Separate 2025 tax deductions from 2026 provisions. Review senior deductions, missing records and contribution-year choices before completing the return.

January 26, 2026 · Financial Forte Staff

Historical article: prepared retrospectively using information available as of January 26, 2026.

Tax filing can feel like a familiar annual routine until a rule changes halfway through the year. A saved checklist may still be useful for gathering documents, but its deduction amounts and assumptions may no longer fit the return you are preparing.

For the 2025 return, start by separating three questions: what happened during 2025, which law applies to that year and which actions can still be taken before the relevant deadline. That approach makes the filing conversation more useful than trying to apply every recent tax headline at once.

Put the tax year on the checklist

The IRS announced January 26, 2026, as the opening of the filing season for 2025 federal individual returns. The general filing and payment deadline is April 15, 2026, although particular taxpayers can have different deadlines or relief. Label the checklist “2025 return, filed in 2026.” The calendar year in which you file is not the tax year printed on the return. [1]

That distinction matters after the law enacted July 4, 2025. Some provisions apply to 2025; others begin in 2026. For example, the increased 2025 standard deduction is $15,750 for single filers, $31,500 for married couples filing jointly and $23,625 for heads of household. A checklist written before the law may show lower amounts. [2]

The new deduction for eligible seniors also applies beginning in 2025. It can provide up to $6,000 per qualifying person age 65 or older, subject to income, filing-status and identification requirements. It is separate from the existing additional standard deduction for age. It does not make Social Security benefits categorically tax-free. [3]

By contrast, the new federal charitable deduction for eligible nonitemizers begins in 2026. Do not place a 2026 provision on the 2025 return simply because you are reading about it during filing season. Keep planning notes for the new year in a separate section. [4]

Compare the deductions without counting them twice

Bill and Teresa are a hypothetical married couple, both 68 at the end of 2025. Assume they file jointly, meet the identification requirements and have modified adjusted gross income of $140,000 for the new senior deduction. Neither is blind.

Their income is below the $150,000 joint phaseout starting point, so each qualifies for the full $6,000 senior deduction under these assumptions. Together that is $12,000. Their basic standard deduction is $31,500, and the existing additional standard deduction for age is $1,600 each for 2025. [2][3][5]

If they use the standard deduction, those amounts total $46,700: $31,500 plus $3,200 plus $12,000. That is a deduction illustration, not a $46,700 tax refund or tax saving. Their actual tax depends on income, tax rates, credits and other facts.

Suppose their potentially allowable itemized deductions instead total $38,000. The comparison is between that amount and the $34,700 standard deduction including the age additions. The separate $12,000 senior deduction can potentially be available either way; it should not be added to only one side of the comparison. The tax preparer must still verify the itemized amounts and all eligibility conditions. [3][5]

This is why telling a preparer only that “we are over 65” is not enough. Birth dates, income details and filing status affect the calculation, and the new deduction does not replace the need to report retirement income correctly.

Reconcile the records before choosing a filing date

Gather wage and retirement distribution forms, investment tax statements, charitable records and information about estimated payments. Compare the expected accounts with the forms received. A missing statement can matter more than filing on the first available day.

If you completed a Roth conversion, sold an investment, made a qualified charitable distribution or had a change in health coverage, flag the transaction specifically and provide its date, amount and supporting account record. The tax form may not communicate every fact needed to report it correctly. For example, documentation of a charitable transfer and the account from which it was made can be essential to the preparer's treatment. [6]

Review names, taxpayer identification information and bank details carefully. If a custodian says a corrected form is expected, discuss the timing with the preparer. Filing quickly and then correcting avoidable omissions can create more work for everyone.

An extension generally extends the filing deadline rather than the time to pay. If records are incomplete, ask how to estimate and pay the amount due while arranging the appropriate filing extension. Do not assume an unfinished return suspends the payment obligation. [1]

Give remaining contributions the correct year

Some eligible IRA contributions for 2025 can still be made by the applicable return due date, generally without regard to a filing extension. The account provider needs the intended contribution year, and the contribution must satisfy that year's compensation and other requirements. [6]

The 2025 IRA limit is $7,000, plus a $1,000 age-50 catch-up. The higher 2026 limits do not apply retroactively to a 2025 contribution made in early 2026. Traditional IRA deductibility and Roth IRA eligibility require separate income and coverage checks. [6][7]

Before filing, ask for a short list of unresolved items: missing documents, uncertain deduction eligibility, remaining contribution decisions and the expected balance due or refund. Give each item an owner and a completion date, and confirm whether it affects the payment estimate or only the filing work. A useful tax-season meeting should leave you with a clear filing plan and a separate set of decisions for the year ahead.

Related reading

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Educational information, not personalized investment, tax, legal or benefits advice. Examples use hypothetical assumptions. Verify current rules and your circumstances before acting.

Sources

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