Earnout tracking & performance obligations — shadow accounting, frozen methodology, and the anti-interference architecture.

Roughly half of earnout deals reach full payment. The structural reason is the Control Trap: post-close, the buyer controls every operational lever that moves earnout metrics — and the seller controls nothing. The defense is not goodwill; it is shadow accounting, frozen methodology, and anti-interference covenants that survive litigation.

§ 01 · The Control Trap and earnout metricsThe asymmetry problem.

The Control Trap. Post-close, the buyer controls the scorecard while the seller controls nothing. The buyer decides overhead allocation, AMS migration timing, staffing levels, and growth vs harvest strategy — all of which move earnout metrics. Private equity buyers use earnouts as interest-free seller financing, typically worth 20–30% of deal value, creating powerful incentive to reduce payout.

Revenue Metric (65% of deals). Most common and seller-friendly if frozen. Embeds hidden assumptions around policyholder attrition, pricing changes, and cross-sell impact. The contract must freeze how revenue is calculated — no retroactive reclassifications, no changed allocation methods.

EBITDA Metric (17% of deals). Buyer-friendly minefield. EBITDA = Revenue − Operating Expenses, and the buyer controls expenses. Mitigation requires capped allocable overhead, frozen allocation methodology, floor provisions, and catch-up clauses.

Retention Metric. Bypasses revenue noise but requires precise definition — policy count vs premium volume, adjustment for normal market churn, and allocation of hard-market risk.

§ 02 · The tracking infrastructureLitigation-proof systems.

Monthly Financial Statements. Required within 15 days of month-end. Income statement (revenue by line, expenses by category, allocated costs broken out), policy ledger (active count by line, attrition, new adds), and detailed earnout calculation showing how the buyer arrived at monthly or quarterly payout.

Shadow Accounting. Parallel books maintained by the seller to validate buyer's reporting. Reconciles client lists, audits revenue calculations, and tracks overhead allocations monthly. Creates a written record of disagreement — judges value documented contemporaneous disagreement over post-hoc claims.

Frozen Methodology. A contract exhibit showing exactly how earnout is calculated with numbers filled in at close. Defines revenue inclusions and exclusions, shows the formula, and locks calculations against retroactive changes. Courts favor frozen methodologies because they remove ambiguity.

§ 03 · Anti-interference provisionsThe legal safeguards.

Specific Negative Covenants. Forbid the buyer from reallocating overhead without consent, terminating key employees without cause, dropping below a spending floor, or consolidating systems without approval.

AMS Migration Protection. If the buyer migrates policies to a different AMS, earnout calculation pauses for a transition period (up to 90 days). Revenue in the transition month is annualized using the prior 12-month average.

Deemed Performance Clause. If the buyer takes any action that interferes with earnout metrics, payout is calculated as if interference did not occur. Flips the burden — the buyer must prove actions were reasonable rather than the seller proving sabotage.

§ 04 · Bifurcated dispute resolutionMath first, legal second.

Bifurcated Resolution. Separates math disputes (independent accountant — not the buyer's auditor) from legal disputes (arbitration or court, only if the math audit reveals breach). Settlement rates jump 70% when accountants handle math first.

Employment Decoupling. Earnout obligations are independent of employment status. Termination of the seller's employment does not automatically terminate earnout unless the contract explicitly provides so.

Liquidated Damages. 10–25% of disputed earnout value if the buyer breaches the anti-interference covenant. Enforceable as a reasonable pre-estimate of harm. Shifts incentive — the buyer must decide if savings from interference exceed the damage payment.

§ 05 · Cliff vs step and what this means for sellersPro-rated tiers as the structural fix.

Cliff (All-or-Nothing). Incentivizes the buyer to suppress revenue near the threshold. Miss by 1%, earn nothing. Creates adversarial incentives and breeds disputes. Avoid.

Step (Pro-Rated Tiers). Earnout scales based on achievement level — for example, 90–99% = 50% payout, 100–109% = full, 110%+ = 125%. Removes the cliff incentive and reduces litigation leverage for both parties.

Sellers should pre-LOI: insist on step structure, request the frozen methodology exhibit, negotiate shadow-accounting access rights, and require liquidated damages on anti-interference breaches. Each pre-LOI protection removes a post-close fight and earns the Stability Premium within the readiness band.

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