www.irs.gov – Internal Revenue Service

Publication 54, Tax Guide for U.S. Citizens and Resident Aliens Abroad

State Tax Links

Alabama – Alabama Department of Revenue

Alaska – Alaska Department of Revenue

Arizona – Arizona Department of Revenue

Arkansas – Arkansas Department of Finance and Administration

California – California Franchise Tax Board

Colorado – Colorado Department of Revenue

Connecticut – Connecticut Department of Revenue Services

Delaware – Delaware Division of Revenue

Florida – Florida Department of Revenue

Georgia – Georgia Department of Revenue

Hawaii – Hawaii Department of Taxation

Idaho – Idaho State Tax Commission

Illinois – Illinois Department of Revenue

Indiana – Indiana Department of Revenue

Iowa – Iowa Department of Revenue and Finance

Kansas – Kansas Department of Revenue

Kentucky – Kentucky Revenue Cabinet-Online Taxpayer Service Center

Louisiana – Louisiana Department of Revenue

Maine – Maine Revenue Services

Maryland – Maryland Comptroller of the Treasury

Massachusetts – Massachusetts Department of Revenue

Michigan – Michigan Department of Treasury

Minnesota – Minnesota Department of Revenue

Mississippi – Mississippi Tax Commission

Missouri – Missouri Department of Revenue

Montana – Montana Department of Revenue

Nebraska – Nebraska Department of Revenue

Nevada – Nevada Department of Taxation

New Hampshire – New Hampshire Department of Revenue Administration

New Jersey – New Jersey Division of Taxation

New Mexico – New Mexico Taxation and Revenue

New York – New York Department of Taxation & Finance

North Carolina – North Carolina Department of Revenue

North Dakota – North Dakota State Tax Department

Ohio – Ohio Department of Taxation

Oklahoma – Oklahoma Tax Commission

Oregon – Oregon Department of Revenue

Pennsylvania – Pennsylvania Department of Revenue

Rhode Island – Rhode Island Division of Taxation

South Carolina – South Carolina Department of Revenue

South Dakota – South Dakota Department of Revenue and Regulation

Tennessee – Tennessee Department of Revenue

Texas – Texas Comptroller of Public Accounts

Utah – Utah State Tax Commission

Vermont – Vermont Department of Taxes

Virginia – Virginia Department of Taxation

Washington – Washington Department of Revenue

Washington D.C. – District of Columbia Office of Tax and Revenue

West Virginia – West Virginia Department of Tax and Revenue

Wisconsin – Wisconsin Department of Revenue

Wyoming – Wyoming Department of Revenue