What a CDP Hearing Is and Why It Exists
A collection due process hearing is the step that stands between the IRS deciding to take your property and the IRS actually taking it. Congress created it in 1998, after hearings into how the agency was seizing assets, and it did two things at once. It gave taxpayers a right to be heard by an office independent of the collectors, and it gave a court the power to review what that office decided.
The right attaches to two events. When the IRS files a notice of federal tax lien against you, and when it is about to levy, meaning take money from a bank account, a paycheck or other property. Each event produces a notice, each notice carries 30 days, and each 30 days is used by filing Form 12153. A timely request holds levy action while the hearing is pending and sends the file to the Independent Office of Appeals.
What makes it worth the trouble is the courtroom at the end. Almost everything else in IRS collection is the agency reviewing itself. This is the one route where an unfavorable answer can be put in front of a judge.
The Notice That Starts the Clock, and the One That Does Not
Most people who lose these rights lose them by reading the wrong notice carefully.
A CP504 is not the final notice. It arrives headed Notice of Intent to Levy, it cites the levy statute, and it warns you have 30 days. Reading it as the notice that carries your hearing rights is the natural mistake, and it is wrong. The IRS's own text says that if you do not pay within 30 days it can levy your state tax refund, and that in most other situations it will send you a separate notice giving you the opportunity to request a collection due process hearing. The state refund is the carve-out. For that one the law gives a hearing only after the levy, once the money is already gone. The appeal the CP504 does offer is a different program called CAP, on Form 9423, and the notice itself points out that CAP is not the CDP program. CAP moves fast and has no Tax Court behind it.
The confusion is not the reader's fault. Even the Taxpayer Advocate's own page describes the CP504 as also referred to as the final notice. The way to tell them apart is the phrase on the face of the document. The notice that starts your CDP clock says Notice of Your Right to a Hearing, and it arrives as an LT11, a Letter 1058 or a CP90.
| Notice | What it means | Clock | What it gives you |
|---|---|---|---|
| CP14 | The first bill, and the notice and demand the law requires | Pay by the date shown, generally 21 days | No appeal rights are lost |
| CP501 and CP503 | Reminders, with a warning that a lien may be filed | Pay by the date shown | No appeal rights are lost |
| CP504 | Headed Notice of Intent to Levy, and it reaches your state tax refund | 30 days from the date of the notice | CAP appeal on Form 9423. No CDP hearing before the refund is taken |
| LT11, Letter 1058 or CP90 | The Final Notice, which says Notice of Your Right to a Hearing | 30 days, starting the day after the notice date | This is the CDP notice. Form 12153, and the Tax Court behind it |
| Letter 3172 | A notice of federal tax lien has been filed against you | 30 days, counted from after the lien filing rather than the letter | CDP rights for the lien. The letter prints the real deadline |
| CP523 | Your installment agreement is being terminated | 30 days before termination takes effect | 30 days to appeal, and levy is held during it |
| CP3219A | A notice of deficiency, often called the 90-day letter | 90 days from mailing, or 150 if addressed outside the country | Petition the Tax Court. Treat this deadline as absolute |
| CP508C | Your tax debt has been certified to the State Department | No deadline. The certification already happened | Reversed by resolving the debt or by a court action |
Swipe the table sideways to see every column.
One more thing the CP504 does quietly. From ten days after that notice, the failure-to-pay penalty doubles, going from half a percent a month to a full percent. So the notice that gives you no hearing rights still makes the debt grow faster.
How the 30 Days Are Actually Counted
For a levy notice the 30-day period commences the day after the date printed on the notice. The IRS's own sample CP90 works the arithmetic out in public. The notice is dated January 23 and it tells the taxpayer the request is due February 22, and it says plainly that missing that date loses the ability to contest Appeals' decision in the Tax Court.
For a lien notice the count is different, and this is where published guidance is frequently wrong. It is not 30 days from the date on Letter 3172. The period runs from the day after the end of the five-business-day window that follows the actual filing of the lien, which means the letter date and the deadline are not 30 days apart. Appeals computes it from the filing. Letter 3172 prints the real expiration date on its face, and that printed date is the one to calendar.
Two practical rules follow. Use the date printed on your notice rather than counting on your own, and get the request postmarked rather than merely written. Where the notice chased an old address, which happens constantly to people who have moved or who live abroad, the days are gone before the envelope is opened, and the answer then is the equivalent hearing below rather than a late Form 12153.
