Working capital true-up disputes — what actually gets negotiated

Working capital true-up disputes shape deal economics. Learn what actually gets disputed, how calculations differ, and how to protect your position on closing.

Working capital true-up disputes negotiation in small business M&A acquisitions

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Paola Vargas
Content Lead, Outsourcing Processing — M&A financial due diligence & earnings analysis

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Working capital true-ups are where deal economics get rewritten after signing. The Letter of Intent says the seller will deliver $1.2 million of working capital at close; the closing balance sheet shows $980 thousand. Suddenly, $220 thousand pivots between buyer and seller. For smaller acquisitions—the $2–10 million range where most buyers operate—that gap can be 10–15% of equity value. It’s not theoretical disagreement about accounting principle; it’s cash and purchase price allocation. This guide maps the fault lines where true-up disputes actually land and what levers each side pulls to resolve them.

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The Mechanics of the True-Up Calculation

Working capital true-up mechanics sound straightforward in the LOI: both sides agree to a target working capital figure (often expressed as a percentage of revenue, a dollar amount, or a specific formula), and if the closing balance sheet shows something different, the purchase price adjusts. The trap lies in definition and measurement.

Start with what constitutes working capital. Most seller’s counsels propose a narrow definition: current assets minus current liabilities, calculated on an accrual basis. But current assets can mean almost anything. Do you include prepaid expenses? Deferred revenue liabilities? Non-trade receivables? An accounts receivable aging report from the seller’s system might exclude 30-day-plus uncollectible invoices; your buyer’s counsel, anticipating credit losses, wants to see 60 days excluded. That difference alone can swing 2–4% of the adjustment pool on a service business.

The true-up is typically calculated on a “normalized” or “like-for-like” basis. This means: take the seller’s historical working capital (usually an average over 12–24 months prior to signing), subtract it from the closing working capital calculated using the same methodology. The delta—up or down—adjusts the purchase price in escrow or at closing. But normalization itself is a friction point. If the seller averaged 45 days of receivables outstanding over the prior year, but working capital “normally” runs 60 days in this industry, buyer’s counsel argues the average was artificially depressed. Industry multiples and seasonal patterns matter. A tax or accounting practice with a December year-end will always show low working capital in November; a buyer closing in November versus August will see entirely different numbers from the same business.

Where the Real Disputes Emerge

The disputes don’t happen over formula. They happen over three concrete areas.

1. Receivables Quality and Aging
The seller’s balance sheet lists $400 thousand in accounts receivable. The buyer’s counsel requests a customer aging. It shows $60 thousand over 90 days and $35 thousand over 120 days. Seller’s counsel argues those are valid — collection is in process. Buyer’s counsel says that’s historical fantasy; based on aging trends, the expected collection rate on 120+ day invoices is 40–60%. Working capital should be reduced by that reserve. This is where deal disputes actually stall. The seller built reserve adequacy into financial performance; the buyer, focused on cash, sees aged receivables as a working capital cash drain that should be the seller’s responsibility, not the buyer’s.

2. Inventory Obsolescence and NRV
A product-based business closes with $800 thousand in inventory on the books at standard cost. Buyer’s counsel orders a physical count and an NRV (net realizable value) assessment. The obsolescence reserve on the seller’s books is 3%; buyer counsel’s inventory specialist flags slow-moving SKUs and discontinued products, arguing NRV should justify a 7–9% reserve. The difference: $32–48 thousand. The seller argues the goods move; buyer counsel responds that they move slowly, and working capital should reflect liquidation likelihood, not just historical cost. These disputes often require a third-party inventory audit (adding 15–30 days to closing) to break the impasse.

3. Payables and Accruals Timing
This one cuts both ways. The seller’s balance sheet includes accrued expenses and payables reflecting a normal close. Buyer’s counsel asks: are there unpaid severance accruals for employees being terminated post-close? Unpaid bonuses contingent on deal completion? The LOI typically specifies that certain liabilities—often called “excluded liabilities”—remain the seller’s responsibility. But payables drafted loosely can mean disputed items. Seller counsel wants payables to stay high (reducing net working capital the buyer funds). Buyer counsel wants payables reduced to only those genuinely due to third parties at close. Accrued rent, accrued taxes, and accrued professional fees become negotiating chips.

