Home
Pricing
Security
FAQs
About Us
Academy
TIN Matching
Menu
Home
Pricing
Security
FAQs
About Us
Academy
TIN Matching
Sign Up
Log In
W9manager Academy
Dashboard
Videos
Ask An Expert
Articles
FAQs
State Compliance
IRS Links
Menu
Dashboard
Videos
Ask An Expert
Articles
FAQs
State Compliance
IRS Links
Subscribe to receive the latest tips and updates
What files do the IRS use in the matching process?
The DM-1 File — A file containing all SSNs ever issued by the SSA
The EIN-Name Control File — A file containing all the IRS-assigned EINs
The ITIN File — A file containing all the IRS-assigned ITINs (On DM-1)
The ATIN File — A file containing all the IRS-assigned ATINs (On DM-1)