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Home / Blog / Prove General Contractor O&P (10%+10%): What U.S. Policyholders Need

Prove General Contractor O&P (10%+10%): What U.S. Policyholders Need

Contractor coordinating multiple residential repair trades

General contractor overhead and profit, known as O&P, applies to your insurance claim when the scope of repairs is complex enough that hiring a general contractor is reasonably likely. Whether your specific claim qualifies depends on the number of trades involved and your state’s regulatory guidance, both covered below.

TL;DR:

  • O&P typically applies when repairs involve three or more trades, indicating a general contractor would reasonably be hired to coordinate the work.
  • Overhead includes site supervision, equipment rental, permits, and administrative costs, often broken out separately from the O&P line, which covers only contractor coordination and profit.
  • Standard estimates usually apply 10% for overhead and 10% for profit, totaling about 20% on direct repair costs, which can significantly increase the total claim payment.
  • Many states and regulators oppose automatically deducting O&P without a signed contractor agreement, making proper documentation and state-specific guidance critical.
  • Building a detailed, trade-by-trade estimate with photos, permits, and invoices is the best way to support a claim for O&P against insurer disputes.
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Table of Contents

What General Contractor Overhead and Profit Actually Covers

Overhead and profit are two separate costs that get bundled into one line on your estimate, and understanding the difference helps you spot when an insurer has shortchanged you.

Overhead pays for the work of coordinating a repair job. It splits into two categories. Field overhead, sometimes called general conditions, covers site supervision, equipment rental, temporary utilities, and permit fees tied directly to your project. Home-office overhead, often labeled G&A (general and administrative), covers the contractor’s back-office costs: office rent, insurance, administrative staff, and accounting, spread across every job the company runs.

Profit is simpler. It’s the fee a contractor charges for taking on the job, the return for the risk and coordination involved in managing multiple subcontractors toward a single deadline.

Where things get confusing on estimates:

  • General conditions (dumpsters, portable toilets, temporary power) often show up as their own line items, separate from the O&P percentage.
  • The O&P line itself usually reflects only the contractor’s coordination fee and profit margin, not the physical materials or labor.
  • Overhead typically includes supervision, scheduling, and administrative time, according to industry construction sources, and both overhead and profit vary with project size and local market conditions.

How Contractors and Adjusters Calculate O&P

It’s become close to a default assumption in property claims, though nothing in law requires that exact split.

How Contractors and Adjusters Calculate OP — overview diagram

It makes disputes easier to isolate later.*

The calculation itself is straightforward:

  1. Total the direct repair costs, meaning materials and labor for every trade involved.
  2. Apply overhead at the agreed percentage (commonly 10%).
  3. Apply profit at the agreed percentage (commonly 10%, applied to the subtotal including overhead in most Xactimate-style estimates).
  4. Add the two markups to the direct cost for your total replacement cost.

On a $20,000 repair, a standard 20% O&P adds approximately four thousand dollars, bringing the total to about $24,000. That’s not pocket change on a mid-size claim, and it’s the exact dollar range where insurers most often try to shave the number down. Industry estimating convention applies O&P as a separate percentage layered onto the repair estimate rather than folded into individual line items. Larger commercial losses often see the percentage scale down, since economies of scale reduce the overhead burden per dollar of work as project size grows.

When Insurers Are Required to Include O&P

The legal standard courts apply most often is whether hiring a general contractor is “reasonably likely” given the scope of damage. If your repairs genuinely need one, O&P belongs in the replacement cost calculation, not as an optional add-on.

Adjusters commonly lean on the three-trade rule as a practical shortcut: if a loss touches three or more trades (roofing, drywall, electrical, for example), that’s treated as strong evidence a general contractor would reasonably be hired to coordinate the work. It’s an industry convention, not a statute, so it can be argued either way depending on your loss.

  • The three-trade rule is a coordination proxy, not a legal requirement.
  • Regulatory guidance varies by state, which changes how much leverage you have in a dispute.
  • Some insurers apply O&P inconsistently between ACV and RCV payments on the same claim.

Courts have increasingly rejected the idea that paying O&P without a signed contractor agreement is a “windfall” for policyholders, focusing instead on what expenses the insured would reasonably incur to complete the repair.