A Worked Example: The Dispute in Motion

Imagine a light industrial staffing business closes at $5 million in purchase price on $2.8 million in revenue. The LOI specifies working capital target of 20% of trailing twelve-month revenue = $560 thousand. The target is calculated as current assets minus current liabilities, excluding cash and debt.

Seller’s Proposed Closing WC:

  • Accounts receivable: $480 thousand (based on 60-day DSO, consistent with last 12 months)
  • Inventory: $95 thousand (minimal for staffing)
  • Prepaid: $32 thousand
  • Less: payables and accruals: $(180) thousand
  • Total: $427 thousand

Buyer’s Proposed Closing WC:

  • Accounts receivable: $420 thousand (applies 8% aged reserve; aging shows $60k over 90 days)
  • Inventory: $95 thousand (same)
  • Prepaid: $20 thousand (excludes prepaid insurance for employee non-comp coverage post-close)
  • Less: payables and accruals: $(195) thousand (excludes accrued severance of $15k and accrued bonus of $8k as “excluded liabilities”)
  • Total: $340 thousand

The gap: $87 thousand. At a 1:1 dollar adjustment, that reduces purchase price from $5 million to $4.913 million. The dispute is real. Seller’s counsel argues the 8% reserve is excessive and that severance/bonus accruals are ordinary course, not excluded. Buyer’s counsel counters that the $60k aged bucket justifies at least a 10% reserve on AR and that severance tied to deal closing is, by definition, contingent and excluded. To break the tie, both sides often agree to an escrow holdback (buyer holds a portion in cash pending post-close audit) or a cap on the adjustment (true-up never exceeds X% of purchase price). In practice, the parties often split the difference: buyer accepts a 5% AR reserve, seller agrees to exclude severance but include standard bonuses. New WC = ~$400 thousand. Purchase price adjusts to $4.96 million. Dispute closed, but economics shifted.

Negotiating Levers and Common Resolutions

Disputes rarely resolve by appeal to principle. They resolve by understanding each side’s limits.

Escrow and Holdback: The most common resolution is a working capital escrow equal to 10–20% of the true-up amount, held for 12 months. At day 365, both sides prepare a final closing statement. If buyer has identified additional AR reserves, seller pays out of escrow. If buyer was overly conservative and the business collected aged receivables, escrow is released to seller. This transfers timing risk but not principle risk; disputes often re-erupt at escrow release unless the escrow agreement is exhaustingly specific.

Caps and Baskets: Buyers often negotiate a “collar” or range around the target. Working capital between, say, $520–600 thousand triggers no adjustment; variance outside that band is paid 1:1 by the other side. This eliminates small-dollar disputes and reflects the natural variance in working capital measurement. Sellers favor wide collars; buyers favor narrow ones. On a $5 million deal, a $50 thousand band ($525–575k) is typical.

Third-Party Audit: For disputed categories—inventory NRV, aged receivables, accrual reasonableness—hiring a mutually agreed auditor (cost split 50/50) can break deadlock. This adds time and cost but prevents subjective disagreement from derailing close. The auditor’s findings are binding or given strong deference depending on the LOI language.

Earn-Out Offset: If the deal includes an earn-out (seller retains upside based on post-close performance), buyer’s counsel sometimes proposes reducing the working capital target if buyer can demonstrate the business naturally operates with lower working capital under new management. The seller agrees to lower working capital; buyer agrees to a higher earn-out ceiling. This trades near-term certainty for contingent upside, shifting risk timing but often settling the dispute faster than escrow debates.

