The Leader in Bulk TIN Matching for 1099, W-2, & 1042-S Tax Forms.

TIN Matching

Individual or Bulk TIN Validation

1099 Pro - Bulk TIN Matching

Avoid $280/mismatch penalties! Utilize 1099 Pro's Bulk TIN Matching Service!

Offer Details:

  • Available to current 1099 Pro, 1042-S Pro and Corporate Suite software customers.
  • $135 per file. Each file can contain up to 100,000 records.
  • Contact if the file is greater than 100,000 records.
  • Approximately 24 hour turn-around time.

Bulk TIN Checking is an essential compliance and risk mitigation service that identifies TIN/Name mismatches prior to filing with the IRS. Penalties can be assessed at up to $560/record at the IRS's discretion.

Simple Upload Instructions:

  • Option 1 (Fastest Results):
  1. In 1099 Pro, 1042-S Pro or Corporate Suite software use the Bulk TIN Match Upload wizard to create and submit your upload. For instructions watch this video.
  • Option 2 (Manual Upload):
  1. File format and secure upload specifications: Click to download
  2. Be sure to include "TIN MATCHING UPLOAD TRANSMITTED" as the subject of your email.
  3. You're finished!


Real Time TIN Matching -

Another great option to validate your TIN/Name combinations via individual checks or bulk! is a straight-forward and user friendly resource; simply log in and instantly gain access to multiple verification sources in one place.

Bulk TIN Matching -

TINCheck's Bulk TIN Match service is available to active TINCheck accounts (no 1099 Pro, 1042-S Pro, or Corporate Suite software purchase is required).

How It Works

  1. Go to and create an account by purchasing a monthly or prepaid plan.
    • A professional email address is required to create an account (i.e., free email addresses such as or are not allowed).
  2. Email a request for Bulk TIN pricing and access.
  3. Once approved, submit Bulk TIN uploads directly via Verify individual TIN/Name combinations on the site, too!

Other TIN Matching Options with

There are a number of great options to validate TIN/Name combinations through if you have not purchased software. Simply log in and follow our simple instructions to instantly gain access to multiple validation sources in one place.

  • Complete ID validation: TIN/Name, OFAC, DMF, ELPS, LEIE
  • Integrate our API/web service into your existing systems for seamless vendor onboarding
  • Prepaid plans or monthly subscription options available
  • Bulk TIN Checks
  • Visit for more information

Every Month, Every Week, Every Day.
Be Safe, Be Compliant.

The Service Bureau - Bulk TIN Matching
Phone: 866-444-3559
Email: - Additional Services
Phone: 866-452-3467

1099 Pro - SOC I Type II Security