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2022 Approved Software Developers

The following companies have passed the Michigan Department of Treasury (Treasury) Assurance Testing System (ATS) requirements for Software Developers of electronic returns to Treasury. Treasury does not endorse any specific company or its product or services. Meeting the requirements means that the software can provide correct data in the proper format for processing by Treasury's systems. It does not mean that a software package includes every possible schedule or attachment, or that it will meet the needs of all filers.

Approved Software Vendors

Essential
Services
Assessment

Sales,
Use and Withholding

Sales

Use

Withholding

City of Detroit Withholding

Aatrix Software, Inc
www.aatrix.com/efile/
701-746-6814 (Windows OS Users)
701-746-6017 (Mac OS Users)

      X X

Accountants World, LLC
www.accountantsworld.com
888-999-1366

      X  

ADP Tax Services, Inc.
www.adp.com
800-225-5237

      X X

Advantage Payroll Services
Advantage

www.advantagepayroll.com
877-777-9567

      X X

Asure Payroll Tax Management LLC
www.asuresoftware.com

949-225-3000
       X  

Avalara, Inc
www.avalara.com
877-780-4848

  X X    

Breedlove and Associates LLC
HomePay

https://myhomepay.com
888-273-3356

      X  

Business Software Inc
www.bsi.com
888-293-3413

      X  

Ceridian HCM, Inc.
www.Ceridian.com
1-855-432-9367

      X X

ConnectPay LLC
https://connectpayusa.com
978-450-2900

      X X

Data Service Center, Inc.
www.dscpayroll.com
419-473-1165

      X  

Evolution HCM
www.asuresoftware.com
888-323-8835

      X  

Greenshades Software
go.greenshades.com

888-255-3815
       

Intuit Payroll
https://quickbooks.intuit.com/payroll/
1-800-446-8848

      X X

isolved 
www.isolvedhcm.com
800-733-8839

      X X

MasterTax LLC
https://www.mastertax.com/
(877) 706-0510

      X X

MPAY
Millennium
Payentry

www.Payentry.com
888-632-2940

      X X

OneSource Virtual
TaxEx

www.OneSourceVirtual.com
(888) 868-0800

      X X

Paychex, Inc.
Paychex

www.paychex.com
800-322-7292

      X X

Paycor, Inc.
www.paycor.com
800-381-0053   

      X  

Primepoint HRMS & Payroll
www.primepoint.com
1-800-600-5257

      X  

R & A Accounting LLC
www.almohaseb.us

810-471-8489
  X X X  

Square Payroll
Square

https://squareup.com/payroll
1-800-573-4003

      X  

TaxTime USA, Inc.
MI Sales Tax Express
PPT Express
www.TaxTimeUsa.com
248-642-7070

  X X X  

TaxJar, A Stripe Company
www.taxjar.com/autofile/
support@TaxJar.com

  X X    

Thomson Reuters
UltraTax CS, Accounting CS

www.tax.thomsonreuters.com/cs-professional-suite/
800-968-8900
cs.sales@tr.com

      X X

Vertex, Inc.
www.vertexinc.com
800-355-3500

  X X X