Holding a notice and not sure which one it is?
That is a fifteen-minute answer, and it is the answer that decides everything else. A free 30-minute consult reads the notice, names it, and calendars the real deadline.
Book your free consultWhat the Hearing Gets You
The officer's job is to decide whether the proposed collection action balances the government's need to collect efficiently against the intrusion on you. In practice that framing is what makes the hearing useful, because it turns the conversation into what you can actually pay.
Everything reachable is reachable here at once. An installment agreement. An offer in compromise, where the arithmetic is your reasonable collection potential rather than your sense of fairness. Currently not collectible status where there is genuinely nothing to take. Withdrawal of a filed lien, or discharge or subordination of it where a sale or a refinance is waiting on the title. Innocent spouse relief where a joint liability is really one spouse's doing. The officer can also find that the IRS failed to follow its own procedures before acting, which is a narrow argument that occasionally ends a levy outright.
What Appeals cannot do is decide that a valid debt should be forgiven because paying it is painful. The hearing is a forum for the best available alternative, and knowing which alternative your numbers support before you walk in is most of the work.
When You Can Argue That You Do Not Owe It
You may challenge the amount itself at a CDP hearing only if you did not receive a notice of deficiency for it and did not otherwise have an earlier opportunity to dispute it. That single rule decides the character of the whole hearing.
A taxpayer who received a 90-day letter and let it expire cannot reopen the number at the collection stage. The chance was the Tax Court petition, and it is spent. A taxpayer assessed one of the penalties that never carried deficiency procedures at all is in the opposite position, because there was no earlier forum, so the liability is genuinely on the table at the hearing. That is why our page on the CP15 penalty notice treats the collection hearing as a real backstop for people who missed an earlier window, with the caution that a completed Appeals conference on the same penalty generally uses the chance up.
The Equivalent Hearing, and What Missing the Window Costs
Miss the 30 days and you are not finished. For one year after a levy notice, and for a year plus five business days measured from the lien filing, you can ask for an equivalent hearing. It is the same Appeals office, the same officer, the same issues and the same collection alternatives.
What it does not carry is a courtroom. An equivalent hearing produces a decision letter rather than a notice of determination, and a decision letter cannot be petitioned to the Tax Court. It also does not carry the automatic hold on levy that a timely request brings. So the practical difference is that a timely CDP request buys you protection and a judge, and an equivalent hearing buys you a conversation. That is a real downgrade and it is far better than silence.
Tax Court Review, and the Limit the Supreme Court Added in 2025
When Appeals finishes a timely CDP case it issues a notice of determination, and you have 30 days to petition the United States Tax Court. In 2022 the Supreme Court held in Boechler that this particular 30-day deadline is not jurisdictional, which means it can in principle be extended by equitable tolling where something genuinely prevented a timely filing. That holding is about this deadline only. It does not reach the 90 days on a notice of deficiency, where the courts of appeals are split and the Eleventh Circuit, which covers Florida, has not decided. So a 90-day letter should be treated as an absolute deadline here, and the Boechler flexibility should be treated as a rescue rather than a plan.
The newer limit matters more for strategy. In June 2025, in Commissioner v. Zuch, the Supreme Court held that the Tax Court loses jurisdiction over a CDP case once the IRS is no longer pursuing the levy. A taxpayer can therefore reach the courthouse, litigate, and be put out of court without ever getting a decision on what is owed, simply because the IRS stood down on the collection action. The Taxpayer Advocate has described the result as leaving court without a judicial determination of the liability. The lesson for anyone choosing a route is that CDP is a strong vehicle for stopping a levy and settling how you pay, and it is an unreliable vehicle for litigating how much you owe. Where the amount is the fight, a refund suit or a deficiency petition is usually the right forum instead.
The Ten-Year Clock Running Behind All of It
The IRS generally has ten years from the date it assessed a tax to collect it, and when that period runs out the debt goes away by operation of law. Everything on this page interacts with that clock.
A pending CDP hearing suspends it, and so does a pending Tax Court appeal from a determination. On a recent liability that hardly matters. On a liability assessed eight years ago it can matter more than the hearing does, because buying a hearing may hand the IRS another year or more of collection time on a debt that was close to expiring on its own. That is not an argument against the hearing. It is an argument for pulling account transcripts and computing the collection statute expiration date for every period before the request goes in, so the decision is made with the number in front of you rather than after.
