Certificate Holder Insurance Requirements Explained: Key Insights for Brokers

Certificate holder insurance requirements create friction in commercial accounts every day. ACORD 2024 survey data found that 41% of brokers receive at least one "impossible" certificate requirement per month - a coverage demand the underlying policy does not support. That number points to a systemic problem: certificate holders often do not understand what they can legitimately require, and brokers sometimes comply rather than push back.

This guide explains exactly what certificate holders can require, what they cannot, how specific endorsements work, and what brokers should do when a requirement exceeds what the policy provides.

Key Takeaways

• ACORD 2024 survey data shows 41% of brokers receive at least one unenforceable certificate requirement per month - demands for coverage the policy does not provide.
• Certificate holders can legitimately require specific coverage types, minimum limits, additional insured endorsements, waiver of subrogation, primary and non-contributory language, and cancellation notice - but only when the corresponding endorsement is confirmed on the policy.
• Primary and non-contributory language requires ISO CG 20 01 or a carrier-equivalent endorsement; it cannot be added to ACORD 25 without that endorsement in the underlying policy.
• Construction projects commonly require $1M/$2M GL, $1M auto, $2M umbrella, statutory WC, and $1M employers liability at minimum - larger GCs and government contracts often require $2M/$4M GL and $5M+ umbrella.
• Brokers who issue certificates reflecting requirements not supported by the policy face direct E&O exposure; IIABA 2025 E&O data confirms certificate misrepresentation as a top-5 claim cause.
• The correct response to an impossible requirement is not compliance - it is a documented explanation to the client, a carrier endorsement discussion, and written client authorization before any policy change is made.

What Certificate Holders Can Legitimately Require

Certificate holder insurance requirements fall into two categories: those that can be confirmed on an ACORD 25 certificate because they reflect what the policy already provides, and those that require a policy endorsement before they can be represented on a COI. Brokers need to manage both.

Coverage Type Requirements

Certificate holders can specify which types of coverage they need to see confirmed. The most commonly required coverage types:

• Commercial General Liability (CGL)
• Commercial Auto Liability
• Workers Compensation and Employers Liability
• Umbrella or Excess Liability
• Professional Liability (Errors and Omissions)
• Builders Risk (for construction projects)

These are standard policy types. If the named insured carries them, confirming their existence on the COI is straightforward. If the named insured does not carry a required type, the broker needs to discuss adding that coverage with the client - not issue the certificate without it.

Minimum Limit Requirements

Certificate holders can set minimum coverage limits they need to see on the COI. They cannot require limits above what the carrier has agreed to provide - if the policy carries $1M per occurrence on GL and the certificate holder demands $2M, the answer is a carrier endorsement for higher limits, not a number change on the certificate.

Typical minimum limit requirements vary by contract type. The table in the next section provides a breakdown by sector.

Additional Insured Status

Certificate holders can require additional insured status. They cannot create it through the certificate alone. The AI endorsement must be on the policy before the broker checks the AI box on ACORD 25.

The most common AI endorsements required by certificate holders are ISO CG 20 10 (ongoing operations) and CG 20 37 (completed operations). Construction contracts typically require both. Lease agreements typically require ongoing only.

Primary and Non-Contributory Language

Certificate holders can require that the named insured's policy be primary and non-contributory. This means the insured's policy pays first (primary) and the insurer does not seek contribution from the certificate holder's own coverage (non-contributory).

This requirement is legitimate. But it requires ISO CG 20 01 or a carrier-equivalent endorsement on the policy. The broker cannot add "primary and non-contributory" to ACORD 25 without that endorsement. ACORD 2025 guidance is explicit on this point.

Waiver of Subrogation

Certificate holders can require a waiver of subrogation, meaning the insurer agrees not to pursue a claim against the certificate holder after paying a loss related to the named insured's operations. This requires a specific endorsement on the policy. The standard ISO form is the Waiver of Transfer of Rights of Recovery (CG 24 04 for GL).

Without the endorsement, the broker cannot represent waiver of subrogation on the certificate.

Cancellation Notice

Certificate holders can require notification of policy cancellation. ACORD 25 provides for up to 30 days notice as the standard. Some carriers will extend this by endorsement. Certificate holders cannot demand 60 days notice as a non-negotiable requirement; the carrier controls this term.

What Certificate Holders Cannot Require Through the COI

This is where requests go off the rails. Certificate holders who write requirements into their request forms that exceed what the policy or the ACORD 25 framework can support are a routine problem.

