IRS Notice CP21C – Changes to Your Form 1040
The IRS sent CP21C to notify you that data processing adjusted your tax return, resulting in a zero balance.
Type of Notice: Return accuracy
Most common tax problem area: IRS return and account problems
Why you received IRS Notice CP21C
- After you filed your tax return you discovered an error.
- You either contacted the IRS to correct the error or filed an amended return.
- The IRS corrected the error and made an adjustment to your return.
- The IRS sent CP21C to notify you that the adjustment resulted in a zero balance on your return.
Notice deadline: N/A
Want more help?
See your local tax pro for a free consultation.
Get help from an IRS expert
H&R Block’s experts can solve any IRS problem, no matter how complex.
Learn about IRS return and account problems that you may encounter when filing taxes from the tax experts at H&R Block.
For many people, their status with the IRS is a mystery. Learn four ways to request your tax information from the IRS to make sure you're in good standing.
Learn the three main benefits of engaging a power of attorney to research your IRS account and resolve your tax problems. Get the facts from the experts at H&R Block.
The length of time it will take to resolve your tax problem depends on the type of issue and the complexity. Learn more from the tax experts at H&R Block.
Learn about the different ways to get your tax information from the IRS using Forms 4506. Get the facts from the tax experts at H&R Block.