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Project GL and excess

Project-Specific Liability Insurance for Developers and General Contractors

Project-specific liability insurance is general liability, and often excess, written for one defined construction project instead of a contractor's whole book of work. Its value depends on four details: who is a named insured, how the project is defined, whether the aggregate is dedicated to that project and how long completed operations protection runs after turnover.

A mid-rise commercial building going up in structural steel and glass, with foundations and formwork still in progress across the site

Key Decision Points

  1. A project policy is only as useful as its project definition, its named insureds and its completed operations term.
  2. A per-project aggregate endorsement typically protects ongoing-operations limits; completed operations losses often draw on a separate aggregate.
  3. Subcontractor exclusions and conditions can quietly shift risk back to the developer or GC.
  4. Excess limits respond only as the excess wording and the scheduled underlying policies allow.
  5. Indemnity and additional insured requests run into anti-indemnity statutes in all four states.

What a Project-Specific Policy Is

A project-specific liability policy is a commercial general liability placement tied to one job site, one development phase or one set of buildings. Instead of sharing limits with every other job a contractor runs that year, the limits are written around a single project, and the policy term is usually matched to the construction schedule plus a completed operations period after turnover.

Developers and owners often arrange it when a lender, a partner or a public agency wants limits it can see and rely on. General contractors arrange it when the contract asks for dedicated limits or when one large job would otherwise erode the annual program that protects the rest of the company. Infrastructure and site contractors see it on long linear projects where a single occurrence could touch many properties.

It is not the same thing as a wrap-up. A project-specific policy may insure only the sponsoring party and the parties it names, while a wrap-up typically enrolls the contractors and subcontractors on the job. That difference drives everything else on this page.

Named Insureds and the Project Definition

The first question an underwriter and a broker ask is who the policy is for. A development entity, its managing member, the GC and sometimes affiliated property entities may each need named insured status, or they may be added as additional insureds with narrower rights. A party that is only an additional insured typically has protection limited to the scope the endorsement describes, which may stop at the end of ongoing work.

The project definition matters just as much. It usually names the site address or legal description, the scope of work and sometimes the contract value. If the scope changes, a phase is added or off-site improvements such as utility extensions and street work are built under a separate agreement, those operations may fall outside the defined project. Ask whether the definition includes staging areas, haul routes and off-site improvements required by the conditions of approval.

Entity structure is where developers most often get caught. A single-purpose entity formed after the policy is bound, or a land-holding entity that never appears on the declarations, can leave a gap that only shows up when a claim names it.

How the Per-Project Aggregate Works

A general aggregate is the most a policy pays for most kinds of claims during its term. On an annual contractor policy, a bad year on one job can use up the aggregate that every other job depends on. Contracts and lenders often ask for an aggregate that applies separately to the project, and the standard way to do that on an annual policy is an endorsement scheduling the project.

The ISO endorsement Designated Construction Project(s) General Aggregate Limit (CG 25 03, 05 09 edition, as reproduced by the New York Office of General Services) gives each scheduled project its own aggregate equal to the declarations amount. The detail buyers miss is the wording: the separate aggregate applies to damages attributable only to ongoing operations at a single designated project. Payments for bodily injury or property damage within the products-completed operations hazard reduce the products-completed operations aggregate instead, and claims that cannot be tied to one designated project draw on the policy's general aggregate.

That means a per-project aggregate endorsement on an annual policy may protect limits during construction while leaving completed operations limits shared across every job the contractor has finished. A true project-specific policy can avoid that sharing, but only if its own completed operations aggregate and term are written for the project. Read the endorsement and the declarations together, and ask the carrier which aggregate a defect claim after turnover would reduce.

Ongoing Versus Completed Operations

Construction liability has two phases. Ongoing operations are the claims that arise while work is underway: a passerby hurt near the site, damage to a neighbor's property from excavation, a crane incident. Completed operations are claims that arise after the work is finished and turned over, which on construction projects often means alleged defects that cause property damage or injury.

The distinction matters because the two phases are often subject to separate aggregates, different additional insured endorsements and different durations. On most projects the larger financial exposure sits in the completed operations phase, because defect claims can surface years after occupancy. California, Texas, Arizona and Nevada each have statutes of repose that set outer limits on many of those claims, and those time frames shape how long a project policy's completed operations term should run.

A project policy that ends at substantial completion, or that includes only a short completed operations extension, may leave the developer and GC relying on whatever annual policies are in force years later.

Subcontractor Forms, Conditions and Exclusions

Many contractor liability forms now carry subcontractor conditions. Some require the named insured to obtain certificates, indemnity agreements and additional insured status from every subcontractor; if the documentation is missing, the carrier may deny or limit coverage for claims arising from that subcontractor's work. Others exclude work performed by subcontractors altogether, or exclude specific trades such as roofing, structural or excavation work.

Residential projects draw more restrictive language. Exclusions for multifamily, condominium or tract work, for earth movement and subsidence, and for prior or continuing damage are common on the market today, and each can remove the exposure a developer most needs protected. Exterior insulation and finish systems, water intrusion and mold language deserve a line-by-line read on any podium or wood-frame residential project.

