State

Alabama

Department of Revenue
http://www.ador.state.al.us/

Department of Industrial Relations
Unemployment Compensation Division
http://www.dir.state.al.us/uc.htm

Alaska

No State Withholding Taxes 

Department of Labor
Employment Security Division
http://www.labor.state.ak.us/

Arizona

State Department of Revenue
http://www.revenue.state.az.us/index.html

State Fund, Workers' Compensation Insurance
http://www.statefund.com/

Arkansas

Department of Finance and Revenue
http://www.state.ar.us/dfa/taxes/wh_tax/index.html

Employment Security Department
http://www.state.ar.us/esd/

California

Payroll and Other Taxes
http://www.taxes.ca.gov/index2.htm

California Employment Development Department 
http://www.dir.ca.gov/workers'_comp.html

Colorado

Department of Revenue
http://www.state.co.us/gov_dir/revenue_dir/home_rev.html

Department of Labor and Employment
http://unemploytax.cdle.state.co.us/

Connecticut

Department of Revenue Services
http://www.state.ct.us/drs

Department of Labor
http://www.ctdol.state.ct.us/

Delaware

State Department of Revenue
http://www.state.de.us/revenue

Department of Labor
http://www.delawareworks.com/

Florida

No State Withholding Taxes

Department of Labor and Employment Security
Division of Unemployment Compensation
http://www.fdles.state.fl.us/uc/empinfo.htm

Georgia

Department of Revenue
http://www2.state.ga.us/Departments/dor/

Department of Labor
http://www.dol.state.ga.us/ui/

Hawaii

Department of Budget & Finance
http://www.state.hi.us/icsd/dbf/dbf.html

The Department of Labor and Industrial Relations
Unemployment Insurance Division
http://www.aloha.net/~edpso/annual.html

Idaho

State Tax Commission
http://www2.state.id.us/tax/index.html

Department of Labor
http://www.labor.state.id.us/id-gen-e.htm#menu

Indiana

Department of Revenue
http://www.ai.org/dor/

Workers' Compensation Board of Indiana
http://www.ai.org/wkcomp/

Iowa

Department of Revenue and Finance
http://www.state.ia.us/government/drf/

Division of Workers' Compensation
http://www.state.ia.us/government/wd/wc/index.html

Kansas

Department of Revenue
http://www.ink.org/public/kdor

Kansas Department of Human Resources
Division of Employment Security
http://www.hr.state.ks.us/ui/html/EnUI.htm

Kentucky

Revenue Cabinet
http://home.state.ky.us/TransferShortCut.asp?LKSYSID=36

Division for Unemployment Insurance

Louisiana

State Department of Revenue
http://www.rev.state.la.us/

Maine

Revenue Services
http://janus.state.me.us/revenue/

Department of Labor
Bureau of Unemployment Compensation
http://www.state.me.us/labor/ucd/Default.htm

Maryland

Comptroller of the Treasury
http://www.comp.state.md.us/

Department of Labor, Licensing and Regulation
Division of Employment and Training
http://www.dllr.state.md.us/index.html

Maryland State Tax
http://www.comp.state.md.us

Massachusetts

Department of Revenue
http://www.magnet.state.ma.us/tax.htm

Massachusetts Division of Employment and Training
http://www.detma.org/claimant/

Minnesota

Department of Revenue
http://www.state.mn.us/ebranch/mdor/

Michigan

Department of Treasury
http://www.treas.state.mi.us/

Mississippi

State Tax Commission
http://www.mstc.state.ms.us/

Mississippi Employment security Commission
http://www.mesc.state.ms.us/tax/index.html

Missouri

Department of Revenue
http://dor.state.mo.us/

Department of Labor and Industrial Relations
Division of Employment Security
http://www.dolir.state.mo.us/es/ui-tax/main.htm

Montana

State Department of Revenue
http://www.discoveringmontana.com/css/default.asp

Unemployment Insurance Division
http://uid.dli.state.mt.us/

Nebraska

Department of Revenue
http://www.nol.org/home/NDR

Unemployment Insurance Division
http://www.dol.state.ne.us/center.cfm?PRICAT=2&SUBCAT=2Z

Nevada

No State Withholding Taxes

Employment Security Division
http://detr.state.nv.us/es/es_index.htm

New Hampshire

No State Withholding Taxes

Employment Security
http://www.nhworks.state.nh.us/ucpage.htm

New Jersey

Division of Revenue
http://www.state.nj.us/treasury/revenue/paysoft.htm

Unemployment Insurance
http://www.wnjpin.state.nj.us/OneStopCareerCenter/JobSeeker/
Unemployment/index.html

New Mexico

Revenue Department
http://www.state.nm.us/tax/

Unemployment Insurance (U.I.) Bureau
http://www.dol.state.nm.us/

New York

State Department of Taxation & Finance
http://www.tax.state.ny.us/

Department of Labor
http://www.labor.state.ny.us/html/uimainpg.htm

North Carolina

Department of Revenue
http://www.dor.state.nc.us/

Department of Commerce
Employment Security Commission
http://www.esc.state.nc.us/

North Dakota

State Tax Department
http://www.state.nd.us/taxdpt

Job Service
http://www.state.nd.us/jsnd/uins.htm

Ohio

Department of Taxation
http://www.state.oh.us/

Bureau of Employment Services
http://www.state.oh.us/obes/

Oklahoma

Tax Commission
http://www.oktax.state.ok.us/oktax/

Employment Security Commission
http://www.oesc.state.ok.us/

Oregon

Department of Revenue
http://www.dor.state.or.us/

Employment Department
http://www.emp.state.or.us/

Pennsylvania

Department of Revenue
http://www.revenue.state.pa.us/

Department of Labor and Industry
Employment Assistance Services
http://www.li.state.pa.us/uc/index.html

Rhode Island

Division of Taxation
http://www.tax.state.ri.us/

Department of Labor and Training
http://www.det.state.ri.us/

South Carolina

Department of Revenue
http://www.sctax.org/

Employment Security Commission
http://www.sces.org/ui/Index.htm

South Dakota

No State Withholding Taxes

Unemployment Insurance Division
http://www.state.sd.us/dol/ui/ui-home.htm

Tennessee

No State Payroll Taxes

Department of Employment Security
http://www.state.tn.us/labor-wfd/esdiv.html

Texas

No State Withholding Taxes

Texas Workforce Commission
http://www.twc.state.tx.us/ui/bnfts/employerinfo.html

Utah

Tax Commission
http://www.tax.ex.state.ut.us/
Department of Workforce Services
http://ui.dws.state.ut.us/

Vermont

Department of Taxes
http://www.state.vt.us/tax/

Unemployment Compensation Division
http://www.det.state.vt.us/~detui/ui-div.htm

Virginia

Department of Taxation
http://www.tax.virginia.gov/

Unemployment Insurance Services
http://www.vec.state.va.us/vecportal/unins/insur.cfm

Washington

No State Withholding Taxes

Unemployment Security Department
http://www.wa.gov/esd

Washington DC

http://www.taxpayerservicecenter.com/FR500_Instructions.jsp

West Virginia

Department of Tax & Revenue
http://www.state.wv.us/taxrev/

West Virginia Bureau of Employment Programs
Unemployment Compensation
http://www.state.wv.us/bep/uc/default.htm

Wisconsin

Department of Revenue
http://www.dor.state.wi.us/

Department of Workforce Development
Unemployment Insurance Division
http://www.dwd.state.wi.us/ui

Wyoming

No State Withholding Taxes

Department of Employment
Workers' Safety and Compensation Division
http://wydoe.state.wy.us/wscd/