That reasoning traces back to holdings like Gilderman, and state insurance departments have echoed it: Texas Department of Insurance Bulletin B-0045-98 and a 1998 Colorado Division of Insurance bulletin both caution against automatically deducting O&P from replacement cost payments. If you’re filing in Nebraska, Iowa, Colorado, Texas, or Florida, ask your adjuster directly which standard your state applies, since guidance is not uniform nationwide.

Building a File That Supports Your O&P Request

An adjuster or appraiser isn’t going to take your word for it. They need a document trail that makes the case for you.

  • Get a trade-by-trade itemized estimate rather than a lump-sum number.
  • Confirm general conditions are broken out separately from the O&P line.
  • Request the estimate in Xactimate format, or an equivalent detailed platform, since O&P functions as a toggle within that software rather than an automatic add. If it’s off, ask why.
  • Collect dated photos of every affected area, plus permits pulled for the repair.
  • Save subcontractor bids and invoices as they come in.
  • Keep a simple timeline log of contact dates with your adjuster and contractor.

Pro Tip: A detailed, itemized estimate broken into individual trades is the single most persuasive document you can hand an adjuster or appraiser when arguing for O&P. Legal analysis of successful O&P claims consistently points back to this one habit.

If Your Insurer Denies or Withholds O&P

  1. Request the denial in writing, with the specific policy language or reasoning cited, and keep every email and letter in one folder.
  2. Compare the denial against your state’s guidance, since Texas and Colorado regulators have both pushed back on blanket O&P deductions.
  3. Invoke your policy’s appraisal clause if the disagreement is purely about dollar amounts; it’s often the fastest binding path to resolution, involving two appraisers and, if needed, a neutral umpire.
  4. Bring in a public adjuster or an attorney when the dispute involves policy interpretation rather than just numbers, or when the claim size justifies the added expertise.
  5. Escalate to your state insurance department if you suspect a pattern of improper O&P denials rather than a one-off disagreement.

If you’re unsure which step fits your situation, our guide to disputing an insurance estimate walks through each option in more detail.

Three Scenarios Where O&P Changes the Payout

The dollar difference between including and excluding O&P depends heavily on how many trades your repair touches.

A single-trade job rarely justifies a general contractor, so O&P often doesn’t apply. Once you cross into three or more trades, the case for O&P strengthens considerably, and on larger losses the percentage itself tends to shrink even as the dollar amount grows.

What policyholders should prepare

Before you sign a contractor agreement or accept a settlement, we recommend gathering everything in one place: your original estimate, any supplements, photos dated before repairs began, permits, and every written communication with your insurer. That file is what makes a second opinion useful instead of guesswork.

On timing, actual cash value (ACV) payments typically arrive first, with the replacement cost value (RCV) holdback released once repairs are complete and documented. If your insurer excludes O&P from either payment without explanation, that’s worth a closer look before you move forward with repairs.

A second opinion makes the most sense when the estimate involves multiple trades, when O&P was denied outright, or when the numbers on your insurer’s estimate don’t match what contractors in your area are actually quoting.

What policyholders should prepare — overview diagram

Get a Second Opinion on Your Estimate Before You Accept It

A public adjuster reviews claim files the way an adjuster does, but works for you instead of the carrier. That means they look at whether your overhead and profit calculation matches the actual scope of your repair, not just whether a number was included somewhere on the page.

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If your estimate seems light, if O&P was left off entirely, or if you’re not sure whether your repair qualifies for a general contractor markup, a claim review can clarify where the gaps are before you sign anything or accept a settlement. We start with your existing estimate and documentation, so there’s no need to start over. Request a commercial property claim review if you’re dealing with a business loss, or explore our overview of how property insurance claims work to see where a second opinion fits into your specific timeline.

This article is general information, not a substitute for advice from a qualified financial advisor. Consult a qualified financial professional about your own circumstances before acting on anything here.

Sources

FAQ

When should general contractor’s overhead and profit be paid?

O&P should be included in the replacement cost calculation whenever hiring a general contractor is reasonably likely given the scope of the repair, a standard courts have applied following cases like Gilderman.

What is normal profit and overhead in construction?

Twenty percent total, split evenly between overhead and profit, is the most widely used benchmark in property claims estimating, though larger projects often see that percentage scale down due to economies of scale.

Does a single-trade repair usually qualify for O&P?

Generally not. A single-trade job rarely requires the coordination of a general contractor, which is why many adjusters apply the three-trade rule as a practical threshold before adding O&P to an estimate.