New Mexico e-filing

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Important reminder!

Licenses for Payroll CS, Trial Balance CS, and Write-Up CS (but not Engagement CS) permanently expired on March 1, 2017.

For details, see CSA license expiration 2017 – frequently asked questions.

Some processes documented in the Help & How-To Center are no longer applicable, due to the discontinuation of these CSA modules.

Note: After setting up a Third-Party Administrator account, you will be assigned a Third-Party Administrator (TPA) number that is required prior to processing New Mexico forms for electronic filing.

Forms ES-903A and ES-903B

When you are ready to prepare the forms, follow these steps.

  1. Choose File > Print when the New Mexico Payroll Tax Processing window is open.
  2. Mark the Create SUTA file checkbox and then click OK.
  3. Choose File > SUTA File Utilities to do any of the following:
    • Combine Files
    • Preview Files
    • Remove Clients
    • Save to Submittable Format
    • Restore from Submittable Format
  4. Select File > SUTA File Utilities > Save to Submittable Format. Choose the file location and then click OK.


    • When the file is created, it is automatically encrypted for security. Before submitting the file to the appropriate agency you must use the Save to Submittable Format command, at which point the files are decrypted.
    • The file format is ICESA.
  5. Navigate to the New Mexico Department of Labor website and choose Unemployment Insurance Tax.
  6. Click the Bulk Filing tab and then click the Link to ULS link to log into the Tri-Agency Platform to e-file your bulk file.

Prior to uploading your files you must register and create a user profile to obtain a login ID and password for bulk filing.

See also: State e-filing overview

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