How We Work a Collection Case
The order is always the same and it starts with the account rather than the notice. We pull transcripts, identify every period, compute the collection statute date for each, and confirm which notice actually issued and when, because that is what fixes the deadline and what tells us whether the liability is open to challenge. Only then does the Form 12153 go in.
From there the work is the alternative and the file behind it. The financial statement, the reasonable collection potential where an offer is in play, and the conference itself. Where Appeals reaches the wrong answer on a timely case, the petition to the Tax Court is courtroom work this firm does rather than sends elsewhere. Fees are flat and quoted once we have read the notice and the transcripts, and most of the work runs by phone and video.
Where the balance itself came from an unfiled or misfiled foreign form, the collection problem and the reporting problem have to be solved together, and our foreign account reporting guide covers that side. Where a passport is at stake, a certified debt has its own rules and its own reversal route, and the threshold for 2026 is $66,000.
Frequently Asked Questions
What Is a Collection Due Process Hearing?
It is the hearing you are entitled to before the IRS takes your property, and the one chance the law gives you to put a human being from an independent office between you and a levy. Congress created it in 1998. When the IRS sends a final notice of intent to levy, or files a notice of federal tax lien, you have 30 days to request the hearing on Form 12153. Filing it stops levy action while the hearing is pending, sends the case to the IRS Independent Office of Appeals, and preserves your right to have the Tax Court review whatever Appeals decides.
Is a CP504 the Notice That Gives Me CDP Rights?
No, and this is the most expensive misunderstanding in IRS collection. CP504 is headed Notice of Intent to Levy and cites Internal Revenue Code section 6331(d), so it reads like the final one. It is not. The IRS's own notice says that if you do not pay within 30 days it can levy your state tax refund, and that in most other situations it will send a separate notice giving you the opportunity for a collection due process hearing. The CP504 gives you 30 days and an appeal route called CAP, on Form 9423, which is a different program with no Tax Court behind it. The notice that starts your CDP clock is the LT11, Letter 1058 or CP90, and it will say Notice of Your Right to a Hearing on its face.
How Are the 30 Days Counted?
For a levy notice the 30-day period commences the day after the date printed on the notice, which is the rule in the Treasury regulation. The IRS's own sample CP90 shows it. The notice is dated January 23 and the request is due February 22. For a lien notice the count is different and it is not 30 days from the letter. It runs from the day after the end of the five-business-day period that follows the filing of the lien, and Letter 3172 prints the actual expiration date on it. Use the date printed on your notice rather than counting yourself, and treat the postmark as what matters.
What Happens If I Miss the 30 Days?
You lose the Tax Court, and you keep almost everything else. Within one year you can still request what is called an equivalent hearing, which puts the same Appeals officer on the same issues and reaches the same kinds of collection alternatives. What it does not carry is judicial review, so if Appeals says no, that is the end of it. The other loss is practical. An equivalent hearing does not carry the automatic hold on levy that a timely CDP request does. Missing the window is a real setback and it is not the end of the case.
Can I Argue at a CDP Hearing That I Do Not Owe the Tax?
Sometimes, and it depends entirely on whether you have had a chance to argue it before. The law lets you challenge the underlying liability at a CDP hearing only if you did not receive a notice of deficiency and did not otherwise have an opportunity to dispute it. So a taxpayer who ignored a 90-day letter cannot reopen the amount at the collection stage. A taxpayer hit with an assessable penalty that never carried deficiency procedures often can. Where the liability is genuinely open, this is the most valuable thing the hearing offers, and where it is closed, the hearing is about how you pay rather than whether you owe.
What Can Appeals Actually Do for Me at the Hearing?
Appeals decides whether the collection action balances the government's need to collect against the intrusion on you, and in practice that means the hearing is where collection alternatives get agreed. An installment agreement, an offer in compromise, currently not collectible status, lien withdrawal, discharge or subordination where a sale or refinance is at stake, and innocent spouse relief where a joint liability is really one spouse's. The officer can also correct procedural failures, meaning the IRS did not follow its own rules before levying. What Appeals cannot do is forgive a debt because paying it would be unwelcome.
Does Requesting a Hearing Stop the Ten-Year Collection Clock?
