← USA Paycheck Calculator
Changelog
Guideline version and last-verified date, by state
State
Guideline Version
Effective Date
Last Verified
Source
Alabama
2026-AL-v1
2026-01-01
2026-07-26
Alabama Department of Revenue
Alaska
2026-AK-v1
1980-01-01
2026-07-26
Alaska Department of Revenue
Arizona
2026-AZ-v1
2023-01-01
2026-07-26
Arizona Department of Revenue
Arkansas
2026-AR-v1
2026-01-01
2026-07-26
Arkansas Department of Finance and Administration
California
2026-CA-v1
2026-01-01
2026-07-26
California Franchise Tax Board
Colorado
2026-CO-v1
2022-01-01
2026-07-26
Colorado Department of Revenue
Connecticut
2026-CT-v1
2026-01-01
2026-07-26
Connecticut Department of Revenue Services
Delaware
2026-DE-v1
2026-01-01
2026-07-26
Delaware Division of Revenue
District of Columbia
2026-DC-v1
2026-01-01
2026-07-26
DC Office of Tax and Revenue
Florida
2026-FL-v1
1924-01-01
2026-07-26
Florida Department of Revenue
Georgia
2026-GA-v1
2026-01-01
2026-07-26
Georgia Department of Revenue / Office of the Governor
Hawaii
2026-HI-v1
2026-01-01
2026-07-26
Hawaii Department of Taxation
Idaho
2026-ID-v1
2025-03-01
2026-07-26
Idaho State Tax Commission
Illinois
2026-IL-v1
2017-07-01
2026-07-26
Illinois Department of Revenue
Indiana
2026-IN-v1
2026-01-01
2026-07-26
Indiana Department of Revenue
Iowa
2026-IA-v1
2026-01-01
2026-07-26
Iowa Department of Revenue
Kansas
2026-KS-v1
2026-01-01
2026-07-26
Kansas Department of Revenue
Kentucky
2026-KY-v1
2026-01-01
2026-07-26
Kentucky Department of Revenue
Louisiana
2026-LA-v1
2025-01-01
2026-07-26
Louisiana Department of Revenue
Maine
2026-ME-v1
2026-01-01
2026-07-26
Maine Revenue Services
Maryland
2026-MD-v1
2026-01-01
2026-07-26
Comptroller of Maryland
Massachusetts
2026-MA-v1
2023-01-01
2026-07-26
Massachusetts Department of Revenue
Michigan
2026-MI-v1
2026-01-01
2026-07-26
Michigan Department of Treasury
Minnesota
2026-MN-v1
2026-01-01
2026-07-26
Minnesota Department of Revenue
Mississippi
2026-MS-v1
2026-01-01
2026-07-26
Mississippi Department of Revenue
Missouri
2026-MO-v1
2026-01-01
2026-07-26
Missouri Department of Revenue
Montana
2026-MT-v1
2026-01-01
2026-07-26
Montana Department of Revenue
Nebraska
2026-NE-v1
2026-01-01
2026-07-26
Nebraska Department of Revenue
Nevada
2026-NV-v1
1864-01-01
2026-07-26
Nevada Department of Taxation
New Hampshire
2026-NH-v1
2025-01-01
2026-07-26
New Hampshire Department of Revenue Administration
New Jersey
2026-NJ-v1
2026-01-01
2026-07-26
New Jersey Division of Taxation
New Mexico
2026-NM-v1
2025-01-01
2026-07-26
New Mexico Taxation and Revenue Department
New York
2026-NY-v1
2026-01-01
2026-07-26
New York State Department of Taxation and Finance
North Carolina
2026-NC-v1
2026-01-01
2026-07-26
North Carolina Department of Revenue
North Dakota
2026-ND-v1
2026-01-01
2026-07-26
North Dakota Office of State Tax Commissioner
Ohio
2026-OH-v1
2026-01-01
2026-07-26
Ohio Department of Taxation
Oklahoma
2026-OK-v1
2026-01-01
2026-07-26
Oklahoma Tax Commission
Oregon
2026-OR-v1
2026-01-01
2026-07-26
Oregon Department of Revenue
Pennsylvania
2026-PA-v1
2004-01-01
2026-07-26
Pennsylvania Department of Revenue
Rhode Island
2026-RI-v1
2026-01-01
2026-07-26
Rhode Island Division of Taxation
South Carolina
2026-SC-v1
2026-01-01
2026-07-26
South Carolina Department of Revenue
South Dakota
2026-SD-v1
1943-01-01
2026-07-26
South Dakota Department of Revenue
Tennessee
2026-TN-v1
2021-01-01
2026-07-26
Tennessee Department of Revenue
Texas
2026-TX-v1
2019-01-01
2026-07-26
Texas Comptroller of Public Accounts
Utah
2026-UT-v1
2026-01-01
2026-07-26
Utah State Tax Commission
Vermont
2026-VT-v1
2026-01-01
2026-07-26
Vermont Department of Taxes
Virginia
2026-VA-v1
2026-01-01
2026-07-26
Virginia Department of Taxation
Washington
2026-WA-v1
1933-01-01
2026-07-26
Washington Department of Revenue
West Virginia
2026-WV-v1
2026-01-01
2026-07-26
West Virginia State Tax Department
Wisconsin
2026-WI-v1
2026-01-01
2026-07-26
Wisconsin Department of Revenue
Wyoming
2026-WY-v1
1913-01-01
2026-07-26
Wyoming Department of Revenue