The Identity Protection (IP Pin) which is a 6-digit pin issued each year by the IRS that the IRS mails to you each year that it is needed. It changes every year so you cannot use last years IP Pin.
If the IP Pin required by the IRS you cannot e-file without the IP PIN.
If you lost or did not receive it then your only options are to:
1) use the IP PIN recovery site:
https://www.irs.gov/identity-theft-fraud-scams/retrieve-your-ip-pin
2) Call the IRS
https://www.irs.gov/help/telephone-assistance
3) Print and mail file.
**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**
