CP504 vs. LT11: Understanding IRS Warning Notices Before It's Too Late

A CP504 notice warns that the IRS intends to levy your state tax refund over an unpaid balance. An LT11 notice (also called Letter 1058) is the IRS’s Final Notice of Intent to Levy, and it is the letter that legally opens the door to wage garnishment, bank levies, and other property seizure.

The difference between CP504 and LT11 decides whether you still have room to negotiate or whether the clock on enforced collection has already started. Both notices arrive due to an unpaid federal tax balance. But they are different points in the IRS notice sequence, carry different legal weight, and demand different responses.

What Are IRS CP504 and LT11 Notices?

CP504 and LT11 are both IRS collection notices tied to an unpaid balance, but a CP504 is a warning that escalation is coming, while LT11 is the warning that enforcement has legally arrived.

What Is an IRS CP504 Notice?

A CP504 notice is the IRS’s Notice of Intent to Levy issued under Internal Revenue Code Section 6331(d) after earlier balance-due notices went unanswered. It tells you the IRS can seize your state income tax refund immediately and may search for other assets to levy. The IRS generally gives 30 days from the notice date to pay or set up a resolution before the state refund levy takes effect.

What Is an IRS LT11 Notice?

An LT11 notice is the IRS’s Final Notice of Intent to Levy and Notice of Your Right to a Hearing, sent under Internal Revenue Code Section 6330. It tells you the IRS intends to seize wages, bank accounts, and other property, and it gives you 30 days to request a Collection Due Process hearing before that happens. Letter 1058 carries the identical legal message; the IRS uses LT11 for accounts worked through its Automated Collection System and Letter 1058 for cases assigned to a revenue officer.

CP504 vs. LT11: What Is the Difference?

The core difference between CP504 and LT11 is legal authority: CP504 authorizes a state refund levy, while LT11 authorizes full enforced collection and starts your appeal clock.

CP504 Is a Warning About Escalating Collection

CP504 tells you the case is moving toward enforcement, but it does not, by itself, authorize the IRS to garnish wages or empty a bank account. It signals that a federal tax lien may already exist or may be filed soon, and that continued nonpayment will bring further notices.

LT11 Is a Final Notice of Intent to Levy

LT11 is the letter that removes ambiguity: the IRS Final Notice of Intent to Levy means the agency has satisfied its legal notice requirement and can move against wages, bank accounts, and other assets once the 30-day window closes. Delivery is by certified mail specifically so there’s a paper trail proving you were notified.

Which Notice Gives You a Right to a Hearing?

Only the LT11, Letter 1058, CP90, or a Notice of Federal Tax Lien (Letter 3172) triggers the 30-day Collection Due Process hearing right under Form 12153. A CP504 does not carry this hearing right, which is precisely why taxpayers who wait until LT11 to respond have already lost 30 to 60 days of planning time.

Can the IRS Levy You After a CP504?

Yes, but only your state income tax refund. IRS.gov is explicit that a CP504 permits the agency to apply your refund to the balance and to begin searching for other leviable assets, but bank accounts and wages remain protected until a final notice is issued.

Where CP504 and LT11 Fit in the IRS Collection Notice Sequence

The IRS collection notice order runs in a fixed progression, and knowing your position in that sequence tells you exactly how many opportunities remain before enforced collection begins.

CP14: Initial Balance Due Notice

CP14 is the first letter, sent shortly after the IRS assesses a balance from a filed return, an audit adjustment, or a substitute return. It states what you owe and gives an initial payment deadline, generally about 21 days.

CP501: First Balance Reminder

CP501 follows if CP14 goes unpaid. The balance now reflects additional penalties and interest, but every resolution option, including a full Offer in Compromise, is still available.

CP503: Second Balance Reminder

CP503 is a firmer reminder confirming that prior notices produced no response. No levy authority exists yet at this stage; the IRS is still building its record before escalating.

CP504: Escalated Collection Warning

CP504 marks the shift from reminder to enforcement. It authorizes a state refund levy and puts you on notice that the account is close to receiving a final notice.

LT11 or Letter 1058: Final Notice Before Levy

LT11 or Letter 1058 closes the notice sequence. Once this letter arrives, the IRS has cleared the legal threshold to levy wages, bank accounts, and most other property after the 30-day CDP window expires.

