E-file diagnostic: Driver license/ID last four characters
Add driver's license or state ID information to resolve this Colorado e-filing diagnostic.
You may see this error message:
Colorado Electronic Filing: Failure to include the driver license/ID last four characters, state of issue, and/or date of issue may delay the processing of the return.
Colorado requires driver's license or state ID information for e-filed returns. This diagnostic appears when the required information is missing or incomplete.
- Go to .
- Complete theDriver's license or state issued ID numberfield.Enter the last 4 characters, state of issue, and date of issue.
- Recompute the return to clear the diagnostic.