Sounds like your son is confusing a "verification code" for e-filing with his AGI. The IRS wants the prior year AGI in order to verify that the person using that same SSN is filing the tax return. His AGI is on line 11 of his 2022 tax return.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
