Free calculators for the 2025 tax law

Work out what the new tax rules mean for your family

Trump Accounts for kids, plus the new deductions for tips, overtime, car loan interest and seniors. Every number on this site links to the IRS source it comes from.

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  • Tested against IRS worked examples

Calculators by topic

Due by 1 February 2027

New codes TT and TP on your 2026 W-2

For the first time, employers report qualified overtime in Box 12 code TT and tips in code TP. Type in what yours says and see what it's worth.

Decode my W-2

TT identifies qualified overtime compensation.

Employer contributions

Does your employer add to your child's account?

14 companies have said they will. Each entry links to where it was reported.

Search all employers
CompanyContributionSourceLast verified
JPMorgan ChaseMatches the $1,000 federal depositBusiness Insider
Bank of AmericaMatches the $1,000 federal depositBusiness Insider
Intel$1,000 for employees' childrenCPA Practice Advisor [DATE]
Charles Schwab$1,000 for eligible employeesBusiness Insider

Keep on track

Key dates

Three milestones for your family's planning calendar.

  1. 4 July 2026:

    Trump Accounts open for contributions.

  2. 1 February 2027:

    2026 W-2s due, the first with codes TT and TP.

  3. Tax years 2025 to 2028:

    The four Schedule 1-A deductions apply.

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Calculations you can audit

Every figure is tied to its IRS source and checked against published examples. Calculations happen locally in your browser, so your family's numbers stay yours.

Read our methodology