Notice CP23 - Estimated Tax Mismatch
IRC Section: IRC § 6654
Response Deadline: 30 days
This notice informs you that your estimated tax payments don't match IRS records, resulting in a different refund or balance due.
Common Triggers
- Missing payment records
- Payment credited to wrong year
- Joint vs. separate payments
Resolution Steps
- Step 1: Compare your records with IRS records
- Step 2: Gather proof of estimated payments
- Step 3: Contact us to help resolve the mismatch
- Step 4: Provide canceled checks or bank statements
- Step 5: Respond within 30 days
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