What Does an IRS CP504 Notice Mean?

CP504 means the IRS has an unpaid balance on file and is prepared to apply your state tax refund toward it while it searches for other assets. It is a serious notice, but it is not the final one, and further enforcement still requires a subsequent letter.

What the IRS May Levy After Further Collection Action

Beyond the state refund, CP504 warns that continued nonpayment can lead to a federal tax lien filing and, eventually, levies on wages, bank accounts, business receivables, and personal property once a final notice is issued.

CP504 and State Tax Refund Levy

The state refund levy under CP504 does not require a separate hearing and can happen automatically once the 30 days pass, since state refund offsets are treated differently from wage or bank levies under IRC 6331(d)(3).

Does CP504 Mean Your Bank Account Will Be Frozen?

No. A CP504 alone cannot freeze a bank account. That authority belongs to the LT11 or Letter 1058, and only after the 30-day notice period on that letter has run.

What Does an IRS LT11 Notice Mean?

An LT11 notice means the IRS is legally cleared to seize wages, bank accounts, or other property within 30 days unless you pay, request a hearing, or arrange a resolution.

The IRS sends LT11 after CP504 and earlier notices produced no payment or agreement, and it uses certified mail because federal law requires proof that you received final notice before enforced collection begins.

Notice of Intent to Levy and Right to a Hearing

Every LT11 doubles as your Collection Due Process rights notice. It explains what property can be seized and how to file Form 12153 to contest the levy or the underlying liability before an IRS Independent Office of Appeals officer.

The 30-Day CDP Hearing Deadline

You have 30 days from the notice date to mail Form 12153 to the address shown on the letter. A timely filing pauses levy action, tolls the 10-year collection statute, and preserves your right to petition U.S. Tax Court if you disagree with the outcome. Miss the deadline and you can still request an equivalent hearing within one year, but it does not stop collection or carry Tax Court rights.

What Can Happen If You Ignore LT11?

The IRS can proceed with wage garnishment, bank account levies, and seizure of other property once the 30 days expire, with no additional warning required.

CP504 vs. LT11: Side-by-Side Comparison

Purpose, collection stage, levy risk, appeal rights, and the right response all shift sharply between these two notices. The below table lays out the direct comparison so you can see where your case currently stands.

What Should You Do After Receiving a CP504?

• Read the notice in full and confirm the balance, tax years, and deadline shown.
• Pull your IRS account transcript to verify the amount matches your own records.
• Pay the balance in full if you can, since this stops all further escalation immediately.
• Call the number on the notice to request a payment planbefore the 30 days run out.
• Ask about Currently Not Collectible status if you cannot pay anything without hardship.
• Confirm whether a federal tax lien has already been filed against you.
• Keep copies of every notice and every call log in case a dispute arises later.

What Should You Do After Receiving an LT11?

• Check the notice date immediately; the 30-day clock starts there, not when you open the mail.
• File Form 12153 to request a Collection Due Process hearing if you want to pause the levy and preserve Tax Court rights.
• Gather income and expense documentation now, since a CDP hearing often requires Form 433-A or 433-F.
• Contact the IRS directly if you agree with the balance and want to arrange payment before the deadline.
• Consider Currently Not Collectible status or an Offer in Compromise if full payment isn’t realistic.
• Avoid ignoring the certified mail; refusing delivery does not stop the 30-day period from running.

Can You Stop an IRS Levy After Receiving CP504 or LT11?

Yes, several resolution paths can stop or prevent a levy, but each has different eligibility rules and different effects on your CDP hearing rights.

Pay the IRS Balance in Full

Paying the balance ends collection activity immediately and is the only option that removes the underlying lien and levy risk in one step.

Set Up an IRS Payment Agreement

An IRS payment plan through Form 9465or the IRS online portal spreads the balance over monthly payments and generally suspends further levy action as long as you stay current.

Request Currently Not Collectible Status

Currently Not Collectible status temporarily halts collection when paying would leave you unable to cover basic living expenses. The IRS requires a completed Form 433-F or 433-A showing income, expenses, and assets before granting this IRS hardship status.

Submit an Offer in Compromise

An Offer in Compromise lets you settle for less than the full balance when your reasonable collection potential, meaning your equity plus future disposable income, falls below what you owe. It requires Form 656, Form 433-A (OIC), a $205 application fee, and an initial payment unless you qualify for the Low-Income Certification waiver.