Policy Modifications Not in the Policy

A certificate holder cannot require a broker to add coverage, change exclusions, or alter policy terms through the certificate request process. The COI represents the policy. It does not modify it.

If a certificate holder requires a specific endorsement that is not on the policy, the broker has two options: work with the carrier to add the endorsement (with client authorization), or explain to the client that the requirement cannot be met as written. The broker cannot simply add language to the certificate.

Limits Above What the Carrier Has Agreed To

The certificate must reflect actual policy limits. If the certificate holder requires $5M in umbrella coverage and the policy provides $2M, the broker cannot change the number on the COI. A limit increase requires a carrier endorsement and likely a premium adjustment.

Endorsements Never Placed on the Policy

Waiver of subrogation, primary and non-contributory, AI status - all of these require endorsements. If the endorsement is not on the policy, it cannot appear on the certificate. Agents who add these representations without confirmed endorsements are misrepresenting coverage, which is both an ethical violation and a direct E&O exposure.

Custom Language Beyond ACORD 25 Format

Certificate holders sometimes request custom language be added to the description box on ACORD 25 that goes beyond what the form supports - contract language, indemnity references, or promises about future coverage. ACORD 2025 guidance specifically prohibits agents from adding language that expands the certificate holder's rights beyond what the policy provides or alters the ACORD 25 disclaimer.

Minimum Limit Requirements by Contract Type

Most commercial contracts specify minimum limits. The table below reflects common industry standards as of 2025, compiled from ACORD 2024 and ISO 2024 data.

Source: ACORD 2024 certificate data; ISO 2024 construction insurance standards; BrokerageAudit commercial lines review, 2025.

When a client's policy does not meet the minimum limits required by a contract, the broker's job is to flag the gap immediately - before the certificate is requested and before the project starts.

The Primary and Non-Contributory Requirement in Detail

Primary and non-contributory is one of the most commonly required but frequently mishandled certificate holder insurance requirements. It deserves detailed treatment.

What It Means

"Primary" means the named insured's policy pays first on a covered loss, regardless of other coverage available to the additional insured or certificate holder. "Non-contributory" means the named insured's policy does not seek contribution from the certificate holder's own coverage.

Without this endorsement, an insurer might argue that both the named insured's policy and the certificate holder's policy should share the loss proportionally. The primary and non-contributory requirement eliminates that argument in the additional insured's favor.

When It Is Required

Primary and non-contributory language is nearly universal in commercial construction contracts where AI is required. It is also standard in many commercial lease agreements, government contracts, and franchise agreements. If a contract requires AI, assume primary and non-contributory is also required unless confirmed otherwise.

How to Provide It

ISO CG 20 01 is the standard endorsement. Some carriers have proprietary endorsements with equivalent language. Brokers need to confirm the specific endorsement form with the carrier before representing primary and non-contributory on the certificate.

ACORD 25 includes a checkbox for "Primary and Non-Contributory" in the Additional Insured section description. This box should only be checked when the endorsement is confirmed on the policy.

The Cost

ISO CG 20 01 or its carrier equivalent typically adds 2% to 5% of the GL premium. Some carriers bundle primary and non-contributory with their AI endorsements at no additional cost, particularly for preferred construction accounts.

The "Impossible Requirement" Problem

ACORD 2024 data identifies the scope of this issue: 41% of brokers face at least one non-compliant certificate request every month. These requests come in several forms.

The Most Common Impossible Requirements

AI demanded without an underlying endorsement: The certificate holder marks their request form "additional insured required" but the client's policy has no AI endorsement. The broker cannot issue the certificate with AI checked.

60-day cancellation notice without carrier backing: Standard ACORD 25 provides 30 days. If the carrier has not endorsed 60 days, the broker cannot promise it.

Primary and non-contributory without ISO CG 20 01: Some certificate holders add this to their requirements without understanding it requires an endorsement. Brokers who check the box without the endorsement misrepresent the policy.

Limits higher than the policy: The COI must reflect actual limits. A certificate holder demanding $5M umbrella when the policy provides $2M cannot be satisfied with a number change on the form.

Contract language in the description box: Certificate holders who ask brokers to paste indemnification language, hold harmless agreements, or contract-specific terms into ACORD 25 are asking for something the form is not designed to provide. ACORD 2025 guidance prohibits this.

