Software Developer Testing Information

NCDOR requests that all software developers register and participate in our eNC3 file format testing and review process. This process will allow the Department to:

  • Verify your file formats are correct
  • Display your product(s) on the Department's website




Testing Information

Instructions for Test File Format and Product Review Process including Scenarios

  • eNC3 Product Registration Form
  • Testing Instructions and Requirements
    • Test File Scenario Package
      1. If a scenario cannot be submitted, please provide a detailed explanation why and when you anticipate the file will be submitted.
    • Test File Data Requirements
      1. Test SSNs, FEIN/EINs cannot be all 0's, 6's or 9's
      2. Do Not use Personal Identifying Information (PII) or Federal Taxable Income (FTI) information in your text files. All test data should be dummy (fake) information that cannot be associated with a valid taxpayer account.