What Does the IRS Notice Numbers Mean? - Z Tax & Accounting

• CP 09 - Earned Income Credit You May Be Entitled To

• CP 10 - Changes to Tax Return, Reduced Amount Applied Toward Payment of Your Estimated Tax

• CP 11 - Changes to Tax Return, Balance Due

• CP 11A - Changes to Tax Return and EIC, Balance Due

• CP 12 - Changes to Tax Return, Overpayment

• CP 13/CP 13A - Changes to Tax Return, No Refund and No Balance Due

• CP 14 - Balance Due, No Math Error

• CP 16 - Changes to Tax Return, Overpayment Applied to Balance Due

• CP 21B - Data Processing Adjustment Notice, Overpayment of $1 or More

• CP 22A - Data Processing Adjustment Notice, Balance Due of $5 or More

• CP 22E - Examination Adjustment Notice, Balance Due

• CP 23 - Estimated Tax Payment Discrepancy, Balance Due

• CP 32A - We Want to Send You a New Refund Check

• CP 45 - Reduced Amount Applied Toward Payment of Your Estimated Tax

• CP 49 - Overpaid Taxes Applied to Other Taxes You Owe

• CP 54B/CP 54E/CP 54G/CP 54Q - Problem with Name and Identifying Number

• CP 59 - First Notice Request for Your Tax Return

• CP 75/CP 75A/CP 75B - EIC Portion of the Refund Delayed

• CP 79 - Earned Income Credit Eligibility Requirement

• CP 79A - Earned Income Credit Two Year BanM

• CP 90/CP 297 - Final Notice - Notice of Intent to Levy and Notice of Your Right to a Hearing

• CP 91/CP 298 - Final Notice Before Levy on Social Security Benefits

• CP 161 - Balance Due - Request for Payment or Notice of Unpaid Balance

• CP 501 - Balance Due Reminder Notice

• CP 504 - Urgent Notice - Balance Due

• CP 523 - Notice of Intent to Levy - You Defaulted on Your Installment Agreement

• CP 2000 - Notice of Underreported Income

• Letter 531- Notice of Deficiency

• Letter 525 - Examination Report

• Letter 12C - Information Request

At Z Tax & Accounting, we specialize in helping clients navigate IRS & State tax debt, back taxes, and audit issues with confidence and professionalism. Our team of experienced IRS Enrolled Agents, admitted to practice before the IRS, provides expert representation for IRS audits, collections, and appeals. Whether you are facing personal or business tax challenges, we are here to protect your rights and help you achieve the best possible outcomes. Call us today at (214) 699-4790. 

Back to IRS Audits & Representations