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e-file Rejection Error: X0000-031 Zip Entry names must conform to the guidelines in Publication 4164.


🔍 e-file Rejection Error: X0000-031 Zip Entry names must conform to the guidelines in Publication 4164.

This reject may occur due to the pdf name, in cases where a pdf is attached to the return.

⚠️ What You Need to Know

The name of each PDF file cannot exceed 64 characters and should not include the following characters in the filename:

  • Slashes (both forward / and back \)
  • Double periods (..)
  • All characters outside the range x20-x7E (the visible ASCII range plus space)
  • Semicolon (;), Vertical bar (|), both left and right square bracket ([]), both left and right-angle bracket (), caret (^) and grave accent (`)
  • Ampersand (), double quote (")

📊 Step-by-Step Guide

Step 1: Check the attached PDF filename

Use this when you need to confirm the PDF name meets the e-file requirements.

  • Make sure the filename is 64 characters or less.
  • Remove any disallowed characters from the filename (see the list above).

Step 2: Rename the PDF and re-submit

Use this when you need to resolve the rejection.

  • Rename the PDF so it follows the guidelines in Publication 4164.
  • Re-attach the renamed PDF to the return and submit again.

📞 Still Need Help?

If you are having trouble, contact our support team:

Phone: 1-800-516-9442

Or submit a support ticket



Tags: reject,federal