Use Collection Appeal Rights

The Collection Appeal Program (CAP), described in IRS Publication 1660, offers a faster, informal review of a lien or levy but does not allow a Tax Court appeal the way a CDP hearing under Form 12153 does.

CP504 vs. LT11: What Happens If You Ignore Them?

Ignoring CP504 means your state tax refund will be applied to the balance without further warning, and the case moves toward a final notice.

• Ignoring CP504 also raises the odds of a federal tax lien filing, which damages credit access and complicates refinancing or selling property.
• Ignoring LT11 means the IRS can begin IRS wage garnishmentand levy bank accounts once the 30-day window closes.
• Ignoring LT11 forfeits your CDP hearing rights and your ability to pause collection while a dispute is reviewed.

Continued nonpayment after LT11 can lead to IRS property seizure, including vehicles, real estate equity, and business assets. Interest and penalties keep compounding at every stage, so delay increases the total amount owed regardless of which notice you’re facing.

Can You Dispute the Tax Debt Mentioned in CP504 or LT11?

You can dispute the underlying liability at a CDP hearing if you never received a prior opportunity to challenge the assessment, such as a missed audit notice.

• You can raise procedural errors, like incorrect penalty calculations or a missed statute of limitations, as grounds for relief during the hearing.
• You can request innocent spouse relief if the balance stems from a joint return and you believe you shouldn’t be held responsible.
• You can amend or file missing returns if the balance is based on a substitute return the IRS filed on your behalf, since your own filing often reduces what’s owed.
• You generally cannot dispute a liability you already had a prior chance to contest, such as one you agreed to during an earlier audit.

What to Do If You Received CP504 or LT11 Today

Identify which notice you have by checking the number in the top corner and the notice date.

• Calculate the deadline: 30 days from the notice date for both CP504 refund action and LT11 levy authority.
• Pull an IRS account transcript to confirm the balance and prior notice history.
• Decide whether you can pay in full, need a payment plan, or qualify for hardship status.
• File Form 12153 immediately if you have an LT11 and want to preserve your hearing and Tax Court rights.
• Get IRS collection notice assistancefrom a licensed tax professional before the deadline passes if the balance is large or disputed.

How MD Sullivan Tax Group Can Help With IRS Collection Notices

MD Sullivan Tax Grouphas a decade of direct experience inside the agency’s Offer in Compromise and Large Dollar Case units, backed by a nationwide team of tax attorneys, CPAs, and enrolled agents carrying a combined 250-plus years of IRS-side experience. That inside knowledge of how CP504 and LT11 cases move through IRS systems is exactly what’s needed to respond correctly and on deadline.

• We review your CP504 or LT11 notice, pull your account transcript, and confirm the true deadline before it lapses.
• We file Form 12153 on your behalf when a Collection Due Process hearing is the right move to stop a levy and preserve your Tax Court rights.
• We prepare and negotiate installment agreements, Currently Not Collectible status, and Offer in Compromise submissions using the same financial standards IRS agents use internally.
• We communicate directly with the IRS so you never have to take that call yourself.

If you’re holding a CP504 or an LT11 and the deadline is closing in, waiting costs you options every single day. Book a consultation with MD Sullivan Tax Groupand let a team of former IRS insiders handle it from here.

Conclusion

CP504 and LT11 mark two distinct points in the same collection sequence, and mistaking one for the other is what causes taxpayers to lose their appeal rights. CP504 authorizes a state refund levy and signals that enforcement is approaching. LT11, or Letter 1058, is the Final Notice of Intent to Levy that opens the door to wage garnishment and bank levies, and it’s the only notice, alongside CP90 or a lien letter, that starts the 30-day window to file Form 12153 for a Collection Due Process hearing.

Once that window closes, the IRS can proceed without further warning. Resolving either notice comes down to the same core paths: full payment, an installment agreement, Currently Not Collectible status, or an Offer in Compromise, each chosen based on what your financial situation can actually support.

MD Sullivan Tax Groupnegotiates directly with the IRS so you’re never the one on the phone explaining your finances to a revenue officer. Call MD Sullivan Tax Groupor schedule a consultation today before your 30-day window runs out.

FAQs