QuickBooks Support—Visit the corporate website for QuickBooks support.
Online Tax Payments
EFTPS—Allows you to pay your Federal corporate and individual taxes electronically without a fee. Advanced registration is required and you should allow 2 weeks time for the registration to be accepted prior to attempting an EFTPS electronic payment.
PAY1040.com—Allows you to pay your Federal income taxes electronically. Please note that Pay1040.com does charge a convenience fee for this service.
Pay Illinois State Taxes—Pay and file your state tax online.