How to Position Working Capital in Your Offer

As a buyer, frame working capital specificity early. Don’t accept “working capital as calculated in accordance with GAAP”—that’s undefined. Specify:

  • Exact definition of current assets (do prepaid expenses count or not?)
  • Exact definition of current liabilities (exclude debt, deferred revenue, and specific accruals you’ll assume)
  • Reserve or aging methodology for AR, inventory, and other sensitive items
  • Historical measurement period and calculation method (average, last 30 days, etc.)
  • Whether target is dollar amount, percentage of revenue, or formula-based

The more specific the LOI language, the fewer disputes at close. Seller’s counsel will push back—specificity constrains seller’s ability to argue a higher working capital position at closing. That’s precisely your edge. Be explicit. A 25-word working capital definition in the LOI saves weeks of closing acrimony and often $50–150 thousand in dispute resolution.

Equally important: request the seller’s last 24-month detailed closing balance sheets before signing the LOI. Plot working capital over time. If it trends up, demand to know why. If it’s volatile, propose a wide collar or escrow. That data shapes your negotiating stance and prevents surprises.

This article is educational and does not constitute M&A, investment, or accounting advice — confirm findings with a licensed CPA or M&A advisor before making an offer.

Frequently Asked Questions

Why does working capital true-up dispute matter so much in small deals?

On acquisitions under $10 million, working capital swings often represent 5–15% of purchase price—enough to be a deal-breaker. A $5 million acquisition with a $100 thousand working capital gap effectively reduces buyer economics 2%, which can flip return assumptions depending on leverage and earn-out structure. In larger deals, the variance is usually absorbed by the professional quality-of-earnings provider and rarely renegotiated; in smaller deals, buyer and seller often audit working capital themselves, creating friction.

Can buyer and seller use different accounting bases for working capital calculation?

Technically yes, but disputes follow immediately. Most LOIs require “consistent with historical practice” or “GAAP,” but GAAP allows reserves, revenue recognition timing, and accrual treatment flexibility. Seller’s counsel will propose the highest working capital defensible; buyer’s counsel proposes the lowest. The LOI should specify which party’s historical statements (typically seller’s audited or reviewed financials) define methodology. If no historical basis exists (new line of business, recent acquisition by seller), both parties often hire a neutral accounting firm to define the methodology pre-close, eliminating one source of friction.

What happens if buyer discovers unrecorded liabilities after closing that should have been in working capital?

This is why escrow and true-up mechanisms exist. If the seller omitted an accrued expense, payable, or contingent liability from the closing balance sheet, buyer can claim an adjustment to working capital (and thus to the purchase price) during the post-close audit period, typically 60–120 days. However, proving the liability was unrecorded—not simply discovered post-close—is essential. Seller’s counsel will argue it’s a post-closing obligation, not a working capital restatement. This is where the escrow language matters: was the escrow for “true-up disputes” or “true-up disputes and unknown liabilities”? The latter is much broader and favors the buyer.

How do inventory and accounts receivable reserves typically get resolved?

Both are sources of honest disagreement because they’re forward-looking—they estimate future collectibility or realizability, not historical fact. Standard practice: buyer requests aging and NRV data from the seller’s records, then conducts a physical inventory and customer credit review. If variance is small (under 3% of the reserve), parties often split the difference or treat it as immaterial. If significant, a third-party inventory appraiser or auditor is hired. The appraiser’s findings are usually binding or subject only to seller’s right to demonstrate the appraiser’s assumptions were unreasonable. This adds 2–4 weeks to close but eliminates subjective debate.

Should working capital target account for seasonal variation?

Yes, explicitly. A retail business closing in October has different working capital than one closing in January; a tax-return preparation firm has zero working capital in May and substantial working capital in February. The LOI should either specify the closing-month adjustments (“working capital shall be normalized to a January-level working capital equivalent”) or use a rolling 12-month average plus a lookback adjustment (“prior 12 months’ average working capital plus or minus any month-of-close variance”). Without this, disputes over seasonality will defer close and reduce purchase price by 2–5%.

This article is educational and does not constitute M&A, investment, or accounting advice — confirm findings with a licensed CPA or M&A advisor before making an offer.

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