Yes, and that is the honest cost of using it. The IRS generally has ten years from the date it assessed a tax to collect it, and the time your CDP hearing is pending suspends that clock, along with the time any Tax Court appeal is pending. On an old liability where the ten years is nearly up, buying a hearing can mean handing the IRS more time to collect than the hearing is worth. That calculation depends on your collection statute expiration dates, which come off your account transcripts, and it should be run before the request goes in rather than after.
Do You Handle These, and What Does It Cost?
The transcript analysis, the Form 12153, the Appeals conference and the collection alternative are handled in this office, on a flat fee quoted once we have read your notice and pulled your account. Where Appeals issues a determination that has to be taken further, this firm is admitted to the United States Tax Court and litigation is courtroom work we do rather than refer away. Most of it runs by phone and video. The first step is fast and it is always the same, which is to read the notice, identify which one it is, and calendar the real deadline.
Common Situations
The notice that was read as final. A restaurant owner received a CP504, read Notice of Intent to Levy at the top, and filed a Form 12153 that came back rejected because no CDP right had attached yet. He assumed the rejection meant he had no rights at all and stopped responding. The Final Notice arrived seven weeks later, was set aside as more of the same, and the 30 days ran. The bank levy that followed was on a real debt, and an equivalent hearing recovered a payment plan, without the court that a timely filing would have preserved.
The old debt where the hearing was the wrong move. A retiree carried balances assessed nine years earlier and wanted to fight a lien filing. The transcripts showed the collection statute on the largest period expiring in fourteen months. Requesting the hearing would have suspended that clock while Appeals worked the file. The better answer was to leave the lien alone, let the period run, and address the smaller and newer balance separately.
The penalty that had never been heard. A client abroad was assessed a large international reporting penalty by computer, never received the notice at a stale foreign address, and first learned of it when a lien filing notice reached him. Because that penalty carried no deficiency procedures and he had never had a forum, the liability itself was on the table at the collection hearing rather than only the collection method.
Sources of Law
- The hearing rights. 26 U.S.C. §6330 (levy) and §6320 (lien), including §6330(c)(2)(B) on when the underlying liability may be raised, §6330(d)(1) on the 30 days to petition the Tax Court, and §6330(e) on suspension of the collection period. Requests are made on Form 12153 (Rev. 7-2022).
- How the 30 days run. Treas. Reg. §301.6330-1(b)(1) (levy, the period commences the day after the date of the notice) and §301.6320-1(b)(1) (lien, measured from the five-business-day period following the filing). Equivalent hearings, §301.6330-1(i)(2) and §301.6320-1(i)(2).
- Why a CP504 is not the CDP notice. 26 U.S.C. §6331(d) (the written notice of intent to levy) and §6330(f)(2) (state tax refund levies, where the hearing comes within a reasonable period after the levy). The IRS's own CP504 sample states that it can levy a state tax refund after 30 days and that in most other situations a separate notice offering a collection due process hearing will follow. Doubling of the failure-to-pay rate, §6651(d).
- Deficiency deadlines, kept separate. 26 U.S.C. §6212 and §6213(a) (90 days, 150 if the notice is addressed to a person outside the United States). Boechler, P.C. v. Commissioner, 596 U.S. 199 (2022) holds the §6330(d)(1) deadline non-jurisdictional and subject to equitable tolling; it does not address §6213(a), where the circuits are split and the Eleventh Circuit has not ruled.
- Commissioner v. Zuch, No. 24-416 (U.S. June 12, 2025) (the Tax Court loses jurisdiction over a CDP case once the IRS no longer pursues the levy). Collection period, 26 U.S.C. §6502(a)(1) (ten years from assessment). Installment agreement terminations, §6159(b)(5) and (e), with the levy protections at §6331(k)(2)(D). Passport certification threshold for 2026 of $66,000, Rev. Proc. 2025-32 §4.60 and Publication 594 (Rev. 1-2026). (all retrieved and verified August 28, 2026)
Updated on August 28, 2026. Reviewed by Kevin D. Klagge, Esq., Fla. Bar No. 99502. Attorney Kevin Klagge represents families, businesses, and international clients in estate and tax planning, business structuring, and international law, with a focus on Florida legal tools. He litigates estate and business issues in court. This article is general information about federal law, not legal or tax advice, and does not create an attorney-client relationship. Collection outcomes depend on your own facts, your transcripts and IRS procedures that change. Deadlines printed on your notice control over any general description here. Past results do not guarantee a similar outcome.
More Guides on International Tax Planning
This guide is part of International Tax Planning.