Filing Your 2025 Taxes? These Are The Biggest Changes You Need To Know

Key Concepts

• One Big Beautiful Bill (OBBB): Legislation extending key provisions of the Tax Cuts and Jobs Act (TCJA).
• Tax Cuts and Jobs Act (TCJA): 2017 tax reform legislation with individual provisions set to expire, now largely extended by the OBBB.
• Standard Deduction: A fixed amount taxpayers can deduct from their adjusted gross income, reducing taxable income.
• Itemized Deductions: Specific expenses taxpayers can deduct, such as state and local taxes (SALT) and mortgage interest.
• Child Tax Credit: A credit for qualifying children, reducing tax liability.
• State and Local Tax (SALT) Deduction: Deduction for state and local taxes paid, capped at a certain amount.
• Tax Brackets: Income ranges taxed at different rates.
• Inflation Indexing: Adjusting tax parameters (brackets, deductions, credits) to account for inflation.

2025 Tax Filing Changes: A Detailed Overview

Introduction

The 2025 tax filing season, commencing January 26th, introduces significant changes stemming from the One Big Beautiful Bill (OBBB). These alterations, building upon the Tax Cuts and Jobs Act (TCJA), impact standard deductions, tax credits, and specific deductions for certain types of income. The IRS anticipates challenges due to reduced staffing and system updates, potentially leading to processing delays.

1. Permanence of TCJA Provisions via the OBBB

The OBBB extends many temporary provisions of the TCJA, solidifying core features like the expanded standard deduction and the existing tax bracket structure. This prevents a reversion to pre-TCJA tax rates for millions of households. While the TCJA’s corporate tax cuts were permanent, the individual provisions were set to expire. The OBBB maintains lower rates and a larger standard deduction, incorporating 2025 updates such as inflation-indexed bracket changes, revised deduction thresholds, and refreshed credit amounts.

2. Inflation-Adjusted Brackets and Increased Standard Deduction

For 2025, the IRS has adjusted federal tax brackets and the standard deduction to account for inflation. This widening of the seven tax brackets aims to mitigate “bracket creep,” ensuring more income falls into lower tax rates. The increased standard deduction continues a post-TCJA trend, making itemizing deductions less advantageous for many taxpayers and generally lowering taxable income. Forbes staff writer Kelly Phillips notes that the expanded standard deduction is expected to result in larger refunds for many in 2026, as withholding tables haven’t yet been adjusted to reflect these changes, potentially leading to overpayment of taxes during the year.

3. Expanded Child Tax Credit

The child tax credit increases to $2,200 per qualifying child for 2025, with annual adjustments for inflation. Forbes contributor Andrew Lehey highlights the credit’s precarious political position, stating it is “caught between the TCJA stalled efforts for reform in 2024 and a political landscape with an uncertain appetite for extension.” For families, this translates to a larger refund or a reduced tax bill, particularly beneficial for households with multiple children. The increase builds upon the existing TCJA framework, providing a slightly larger version of a familiar credit.

4. Significant Expansion of the SALT Deduction

The State and Local Tax (SALT) deduction cap has been raised from $10,000 to $40,000 for 2025. This change primarily benefits taxpayers in states with high state and local taxes, such as New York, New Jersey, and California, by reducing their taxable income and potentially increasing refunds. However, the full benefit phases out for taxpayers with incomes exceeding $500,000. Forbes tax contributor Nathan Goldman emphasizes this is “a welcome relief for those itemizing taxpayers in high tax areas whose income and property taxes are often their largest levies.” While high earners need to be mindful of the phase-out, the increase restores a deduction many homeowners lost after the 2018 tax law changes.

5. New Deductions for Tips and Overtime Income

New deductions for 2025 allow taxpayers to deduct up to $25,000 in tip income and $12,500 in overtime income (or $25,000 for joint filers), subject to income-based phase-outs. The IRS has clarified that workers can use various records – pay stubs, tip logs, Form 4070 – to calculate these deductions, as employers are not yet required to report these amounts separately on W-2s or 1099s for 2025. This provides tax relief for service industry and hourly workers, although separate reporting by employers will be implemented in future years.

Recommendations for Taxpayers

To avoid delays and maximize refunds, taxpayers should:

• Gather Income Documents: Collect all necessary income documents, including detailed W-2s.
• Assess Strategy Changes: Determine if the higher SALT cap or expanded credits alter their filing strategy.
• Adjust Withholding: Use the IRS withholding estimator if income has changed to avoid a balance due.
• Review Credit Eligibility: Check eligibility for the larger child tax credit.
• Consider Itemizing: High-tax homeowners should consider itemizing deductions.
• E-File and Direct Deposit: Utilize e-filing and direct deposit for the fastest refund processing.

Conclusion

The 2025 tax filing season presents a landscape significantly altered by the OBBB. Key changes include the permanence of TCJA provisions, inflation-adjusted brackets, an expanded child tax credit, a substantial increase in the SALT deduction cap, and new deductions for tip and overtime income. Proactive preparation, utilizing available resources like the IRS withholding estimator, and embracing electronic filing methods are crucial for a smooth and potentially beneficial tax filing experience. Further details can be found in Emma Waldman’s article on Forbes.com.