Ward
Partner, International Tax Consulting Leader and Office Managing Partner, Grand Rapids
Y.K. Chung
Y.K. Chung
Managing Director, Washington National Tax
Caleb Egli Headshot
Caleb Egli
Managing Director, Washington National Tax
Carl Karpiak Headshot
Carl Karpiak
Managing Director, Washington National Tax
Tracking tax policy
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