The practical point is that a project policy and the subcontract program have to be designed together. If the policy conditions require something the subcontracts do not demand, the gap belongs to the developer or GC.

Primary, Excess Attachment and Follow-Form Wording

Project limits are usually built in layers. A primary general liability policy sits at the bottom, and one or more excess policies attach above it. An excess layer typically responds only after the scheduled underlying limits are paid, and only to the extent its own wording allows.

Follow-form excess generally adopts the terms of the underlying policy, but many excess forms follow form except where they say otherwise, and those exceptions can include residential work, professional services, pollution and specific additional insured terms. Ask whether each excess layer recognizes the same named insureds, the same project definition and the same completed operations term as the primary. If the primary carries a per-project aggregate but the excess applies a single aggregate across the insured's operations, the excess may not track the project the way the contract assumes.

Attachment also depends on the underlying schedule. Excess carriers often require that employers liability and auto liability sit underneath, which can matter when a contractor's own policies are scheduled as underlying to a project placement.

Documented Risk Transfer and Anti-Indemnity Statutes

Risk transfer on a project is a chain: the owner's contract with the GC, the GC's subcontracts and the insurance each party carries. Indemnity clauses shift liability by contract, and additional insured endorsements give the upstream party direct rights under a downstream policy. Both are limited by statute in the three launch states.

California Civil Code §2782 voids construction indemnity for the promisee's sole negligence or willful misconduct, and for contracts entered into on or after January 1, 2013, limits indemnity for an owner's or public agency's active negligence. Section 2782.05 limits a subcontractor's indemnity for a GC's active negligence on many commercial contracts, but it does not apply to wrap-up programs or to provisions requiring the subcontractor to buy insurance, including additional insured endorsements for ongoing and completed operations. Texas Insurance Code §151.102 voids indemnity for the indemnitee's own negligence, with an exception for claims by the indemnitor's employees, and §151.104 voids additional insured requirements to the same extent. Arizona's A.R.S. §32-1159 voids indemnity for the promisee's sole negligence in private construction contracts.

These statutes have exceptions and effective dates, and Texas carves out single-family, townhouse and duplex work. Contract language should be reviewed by counsel, and the insurance requirements should be written so they match what the statutes allow.

When a Project Policy Can Beat an Annual Practice Policy

Annual, Project-Specific and Wrap-Up Liability Compared
QuestionAnnual practice GLProject-specific GLOCIP or CCIP wrap-up
Who buys itEach contractor, for all of its work in the policy yearOne contractor or the owner, for one named projectThe owner (OCIP) or the general contractor (CCIP), for one project or a rolling program
Who it insuresThe buying contractor, plus additional insureds by endorsementThe parties named for that project, while subcontractors typically carry their ownEnrolled contractors of every tier, typically for their work at the site
How the aggregate worksShared across every job that year unless a per-project aggregate endorsement appliesDedicated to the one projectDedicated to the program's projects as the policy defines them
Completed operationsTypically answered by whichever annual policy is in force when the injury or damage occursTypically a stated term after completion, written into the policyTypically an extended term written into the program
Where it tends to fitA steady volume of similar jobsA single large or contract-driven projectLarge projects where the owner or GC wants one program for every enrolled trade
Terms vary by carrier guidelines, programs, project and individual risk, subject to terms.

A contractor's annual policy is designed for a volume of work, not one job. A project-specific placement tends to make sense when one or more of these is true: the project is large relative to the contractor's annual volume; the contract or lender requires limits that are not shared; the work is residential or condominium construction that the annual policy excludes or restricts; or the developer wants completed operations limits that will remain available for the full repose period rather than depending on renewals years from now.

It can make less sense when the project is modest, when the contractor's annual program already carries a per-project aggregate and acceptable completed operations terms, or when the owner is arranging a wrap-up that enrolls the contractors directly. Cost also enters, because a project policy is often priced on construction value and may require the full term's premium up front.

None of these factors is decisive alone. The comparison should be made on the actual forms, with the contract and lender requirements in hand.

Retained Layers: Deductibles, SIRs and Captives

A project-specific policy sets dedicated limits for one job. An established firm may also retain part of its ongoing liability across all of its work through a large deductible, a self-insured retention or a captive. Those choices answer a different question from a project policy, and they can sit beside it.

Work on or Near Railroad Property

Railroads and rail transit agencies typically require a separate railroad protective liability policy naming the railroad, plus endorsements on the contractor's own general liability, before they grant entry. Limits and forms differ by railroad and by type of work, so the current exhibit is confirmed for each job.

What Underwriters Want to See

Underwriters price project liability on the project, not only on the contractor. Expect to provide the site plan, the scope and schedule, construction value, the delivery method, the contract or draft contract, the subcontract insurance requirements and the GC's loss history. For residential work, they often ask for the entity structure, whether units will be sold or rented and how homeowner association turnover is handled.

A submission that answers those questions before the underwriter asks tends to reach more carriers and yields terms that are easier to compare. The same package usually feeds the builders risk, pollution and surety submissions for the same project.

