All state calculator pages
Pick your state to see the same federal overtime premium deduction estimate, plus state-specific reminders and official links. This is informational only.
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States often described as having no broad wage income tax
These pages emphasize federal withholding and employer payroll definitions. See the guide: States with no broad wage income tax.
States with progressive income tax systems (general note)
These pages focus on checking conformity and residency/part-year rules. See the guide: High / progressive state income tax overview.
All other states
For most users, the key is how your state conforms (or decouples) from federal changes. See: State conformity guide.
Alabama
Arizona
Arkansas
Colorado
Connecticut
Delaware
Georgia
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Mississippi
Missouri
Montana
Nebraska
New Mexico
North Carolina
North Dakota
Ohio
Oklahoma
Pennsylvania
Rhode Island
South Carolina
Utah
Vermont
Virginia
West Virginia
Wisconsin
Tip: If your situation is nonresident/part-year, rely on your state agency guidance first. For federal withholding, use official IRS tools and forms.