Payroll State Tax Resources

To sign up with Square’s online payroll services and have your payroll taxes withheld, paid, and filed through us, your business must be registered with your state agency or agencies. The registration process differs in each state, but we’ve got you covered with easy-to-follow instructions.

Click on your state below for agency registration instructions, contact information, and tax forms we file on your behalf:

Alaska

Alabama

Arizona

Arkansas

California

Colorado

Connecticut

Delaware

District of Columbia

Florida

Georgia

Hawaii

Idaho

Illinois

Indiana

Iowa

Kansas

Kentucky

Louisiana

Maine

Maryland

Massachusetts

Michigan

Minnesota

Mississippi

Missouri

Montana

Nebraska

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina

North Dakota

Ohio

Oklahoma

Oregon

Pennsylvania

Rhode Island

South Carolina

South Dakota

Tennessee

Texas

Utah

Vermont

Virginia

Washington

West Virginia

Wisconsin

Wyoming