One Big Beautiful Bill Act Changed Charity Tax Rules
New 2026 tax regulations introduced specific deduction limits for both itemizers and non-itemizers in the United States.
Updated on Oct. 1, 2026 in Philanthropy
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The One Big Beautiful Bill Act, signed in 2025, established new charitable contribution deduction rules for the 2026 tax year. These changes affect how both itemizers and non-itemizers calculate their federal tax obligations.
Why it matters
These changes modify the financial incentives for charitable giving across the United States. Taxpayers must adjust their record-keeping and donation strategies to align with the new below-the-line deduction limits and the itemization floor.
Single non-itemizers may deduct up to $1,000 in cash contributions, while married couples filing jointly are capped at $2,000. Itemizers are now required to subtract 0.5% of their adjusted gross income from their total charitable contributions.
The players
Donald Trump
He is the current President of the United States who signed the legislation into law.
The details
Under the new rules, the non-itemizer deduction is filed on Line 12f of the 2026 Form 1040, covering cash donations made between January 1 and December 31. Donations of property, clothing, household goods, or contributions to donor-advised funds do not qualify for this specific deduction.
Timeline
President Trump signed the One Big Beautiful Bill Act into law in 2025.
The new charitable contribution deduction rules took effect in 2026.
Taxpayers file their 2026 federal income tax returns in 2027.
Market Landscape
This legislation marks a significant adjustment to the charitable tax landscape established by the Tax Cuts and Jobs Act of 2017. The new rules shift the competitive environment for charitable organizations by altering the tax-benefit structures available to different classes of donors.
Taxpayers who do not itemize should ensure they maintain records for cash donations up to their respective $1,000 or $2,000 limits to claim the deduction on Form 1040. Those who do itemize must now calculate their charitable deduction by first subtracting 0.5% of their adjusted gross income.
The takeaway
Taxpayers should review their planned 2026 contributions to maximize the benefit of the new below-the-line deduction. Consulting a tax professional is recommended to account for the new 0.5% AGI floor if you typically itemize your deductions.
Further reading
For more information on the impact of these changes, visit the Philanthropy section.
More information
Verify the status of a nonprofit organization using the IRS tax exempt organization search.
Source note: This article includes information reported by Detroit Free Press.
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