Illinois Department of Revenue
 
 
Electronic Services
 
 
 
 
 

Approved Third Party Software Vendors for Business Income Tax (BIT) Filers

 
 

If you choose to have a third party file your return, you may wish to choose from the following software vendors currently approved by the department to electronically file some or all Illinois business income tax returns and corresponding forms and schedules.

Note: Software vendors are deemed approved after they register and have their product approved through testing. These companies may be web-based companies or traditional software development companies that produce a product for the purpose of formatting and transmitting electronic returns.

CCH, Small Firm Services
Product Name: ATX
Website: www.atxinc.com
Phone: 866 345-4171 (sales)
866 641-9473 (support)

CCH, Inc., A WoltersKluwer Company
Product Name: ProSystemfx
WebSite: www.prosystemfx.com
Phone: 800 739-9998
CCH, Small Firm Services
Product Name: TaxWise
Website: www.TaxWise.com
Phone: 866 345-4171
CorpTax, Inc.
Product Name: Corptax
Website: www.corptax.com
Phone: 800-966-1639
CS Professional Suite
Product Name : UltraTax CS
Website: www.cs.thomsonreuters.com
Phone: 800 968-8900
Drake Software, LLC
Product Name: Drake Software
Website: www.drakesoftware.com
Phone: 828-524-8020 (support)
800-890-9500 (sales)
GoSystem Tax
Product Name: GoSystem Tax
Website: www.cs.thomsonreuters.com/gosystem/
Phone: 800-865-5257
H & R Block
Product Name: BlockWorks
Website: www.hrblock.com
Phone: 800-HRBLOCK
Intuit
Product Name: Lacerte Software
Website: www.lacertesoftware.com
Phone: 800 765-7777 (sales)
800 933-9999 (support)
Intuit
Product Name: Pro Series
WebSite: www.Proseries.intuit.com
Phone: 800 934-1040 (sales)
800 434-6818 (support)
Intuit
Product Name: Tax Online
WebSite: www.Intuit.com
Phone: 800 934-1040 (sales)
800 434-6818 (support)
ONESOURCE Income Tax
Product Name: ONESOURCE Income Tax
Website: onesource.thomsonreuters.com/incometax
Phone: 800-865-5257
On-Line Taxes, Inc.
Product Name: OLTPRO Professional Tax Software
Website: www.OLTPRO.com
Phone: 816-232-9095 (support)
877-OLT-4-PRO (sales)

Petz Enterprises, Inc.
Product Name:  Crosslink
Website:  www.crosslinktax.com
Phone:  800.345.4337

TaxAct
Product Name: TaxACT
Website: www.taxact.com
Phone: 800 573-4287 (support/sales)
TaxSlayer Pro
Product Name: TaxSlayer Pro
Website: www.TaxSlayerPro.com
Phone: 888 420-1040 (sales)
706-868-0985 (support)
Taxsoftware.com
Product Name: Taxsoftware.com
Website: www.taxsoftware.com
Email: help@taxsoftware.com
Tax Technologies, Inc.
Product Name: Tax Series
WebSite: http://www.taxseries.com/
Phone: 866 239-4884
TaxWorks, Inc.
Product Name: TaxWorks
WebSite: http://cs.thomsonreuters.com/TaxWorks/
Phone: 800 230-2322 (sales)
800 843-1139 (support)
Thomson Reuters
Product Name: Agile Tax
Website:  http://AgileTax.com
Phone: 855-AGILE-TAX (244-5382)
Thomson Reuters
Product Name: Tax Simple
Website: http://TaxSimple.com
Support@TaxSimple.com
Vertex, Inc
Product Name: Vertex Income Tax Domestic
Website: www.vertexinc.com
Phone: 800 635-1120

For questions regarding this program, please contact the Electronic Commerce Division at 1-866-440-8680.

Note: Some taxpayers are required to pay their tax electronically using Electronic Funds Transfer.
 
 
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