State Agencies

Alabama

• Department of Revenue
• Department of Labor
• AL Form A-4

Alaska

• Department of Revenue
• Unemployment - Employer's Registration - Online

Arizona

• Department of Revenue
• Department of Economic Security
• AZ Form A-4

Arkansas

• Department of Finance and Administration
• Department of Workforce Services
• Form AR4EC

California

• Employment Development Department
• Form DE 4

Colorado

• Department of Revenue
• Department of Labor and Employment
• Form W-4

Connecticut

• Department of Revenue
• Department of Labor
• Form CT-W4

Delaware

• Division of Revenue
• Division of Unemployment Insurance
• Form W-4

District of Columbia (DC)

• Office of Tax and Revenue
• Form D-4

Florida

• Department of Revenue

Georgia

• Department of Revenue
• Department of Labor
• Form G-4

Hawaii

• Department of Taxation
• Department of Labor and Industrial Relations
• Form HW-4

Idaho

• State Tax Commission
• Department of Labor
• Form W-4

Illinois

• Department of Revenue
• Department of Employment Security
• Form IL-W-4

Indiana

• Department of Revenue
• Department of Workforce Development
• Form WH-4

Iowa

• Department of Revenue
• Workforce Development
• Form IA W-4

Kansas

• Department of Revenue
• Department of Labor
• Form K-4

Kentucky

• Department of Revenue
• Division of Unemployment Insurance
• Form K-4

Louisiana

• Department of Revenue
• Workforce Commission
• Form L-4

Maine

• Revenue Services
• Department of Labor
• Form W-4ME

Maryland

• Comptroller of Maryland
• Form MW507

Massachusetts

• Department of Revenue
• Division of Unemployment Assistance
• Form M-4

Michigan

• Department of Treasury
• Department of Labor and Economic Opportunity
• Form MI-W4

Minnesota

• Department of Revenue
• Unemployment Insurance
• Form W-4

Mississippi

• Department of Revenue
• Department of Employment Security
• Form 89-350-18-3-1-000

Missouri

• Department of Revenue
• Department of Labor
• Form MO W-4

Montana

• Department of Revenue
• Department of Labor & Industry
• Form W-4

Nebraska

• Department of Revenue
• Department of Labor
• Form W-4

Nevada

• Department of Employment, Training and Rehabilitation

New Hampshire

• Employment Security

New Jersey

• Division of Taxation
• Labor and Workforce Development
• Form NJ-W4

New Mexico

• Taxation & Revenue
• Department of Workforce Solutions
• Form W-4

New York

• Department of Taxation and Finance
• Department of Labor
• Form IT-2104

North Carolina

• Department of Revenue
• Division of Employment Security
• Form NC-4

North Dakota

• Office of State Tax Commissioner
• Unemployment Insurance
• Form W-4

Ohio

• Department of Taxation
• Department of Job and Family Services
• Form IT-4

Oklahoma

• Tax Commission
• Employment Security Commission
• Form OK-W-4

Oregon

• Department of Revenue
• Employment Department
• Form OR-W-4

Pennsylvania

• Department of Revenue
• Office of Unemployment Compensation

Rhode Island

• Department of Revenue
• Department of Labor and Training
• RI W-4

South Carolina

• Department of Revenue
• Department of Employment and Workforce

South Dakota

• Department of Labor & Regulation

Tennessee

• Department of Labor & Workforce

Texas

• Workforce Commission

Utah

• State Tax Commission
• Department of Workforce Services
• Form W-4

Vermont

• Department of Taxes
• Department of Labor
• Form W-4VT

Virginia

• Department of Taxation
• Employment Commission
• Form VA-4

Washington

• Employment Security Department

West Virginia

• State Tax Department
• Workforce
• Form WV/IT-104

Wisconsin

• Department of Revenue
• Department of Workforce Development
• Form WT-4A

Wyoming

• Department of Workforce Services