Before You Ask for a Quote

What to Gather

  • Every entity that needs named insured status, including any single-purpose entity
  • Project definition: site description, scope, phases and off-site improvements
  • Owner contract, draft subcontract and the insurance exhibit for each
  • Lender insurance requirements and any loan agreement insurance exhibit
  • GC loss runs and a list of current and completed projects
  • Current annual GL and excess forms, including any per-project aggregate endorsement

What to Ask the Insurer or Surety

  • Which aggregate would a defect claim after turnover reduce?
  • Does the project definition include off-site and phased work?
  • Which subcontractor conditions or exclusions apply, and what documents do they require?
  • Does each excess layer follow the primary's named insureds, project definition and completed operations term?
  • How long does the completed operations term run, and can it be extended?
  • Are residential, condominium or earth movement exclusions on the form?
Quick Answer

Project-specific liability is GL and often excess written for one defined project, with limits that are not shared with a contractor's other jobs. Its value turns on named insureds, the project definition, the aggregate structure and the completed operations term.

Common Mistake

Assuming a per-project aggregate endorsement protects completed operations. The ISO form applies the separate aggregate to ongoing operations at the designated project; completed operations claims typically draw on a separate, shared aggregate.

Broker Perspective

A broker reads the subcontractor conditions, the excess follow-form exceptions and the project definition against the actual contracts before comparing price.

Coverage Impact

Whether a claim is paid often depends on whether the right entity is named, the work falls inside the project definition and subcontractor documentation meets the policy's conditions.

Questions Buyers Ask

Who should be a named insured on a project-specific GL policy?

Usually the party sponsoring the policy and any related entities that could be sued over the project, such as the development entity, its managing member and sometimes the GC. Additional insured status is narrower and may stop at the end of ongoing work. List every entity before binding, including a single-purpose entity formed late, because adding one after a claim is often not possible.

Does a per-project aggregate endorsement mean my project has its own limits after it is finished?

Not necessarily. The ISO designated construction project aggregate endorsement applies the separate aggregate to ongoing operations at the scheduled project. Claims within the products-completed operations hazard typically reduce the policy's products-completed operations aggregate, which may be shared with every other completed job. Ask the carrier how its specific endorsement treats completed work.

Can an owner require my subcontractors to indemnify the owner for the owner's own negligence?

In all three launch states, statutes limit that. California Civil Code §2782 and §2782.05, Texas Insurance Code Chapter 151 and Arizona's A.R.S. §32-1159 each void certain indemnity provisions, with differing scope, exceptions and effective dates. Have counsel review the clause, and align the insurance exhibit so it does not demand what the statute voids.

Will an excess policy follow every term of the project's primary GL?

Only where its wording says so. Many excess forms follow form except for listed exclusions or conditions, which can include residential work, pollution or additional insured terms. Confirm that each layer recognizes the same named insureds, project definition and completed operations term, and that its aggregate structure matches the primary.

Is project-specific GL worth it on a mid-size commercial job?

It depends on the contract, the lender and the contractor's annual program. If the annual policy already carries acceptable per-project and completed operations terms and the contract does not demand dedicated limits, it may not be needed. When the job is large relative to annual volume or the forms restrict the work type, a project placement is worth pricing.

Official Sources

  1. ISO CG 25 03 05 09, Designated Construction Project(s) General Aggregate Limit (form text as published in a state contract exhibit), New York State Office of General Services. Separate aggregate applies to ongoing operations at a designated project; products-completed operations payments reduce the products-completed operations aggregate; unattributable claims reduce the general aggregate. Verified 2026-10-23.
  2. Cal. Civil Code §2782 (construction indemnity limits), California Legislative Information. Indemnity for the promisee's sole negligence or willful misconduct is void; owner and public agency active-negligence limits for contracts on or after January 1, 2013. Verified 2026-10-23.
  3. Cal. Civil Code §2782.05 (subcontractor indemnity, commercial contracts), California Legislative Information. Limits subcontractor indemnity for a GC's active negligence; does not apply to wrap-ups or to requirements to buy insurance, including additional insured endorsements for ongoing and completed operations. Verified 2026-10-23.
  4. Tex. Ins. Code ch. 151 (consolidated insurance programs; indemnity and additional insured limits), Texas Legislature (Texas Constitution and Statutes). §151.102 voids indemnity for the indemnitee's own negligence; §151.103 employee-claim exception; §151.104 additional insured limits; §151.105 single-family, townhouse and duplex exclusion. Verified 2026-10-23.
  5. A.R.S. §32-1159 (indemnity agreements in construction contracts), Arizona State Legislature. Indemnity for the promisee's sole negligence in private construction contracts is void. Verified 2026-10-23.
  6. Tex. Civ. Prac. & Rem. Code §16.009 (construction statute of repose), Texas Legislature (Texas Constitution and Statutes). Ten-year repose period from substantial completion for persons who construct or repair improvements, used in the scenario. Verified 2026-10-23.

Reviewed by the Principal, Gleason Insurance Brokers, LLCUpdated

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