What is a partial pay installment agreement and who is it for?
A partial pay installment agreement is an installment agreement that is not designed to pay the balance off. You pay what the IRS calculates you can afford, and whatever remains when the ten-year collection statute expires becomes uncollectible by operation of law. It is authorized by Internal Revenue Code section 6159(a), which permits agreements that facilitate partial collection. It is frequently the better option for taxpayers who assume an Offer in Compromise is their only route to paying less than the full balance — and it turns almost entirely on how much collection statute remains.
What it is
Section 6159(a) permits the IRS to enter into an installment agreement where doing so will facilitate full or partial collection. The two words “or partial” are what create this option.
A partial pay agreement accepts from the outset that the balance will not be paid. You pay a monthly amount derived from your documented finances, and when the collection statute expires for each period under § 6502, whatever remains on that period is no longer collectible.
Nothing is forgiven, compromised, or settled. The liability simply runs out of time.
Why it is under-used
Most taxpayers who want to pay less than they owe have heard of exactly one mechanism — the Offer in Compromise — because that is the one the advertising is built around. Partial pay agreements are less visible and frequently fit better.
| Partial pay agreement | Offer in Compromise | |
|---|---|---|
| Mechanism | Statute expires on the unpaid remainder | Liability compromised by agreement |
| Up-front cost | User fee | Application fee plus 20% or first periodic payment |
| Effect on collection statute | None | Suspended while pending, plus 30 days |
| Compliance condition after | Ordinary agreement terms | Five years of timely filing and payment |
| Periodic financial review | Yes, generally every two years | No |
| Public record | No | Accepted offers available for public inspection |
| Outcome if it fails | Agreement defaults; account returns to collection | Fee spent, statute extended |
The critical row is the third. Filing an offer that is rejected extends the government’s collection window. A partial pay agreement leaves the statute running — which, for a taxpayer with limited ability to pay, is the mechanism actually doing the work.
What it turns on
Almost entirely on one number: how much collection statute remains on each period.
The arithmetic is direct. A taxpayer who can afford $200 a month with four years left on the statute will pay roughly $9,600 against the balance. The same taxpayer with nine years left will pay roughly $21,600. Same finances, same debt, very different outcomes — and it also changes whether an offer would be better.
Because the statute runs separately for each assessment, a taxpayer with several years of liability has several different expiration dates, and the arrangement plays out differently against each.
These dates have to be computed, not estimated
Ten years from assessment is the starting point. Pending offers, pending installment agreement requests, Collection Due Process requests, bankruptcy, and time spent outside the United States all suspend the period. An account that looks close to expiry on a naive calculation may have years added by events the taxpayer has forgotten about — and choosing between a partial pay agreement and an offer on a wrong date is choosing blindly.
What the IRS expects first
- Full financial disclosure — Form 433-A or 433-F, with substantiation.
- Filing compliance across all years.
- Realizable equity applied, where assets exist. The IRS generally expects equity to be used before agreeing to an arrangement that will not pay the balance.
- Current estimated tax payments, or for a business, current federal tax deposits.
- Acceptance of periodic review, with the payment subject to increase.
What determines whether a partial pay agreement fits
- Collection statute expiration dates per period, computed with suspensions — this is the controlling variable.
- Monthly income and allowable living expenses under the IRS’s standards.
- Assets and realizable equity, and whether liquidating them would itself create hardship.
- Filing compliance across all years.
- The composition of each balance, since abating penalties may change which arrangement makes sense.
- Whether any period was assessed on a substitute return and is overstated.
- The likely direction of your income, given that review can increase the payment.
Possible resolution paths
Partial pay sits between two neighbors, and which of the three fits is a computation, not a preference:
- Installment agreement — if the balance can actually be paid within the statute.
- Partial pay agreement — if some payment is possible but full payment is not.
- Currently Not Collectible — if no payment is possible without preventing basic living expenses. The statute continues to run in this status too, which makes it a close relative of partial pay rather than a different species.
- Offer in Compromise — if reasonable collection potential is genuinely below the balance and the statute is long enough that waiting is not better.
- Penalty abatement — independently, to reduce the balance.
What should be investigated before a partial pay installment agreement
- Collection statute expiration dates for every period, computed properly. Nothing useful can be decided without them.
- Account transcripts — assessment dates, balance composition, prior arrangements, suspension events.
- Income and allowable expenses documented to IRS standards.
- Realizable equity in every asset, valued as the IRS would value it.
- Filing compliance across all years.
- Whether penalties are abatable, and the effect on the balance.
- Whether any period was assessed on a substitute return.
What to do to pursue a partial pay installment agreement
- Get the collection statute dates computed before choosing between this and an offer. The comparison is meaningless without them.
- Do not assume an offer is the only way to pay less than you owe. For many taxpayers it is the more expensive and riskier of the two.
- Bring filing compliance current.
- Expect equity questions, and value assets realistically in advance.
- Plan for review. The payment is not fixed for the life of the agreement.
Common questions
How is a PPIA different from an Offer in Compromise?
- Both can result in paying less than the full balance, but they work differently. An offer settles the liability now for an agreed sum, and acceptance requires the IRS to conclude that reasonable collection potential is below the balance. A partial pay agreement settles nothing — it pays an affordable amount until the collection statute expires, and the remainder simply becomes uncollectible. An offer involves an application fee, a down payment, a five-year compliance condition, and a suspension of the collection statute while pending. A partial pay agreement involves none of those.
Does the IRS review a PPIA once it is granted?
- Yes. Partial pay agreements are subject to periodic financial review, generally every two years, and the payment can be increased if circumstances improve. This is a real difference from a standard agreement and means the arrangement is not fixed for its duration.
Will I have to sell assets first?
- Often, at least in part. Where there is realizable equity the IRS generally expects it to be applied to the liability before accepting an agreement that will not pay the balance in full. Equity in a home, vehicles beyond what is necessary, and retirement accounts are all typically examined. Whether a particular asset must be liquidated depends on the facts, including whether doing so would itself create hardship.
Primary sources
Every substantive procedural statement on this page is supported by the authority below. Where the IRS revises a threshold or a fee, the source controls and this page does not.
Related
Installment agreement
The tiers of payment plan, what each requires, and what defaults one.
Offer in Compromise
The three statutory grounds, the reasonable collection potential arithmetic, and what disqualifies an offer.
Currently Not Collectible
The IRS stops active collection while the statute keeps running. Not forgiveness, and not permanent.
Resolution options
The paths that exist under federal tax law, what each requires, and what decides between them.
Tax investigation
What a professional investigation establishes, and why choosing a resolution without it is guesswork.