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2023 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 |
Sales, |
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Sales |
Use |
Withholding |
City of Detroit Withholding |
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Aatrix Software, Inc |
X | X | |||
Accountants World, LLC |
X | ||||
ADP Tax Services, Inc. |
X | X |
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Advantage Payroll Services |
X | X | |||
Asure Payroll Tax Management LLC |
X | X | |||
Avalara, Inc |
X | X | X | ||
Breedlove and Associates LLC |
X | ||||
Business Software Inc |
|||||
Ceridian HCM, Inc. |
X | X | |||
ConnectPay LLC |
X | X | |||
Data Service Center, Inc. |
X | ||||
Evolution HCM |
X | X | |||
Greenshades Software |
|||||
isolved |
X | X | |||
MasterTax LLC |
X | X | |||
MPAY, Inc. dba Payentry |
X | X | |||
OneSource Virtual |
X | X | |||
OnPay |
X | X | |||
Paychex, Inc. |
X | X | |||
Paycom Payroll, LLC |
X | X | |||
Paycor, Inc. |
X | ||||
Primepoint HRMS & Payroll |
|||||
QuickBooks Payroll |
X | X | |||
R & A Accounting LLC |
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Square Payroll |
X | ||||
TaxTime USA, Inc. |
X | X | X | ||
TaxJar, A Stripe Company |
X | X | |||
Thomson Reuters |
X | X | |||
Vertex, Inc. |
X | X | X |