Most compliance obligations in government contracting are matters of degree. Controls can be stronger or weaker, documentation more or less complete, policies better or worse written. The incurred cost submission is not like that. It was filed by the deadline or it was not. It was determined adequate or it was returned. There is no partial credit and no interpretive room, which is precisely why it is the first thing a diligence team asks for and the thing that most reliably reveals how a contractor actually operates.

What It Is

The Allowable Cost and Payment clause at FAR 52.216-7, incorporated in essentially every cost-reimbursable contract, requires the contractor to submit a final indirect cost rate proposal within six months after the close of its fiscal year. The proposal reconciles what the contractor actually spent against what it billed at provisional rates, proposes final rates for the year, and supports those rates with the underlying cost data.

The government then audits or otherwise resolves the proposal, final rates are negotiated, and the year is closed out. Every year that has not been through this process is an open year — a year in which the contractor's revenue and the government's payment obligation are both still provisional.

A contractor with six open years does not have six administrative tasks outstanding. It has six years of unresolved revenue and an unquantified liability sitting on a balance sheet that nobody has reserved against.

What Goes In It

DCAA publishes the Incurred Cost Electronically model — universally called the ICE model — as a standard workbook contractors can use to assemble the submission. It is not mandatory in form, but the schedules it contains reflect what the auditor expects to receive, and submitting something structurally different mostly creates friction.

The schedules run through the alphabet and cover, in substance:

The submission must also be certified. That certification is a representation by an authorized official that the proposal contains no costs that are expressly unallowable, and it is not a formality — it is the hook on which liability for knowingly claiming unallowable costs hangs.

Adequacy Is a Separate Test From Timeliness

Filing on time is necessary but not sufficient. DCAA performs an adequacy review before accepting a submission into the audit queue. An inadequate submission is returned, and the clock effectively continues to run.

The recurring adequacy failures are unglamorous:

Almost all of these trace back to the same root cause: the submission is being assembled from scratch in the spring, from a general ledger that was never structured to produce it, by someone reconstructing a year of decisions after the fact.

The Backlog Problem

Open years accumulate for reasons that are individually understandable. A finance leader departs. A year is genuinely complicated by a restructuring or an acquisition. The company is growing fast enough that current-year operations crowd out prior-year cleanup. Nobody is asking for it, so it slides.

The problem compounds in a specific way. Each year's submission depends on settled prior-year rates for its cumulative allowable cost calculations. A gap early in the sequence obstructs everything after it. A contractor that skipped one year does not have one problem — it has a chain, and clearing the chain requires working through it in order.

Meanwhile the exposure grows quietly. Every year billed at provisional rates that exceeded actuals carries a repayment obligation that nobody has computed. When the audits finally happen, several years settle at once.

Why This Is the First Diligence Request

Buyers and their quality of earnings providers ask for the incurred cost submission history early, and they ask for it because it is a fast, high-signal test.

A contractor that files on time, files adequately, and has few open years has demonstrated something that no management presentation can demonstrate: that its accounting system produces contract-level cost data reliably, that unallowable costs are identified as they are incurred rather than reconstructed later, and that finance leadership is capable of meeting a hard external deadline with a certified deliverable.

A contractor with a backlog has demonstrated the opposite, and the buyer will price it. The mechanics vary — escrow against settlement exposure, a specific indemnity, a holdback until years are closed, or in the transactions where the backlog is large enough, a reduction in the multiple applied to the whole business on the theory that the reported earnings themselves are not yet reliable.

The remedy is unglamorous and takes time, which is why it needs to start well before a process does. Clearing a multi-year backlog is a matter of quarters, not weeks, and a contractor that begins it when the banker is already engaged has left the value on the table.

Frequently Asked Questions

When is the incurred cost submission due?
The Allowable Cost and Payment clause at FAR 52.216-7 requires the final indirect cost rate proposal to be submitted within six months after the end of the contractor's fiscal year. The clause appears in substantially all cost-reimbursable contracts, so the obligation applies to essentially any contractor holding cost-type work.
What is the DCAA ICE model?
The Incurred Cost Electronically model is a standard workbook published by DCAA that contractors can use to assemble the incurred cost submission. Its use is not mandatory, but the schedules reflect what auditors expect to receive, covering indirect pools and bases, claimed rates, general ledger reconciliation, direct costs by contract, unallowable cost identification, executive compensation, subcontracts, and the reconciliation of billed to claimed amounts.
What makes an incurred cost submission inadequate?
The most common failures are claimed costs that do not reconcile to the general ledger or financial statements, missing contract or subcontract schedules, unallowable costs backed out in aggregate without account-level support, executive compensation claimed without reasonableness support, and cumulative allowable cost worksheets that do not agree to amounts billed. An inadequate submission is returned and the obligation remains outstanding.
What happens if a contractor has multiple open years?
Open years compound, because each year's cumulative allowable cost calculations depend on settled prior-year rates, so a gap early in the sequence obstructs every year after it. Meanwhile the settlement exposure from billing at provisional rates accumulates unquantified, and multiple years may ultimately settle at once.
Why do buyers ask about incurred cost submissions first?
Because it is a fast, high-signal test of whether the accounting system reliably produces contract-level cost data, whether unallowable costs are identified as incurred rather than reconstructed later, and whether finance leadership can meet a hard external deadline with a certified deliverable. A backlog typically results in escrow, specific indemnity, holdback, or in significant cases a reduction in the multiple applied to the business.

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