Tax Year 2021 Exempt Organizations Modernized e-File (MeF) Providers - Form 990-T


Providers listed on this webpage are Approved IRS e-file Providers; however, they are not part of, nor do they have any special relationship with the Internal Revenue Service.

The following companies have passed the IRS Assurance Testing System (ATS) requirements for Software Developers of electronic Exempt Organizations returns for Tax Year 2021. Meeting the requirements means that the software can provide correct data in the proper format for processing by IRS 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. It is the filer's responsibility to contact the provider to determine if the software meets their needs.

The providers are not listed in any particular order.

CrossLink Professional Tax Solutions, LLC

16916 S. Harlan Road, Lathrop, CA 95330, 800-345-4337

Lacerte Software

Intuit Inc. 5601 Headquarters Drive, Plano, TX 75024-5839, (833) 578-7542

CCH a Wolters Kluwer business

9111 E. Douglas, Suite 300, Wichita, KS 67207, 800-PFX-9998, (800-739-9998)

Profit Developers Inc - DBA SAXTAX

PO Box 7280 Port St Lucie FL 34985, (772) 337-2921 or

ProConnect Tax Online

Intuit Inc. 5601 Headquarters Drive, Plano, TX 75024-5839, (833) 616-3193


7535 Torrey Santa Fe Rd, San Diego, CA 92129, (800) 934-1040

CCH Small Firm Services - ATX

225 Chastain Meadows Ct NW, Kennesaw, GA 30144, 866-345-4172

Thomson Reuters ONESOURCE Trust Tax

2395 Midway Road, Bldg. 1, Carrollton, TX 75006-2575, (800) 327-8829

GOSYSTEM - Thomson Reuters

2395 Midway Road, Carrollton, TX 75006, (800) 968-8900

Drake Software

235 East Palmer Street, Franklin, NC 28734, (828) 524-8020

Advanced Tax Solutions, LLC

1603 Capitol Ave, Suite 310 A254, Cheyenne, WY 82001, 307-414-1211,

TaxSlayer Pro

3003 TaxSlayer Drive, Evans, GA 30809, (800) 420-1040

Crowe LLP

225 W Wacker Drive, Suite 2600, Chicago, IL 60606,


1425 60th Street NE, Cedar Rapids, IA 52402, 319-373-3600


2685 Celanese Rd, Suite 103, Rock Hill, SC 29732, 704-839-2321 or