If tax law had seasons, 2025 would be the calm stretch before the forecast changes.
But several of the rules that have shaped returns for the past few years are set to expire after this one. The 20% business income deduction, current individual rates, and other key provisions could look different in 2026.
As you prepare to file your 2025 federal tax return, understanding the latest tax rules and limits can make a measurable difference in your refund or tax bill.
From retirement contributions to deductions and credits, several updated provisions and thresholds apply to the 2025 tax year. Here’s a comprehensive guide to key tax-saving opportunities and planning moves worth considering.
Standard Deduction is Higher
For 2025 returns, the standard deduction is:
- $31,500 for married filing jointly
- $15,750 for single filers and married filing separately
- $23,625 for head of household
That higher baseline means fewer taxpayers benefit from itemizing. The planning question becomes: will mortgage interest, state and local taxes, charitable gifts, and medical expenses exceed the standard deduction this year?
Maximize IRA Contributions (Even If One Spouse Doesn’t Work)
For 2025, the IRA contribution limit is:
- $7,000
- $8,000 if age 50 or older
Spousal IRAs are still allowed. If you file a joint return and one spouse has little or no earned income, the working spouse’s earned income may allow contributions for both spouses, assuming other eligibility rules are met.
Timing matters too. A 2025 IRA contribution can generally be made up to the tax filing deadline in April 2026 (even if the return is filed earlier).
Rental Home Gains Can Be Tax-Favored
The home sale exclusion can still apply in some cases, but depreciation, timing, and use rules can complicate it quickly. This is another “run the numbers before you assume” category.
Military Moving Expense Exclusions Continue
The moving expense deduction is generally suspended for most taxpayers, but it still applies for active-duty military moves due to a permanent change of station.
Charitable Giving: Changes on the Horizon
Charitable Deductions for Itemizers in 2025
For 2025 returns, charitable gifts are generally deductible only if the taxpayer itemizes deductions, subject to IRS percentage income-limit rules (up to 20–50% of AGI depending on gift type).
If itemizing is borderline, some taxpayers consider “bunching” donations, giving more in one year (to clear the standard deduction hurdle) and less the next.
Charitable Strategy that Lowers Taxable Income
A Qualified Charitable Distribution (QCD) is a direct transfer from an IRA to a qualified charity.
Why it matters: a QCD is not claimed as a Schedule A deduction. Instead, it is excluded from taxable income. That can help even if the taxpayer takes the standard deduction, and it can reduce adjusted gross income, which sometimes helps with other tax calculations.
Basic rules:
- The IRA owner must be age 70½ or older.
- The distribution must go directly from the IRA to the charity.
- For 2025, the QCD amount that can be excluded is capped at $108,000 per person.
Charitable Rules Change Starting in 2026
Beginning with 2026 returns, a new above-the-line charitable deduction is expected to allow non-itemizers to deduct up to $1,000 (single) or $2,000 (joint) for qualifying cash gifts, and other limits may affect itemizers. Timing could matter for taxpayers who give consistently and want to optimize which year the gift falls in.
Home Medical Improvements Can Be Deductible
Medical expenses are deductible only if total qualifying unreimbursed expenses exceed 7.5% of adjusted gross income.
Some medically necessary home improvements (like certain accessibility modifications) may qualify as medical expenses, but documentation matters and the 7.5% threshold is what makes this hard to benefit from in practice.
Business Deductions
Employee Pay & Property Write-Offs
If a business buys qualifying equipment or certain software, there are two common ways to accelerate deductions:
- Section 179: In many cases, this allows a business to expense (deduct) the cost of qualifying purchases in the year the asset is placed in service, instead of depreciating it over multiple years.
- Bonus depreciation: This is a separate rule that can also accelerate deductions, but it has been phasing down under current law.
The practical point: these deductions depend on the type of purchase, when it was placed in service, and the business’s overall tax situation. This is an area where a quick review can prevent missed deductions or unsupported ones.
Business Auto Deductions: Updated Mileage Rates
Standard Mileage Rates Increased
For 2025, the IRS standard mileage rates are:
- 70 cents per mile for business use
- 21 cents per mile for medical driving
- 21 cents per mile for qualified moving (active-duty military only)
- 14 cents per mile for charitable driving
If mileage is claimed, it needs to be supported with records (date, purpose, and miles).
The Qualified Business Income Deduction (QBI): Potential 20% Deduction with Guardrails
The QBI deduction can allow eligible owners of pass-through businesses (sole proprietorships, partnerships, and S corporations) to deduct up to 20% of qualified business income.
It is not automatic. Income levels, business type, wages paid, and other factors can limit or reduce the deduction. If QBI is relevant, it is often worth confirming it was calculated correctly, especially for higher-income returns.
Looking Ahead: Smart Planning Matters
Tax planning for the 2025 filing season involves navigating updated thresholds, deduction-phase-outs, and IRS cost-of-living adjustments.
Whether you’re maximizing retirement contributions, leveraging charitable strategies, or optimizing business deductions, staying abreast of the current rules can help trim your tax liability and improve your overall financial picture.
For tailored advice that fits your situation, especially if you have complex income, investments, or multiple deductions, work with a qualified tax professional before filing your return.
More Information
If you have questions, contact us to discuss your situation.
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Chelsea Calvird
About Smith Patrick CPAs
Smith Patrick CPAs is a boutique, St. Louis-based, CPA firm dedicated to providing personal guidance on taxes, investment advice and financial service to forward-thinking businesses and financially active individuals. For over 30 years, our firm has focused on providing excellent service to business owners and high-net worth families across the country. Investment Advisory Services are offered through Wealth Management, LLC, a Registered Investment Advisor.