One Big Beautiful Bill Act (OBBB) and 2026 & 2027 Tax Law Changes

The One Big Beautiful Bill Act (OBBB) is one of the biggest changes to federal tax law in recent years.

Signed into law on July 4, 2025, it extends many tax provisions, adds new deductions, adjusts credits, and shapes how millions of Americans will file their 2026 taxes (filed in early 2027) and beyond.

Below is a clear, reader-friendly explanation of what’s new, what’s changing, and what taxpayers should know as the 2026 & 2027 filing season gets underway.

What Is the One Big Beautiful Bill Act?

The OBBB Act is a comprehensive tax and budget law signed into effect in mid-2025.

It makes permanent or extends many tax rules that were previously set to expire, while also introducing new policies targeting working families, seniors, and taxpayers in high-tax states.

Many provisions apply retroactively for the 2025 tax year, meaning they affect returns you’ll file in 2026. Other changes begin in 2026 and later years.

Lower Tax Burden and More Tax Breaks

A central goal of the OBBB Act is to reduce taxes for many Americans. According to independent estimates, these changes will increase after-tax income for most taxpayers.

Example: Middle- and upper-middle-income taxpayers can expect a modest reduction in their overall tax bill due to expanded deductions and credits.

Key Tax Law Changes for 2026 & 2027

Here are the major changes that could affect your taxes on your 2026 return (filed in 2027) and future years:

Expanded State and Local Tax (SALT) Deduction

The cap for the federal SALT deduction is temporarily increased from $10,000 to $40,000 for the 2025 tax year through 2029, helping taxpayers in high-tax states deduct more state and local taxes on their federal return.

Example: A married couple in a high-tax state who paid $25,000 in state income and property taxes may now deduct more of those taxes than under the old $10,000 limit.

New (and Expanded) Deductions

The OBBB Act introduces several new deductions available for tax years 2025–2028:

• No tax on tips: Workers earning tips can deduct qualifying tip income up to a cap.
• No tax on overtime: A new above-the-line deduction reduces taxable income for qualifying overtime pay.
• Additional senior deduction: Taxpayers aged 65 and older may claim an extra deduction of up to $6,000 (per eligible person) on top of the standard deduction.
• Increased Child Tax Credit: The maximum credit is raised to $2,200 per qualifying child and indexed to inflation.

Tip: Many of these new deductions are “above the line,” meaning you can claim them even if you don’t itemize.

Standard Deduction Adjustments

The OBBB Act increases the standard deduction amounts and makes them index permanently to inflation, helping reduce taxable income for most filers.

Example: A couple filing jointly will benefit from a larger standard deduction compared with the prior law, which lowers taxable income.

Estate and Gift Tax Changes

Starting in 2026, federal estate and gift tax exemptions rise to $15 million per individual (or $30 million per married couple), indexed for inflation. This change expands opportunities for wealth transfer with lower federal tax impact.

What Does This Mean for Taxpayers?

• Many taxpayers will see lower tax liability or larger refunds due to increased deductions and credits.
• Some new rules (like the tips and overtime deductions) require additional IRS guidance, and employers may not yet adjust reporting systems.
• Complexity increases for tax preparers and taxpayers alike as new deductions and reporting requirements are introduced.

Practical Recommendation for Filing

Because the OBBB Act introduces new deduction types and changes to many common tax provisions, electronic filing is especially helpful for 2026 and 2027 tax returns.

Electronic filing can:

• Automatically apply new deductions and credits
• Ensure you don’t miss retroactive changes affecting 2025
• Reduce errors related to new reporting rules 💻

Tip: Tax professionals and software tools are updating forms and schedules to reflect the One Big Beautiful Bill changes—filing electronically helps you capture the most current rules without guesswork.

Final Thoughts

The One Big Beautiful Bill Act represents one of the most significant federal tax overhauls in years.

It expands deductions, increases the standard deduction, and provides targeted tax breaks for seniors, families, and workers with overtime or tip income.

Many changes will reduce taxes, but they also introduce new complexity for the 2026 filing season and beyond.