Amending doesn't require an AGI/PIN. If your original filing was Rejected for AGI/PIN, you don't need to Amend, just open your return and in the FILE section, you can change your entry and Efile.
Here's detailed info on How to Fix Efile Reject for AGI/PIN.
@PetZ
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
