TaxMath

Tax Notes & News

Updates, analysis, and notes for federal and state/provincial tax information. Use the links below to jump to the live Tax Tables for each jurisdiction, or read our in-depth articles.

Federal

Federal income tax brackets, capital gains, and standard deduction. Our tables are driven by the same data used in the calculator.

Recent notes

2026 tax changes: One Big Beautiful Bill Act

Six new federal deductions — tips, overtime, car loan interest, senior bonus, expanded SALT cap, and Trump Accounts — all effective for 2026.

2026 Federal income tax brackets

TCJA rates preserved by the OBBB: 10%–37% brackets with inflation-adjusted thresholds. Standard deduction $16,100 single / $32,200 MFJ.

Estate tax exemption rises to $15M — permanently

The OBBB made the elevated estate/gift tax exemption permanent at $15M per person ($30M per couple), indexed to inflation.

2025 Federal income tax brackets

Inflation-adjusted federal brackets and standard deduction for tax year 2025.

2024 Federal income tax brackets

IRS Revenue Procedure 23-34: 2024 inflation-adjusted brackets and standard deduction for single filers.

Federal articles

The One Big Beautiful Bill: What Actually Changed for 2026

A plain-language breakdown of the six new federal tax deductions — tips, overtime, car loan interest, senior bonus, expanded SALT, and Trump Accounts — including who qualifies and phase-outs most people miss.

All articles →

Canadian provinces

Select a province to open its rate tables. Federal (Canada) and provincial brackets are available on the Tax Tables page.

Browse all tax tables by year and jurisdiction →