Letter 4883C – Additional ID verification required These delays are common this year, especially for returns with Earned Income Tax Credit, Child Tax Credit, or manual corrections.

IRS issues final 2025 tax refunds this week. Still waiting? Here's what to know about delays, tracking tools, and how to get help.

Bad tax information on social media, aggressive marketing tactics, and "ghost" tax preparers can create huge headaches with IRS.

It's called a Letter 4883C. It is sent when the IRS receives your tax return but needs to verify your identity in order to process that return.

Taxpayers whose returns have been flagged for possible identity theft generally receive one of the following letters: Notice 5071C, 4883C, 5447C or 5747C.

IRS authentication letters (5071C, 6331C, 4883C, 5747C) being received even though a tax return hasn’t been filed. Warning signs of data theft scams ...