AL Tax Return Rejection Code AL40-900 Problem: The State of Alabama—not eFile.com—has rejected your return. You must have already filed this return. Solution: Let us help you turn this rejection into an IRS acceptance. Sign into your eFile.com account. Follow the instructions on the page on the right side of your screen. Contact us with questions: https://www.efile.com/tax-service/contact/efile-contact/ Exit TurboTax® is a registered trademark of Intuit, Inc. H&R Block® is a registered trademark of HRB Innovations, Inc.