An Identity Protection PIN is a six-digit number eligible taxpayers get to help the IRS verify their identity and accept their tax return.
For details about an IP PIN and how to get one, check out this tax tip:
https://go.usa.gov/xFRAT
For a list of some do's and don'ts if you receive mail from the IRS, click here:
https://go.usa.gov/xFVSu
An IRS reminder that receiving advance Child Tax Credit payments doesn’t affect the amount you receive in other Federal benefits. Learn more at: www.irs.gov/childtaxcredit2021