- What is an Electronic Postmark?
- What is Name Control?
- How do I e-file Form 8868 with ExpressExtension?
- Does Form 8453-TE only need to be signed by my client?
- The IRS has rejected my Form 8868 extension. What should I do next?
- The IRS rejected my extension because it was filed too late. Is there a way to see the exact time the extension was filed?