• IRS – Internal Revenue Service
  
• United States Department of Labor
• EFTPS – The Electronic Federal Tax Payment System

Links for States currently being utilized:
(All states are available)

• Georgia
  • Georgia Tax Center – Georgia electronic customer self-service portal that allows you to manage your taxes online
  • Georgia Department of Labor – File Tax and Wage Reports and Make Payments
    
• Illinois
  • Illinois Taxnet – State of Illinois Withholding & Unemployment Insurance filings
• Massachusetts
  • WEBFILE – Massachusetts Department of Revenue Webfile for Business
    
  • Massachusetts Department of Revenue
  • Massachusetts Attorney General
    
  • QUEST – Massachusetts Division of Unemployment Assistance and Wage filing
    
• Maine
  • STATE OF MAINE – Maine Revenue Services and Department of Labor
• Missouri
  • State of Missouri – Missouri Department of Revenue
    
  • USTAR – Missouri Unemployment Insurance filing
    
• Rhode Island
  • RI Business Tax Filings – Rhode Island Business Taxes Division of Taxation
    
  • State of Rhode Island Employer Wage Taxes TX-17 Division of Taxation – Employer Tax Section
    
• Vermont
  • VTBizFile Business Taxes Online –  A service of the Vermont Department of Taxes