Received IRS Notice CP501? This is your first reminder that you still owe taxes. The IRS sent this because you didn't respond to the initial CP14 notice. Learn what it means and how to resolve your balance before collection efforts escalate.
IRS Notice CP501 is the first reminder notice sent when you haven't responded to the initial CP14 balance due notice. This notice serves as a follow-up to inform you that your tax debt remains unpaid and that interest and penalties continue to accrue daily.
CP501 is part of the IRS's progressive collection process. If you ignore this notice, the IRS will send CP503 (second reminder) and eventually CP504 (final notice before levy). Each notice becomes more serious and brings you closer to enforced collection action.
Key points about CP501:
The CP501 notice will show the tax year, the total amount owed (including penalties and interest), and a payment due date. It will also provide instructions for paying online, by phone, or by mail.
The IRS typically sends CP501 notices for the following reasons:
Didn't Respond to CP14
You received the initial CP14 balance due notice but didn't pay the amount owed or contact the IRS to set up a payment arrangement. The IRS sent CP501 as a reminder that the debt is still outstanding.
Payment Not Received
You may have intended to pay but forgot, or your payment was delayed or lost in the mail. The IRS has no record of receiving payment for the balance shown on CP14.
Partial Payment Made
You made a partial payment but didn't pay the full amount owed. The IRS is reminding you that a balance still remains and interest continues to accrue on the unpaid portion.
Didn't Set Up Payment Plan
You received CP14 and intended to set up an installment agreement but never completed the application. The IRS is following up to collect the debt.
Immediate Actions Required:
Pay the Full Amount (If Possible)
The fastest way to resolve CP501 is to pay the full balance by the due date. You can pay online through IRS Direct Pay, by credit/debit card, via electronic funds withdrawal, or by mailing a check. Paying in full stops the accrual of additional interest and penalties.
Set Up a Payment Plan
If you can't pay in full, [apply for an installment agreement](/payment-plan/new). You can apply online through the IRS Online Payment Agreement tool, by phone, or by mail using Form 9465. Short-term plans (120 days or less) have no setup fee. Long-term plans have setup fees but allow you to pay over several years.
Request Penalty Abatement
If you qualify for First-Time Penalty Abatement or have reasonable cause for not paying (serious illness, natural disaster, etc.), request penalty relief by calling the IRS or writing a letter explaining your situation.
Verify the Amount
Review the notice carefully to ensure the amount is correct. If you believe there's an error, respond in writing within 60 days with documentation supporting your position.
Pay Online (IRS Direct Pay)
Transfer funds directly from your bank account at no cost. Go to irs.gov/payments and use Direct Pay for instant confirmation.
Credit or Debit Card
Pay by card through an IRS-approved payment processor. There's a convenience fee (around 2%), but payment is processed immediately.
Short-Term Payment Plan
If you can pay within 120 days, request a short-term extension online or by phone. There's no setup fee.
Long-Term Payment Plan
Apply for monthly payments over several years. Setup fees range from $31 to $225 depending on how you apply and pay.
CP14 is the first notice the IRS sends when you owe taxes. CP501 is the first reminder sent if you don't respond to CP14. CP501 means the IRS is escalating collection efforts because you haven't paid or contacted them.
You should respond within 30 days of the notice date to prevent the IRS from sending CP503 (second reminder) and eventually CP504 (final notice before levy). The sooner you respond, the less interest and penalties you'll accumulate.
CP501 itself won't directly impact your credit. However, if you continue to ignore the debt and the IRS files a Notice of Federal Tax Lien, that will severely damage your credit score.
Yes. You can set up an installment agreement at any time before the IRS begins levy action. The sooner you apply, the better.