What if my account for IRP or IFTA is locked? Please send an e-mail to email@example.com. Include your name and user ID. March 30, 2017 17:50 Related articles Can I file my IFTA return online? Will TNTAP lock me out after multiple unsuccessful attempts to login? I have questions about IFTA and filing my return. Who should I contact? Creating a TNTAP logon I forgot my password for filing business tax online. What do I do?