How to Handle Excessive Certificate Holder Requirements

The correct response to an impossible requirement is a documented, professional refusal accompanied by a path to resolution. Here is the process.

Step 1: Identify Each Non-Compliant Requirement

Review the certificate request against the current policy. List every item the certificate holder has requested that the policy does not currently support.

Step 2: Contact the Named Insured Client First

Your client relationship is with the named insured. Contact them before reaching out to the certificate holder. Explain what the certificate holder has requested, what the policy currently provides, and what endorsements would need to be added to close the gap.

Be specific. "The certificate holder requires primary and non-contributory. Your current policy does not have ISO CG 20 01. Adding it would cost approximately X. Do you want to proceed?"

Step 3: Get Written Client Authorization for Any Policy Change

Never add an endorsement without documented client approval. A text, email, or signed form all work. What matters is that you have a record showing the client understood what was being added and agreed to it.

Step 4: Confirm the Endorsement With the Carrier

Do not issue the certificate until the carrier confirms the endorsement is in force. Get the endorsement effective date in writing. Some carriers process same-day for standard endorsements. Others take 24 to 48 hours.

Step 5: Issue the Certificate After Confirmation

The certificate reflects the policy as it exists at the moment of issuance. Issue it after the endorsement is confirmed, not before.

Step 6: Document the Entire Exchange

Store the certificate holder's request, the client's authorization, the carrier's endorsement confirmation, and the issued certificate in the account file. IIABA 2025 E&O guidance specifically recommends retaining this documentation for a minimum of seven years.

Building a Requirement Management System for Your Agency

Managing certificate holder insurance requirements at scale requires a systematic approach. Ad hoc handling - one request at a time, with no documentation or tracking - is how E&O claims happen.

Create a Requirement Checklist Per Client Contract

For every commercial client with active certificates, maintain a requirement checklist that maps each certificate holder's specific requirements to the current policy. Include: coverage types required, minimum limits, AI endorsements required, primary and non-contributory status, waiver of subrogation, and cancellation notice terms.

Update this checklist every time the policy renews or a new certificate holder is added.

Verify Each Requirement Before Issuance

Before issuing any certificate, run through the checklist. Confirm each requirement against the current policy declarations and endorsement schedule. This takes two to five minutes and prevents E&O claims.

Track Requirements by Certificate Holder in Your AMS

Your agency management system should store certificate holder-specific requirements as part of the account record. When a renewal comes up or a policy change is needed, the system should surface any certificate holders whose requirements may be affected.

Agencies that track at this level of detail report significantly lower certificate dispute rates and faster resolution when disputes do arise.

Set a Turnaround SLA and Track It

IIABA 2025 benchmarks show that agencies with documented certificate turnaround SLAs (typically 24 to 48 hours for standard requests) report higher client retention in commercial lines accounts. Set the standard, share it with your team, and measure it monthly.

Frequently Asked Questions

What insurance requirements can a certificate holder legitimately impose?

Certificate holders can legitimately require specific coverage types (GL, auto, WC, umbrella, professional liability), minimum policy limits, additional insured endorsements, waiver of subrogation endorsements, primary and non-contributory language, and cancellation notice terms. Each of these requirements must be met through actual policy provisions or endorsements. The certificate represents what the policy provides - it cannot create coverage that does not exist. ACORD 2024 survey data shows 41% of brokers receive at least one request per month that exceeds what the policy supports.

What is primary and non-contributory and when do certificate holders require it?

Primary and non-contributory means the named insured's policy pays first on a covered claim (primary) and does not seek contribution from the certificate holder's own coverage (non-contributory). It is required in most commercial construction contracts where additional insured status is mandated, in many commercial lease agreements, government contracts, and franchise agreements. It requires ISO CG 20 01 or a carrier-equivalent endorsement on the policy. Without that endorsement, the broker cannot represent primary and non-contributory on the certificate.

What minimum limits do most commercial contracts require on certificates?

Construction subcontracts typically require $1M/$2M GL, $1M auto, $2M umbrella, statutory WC, and $1M employers liability. Larger GC prime contracts often require $2M/$4M GL and $5M umbrella. Government contracts range from $2M/$4M GL with $2M umbrella at the municipal level to $2M/$4M GL with $5M+ umbrella at the federal level. Commercial leases typically require $1M/$2M GL and $2M umbrella. These are market standards as of 2025; individual contracts may specify higher limits.

Can a certificate holder require a broker to add coverage that is not in the policy?

No. A certificate holder can require that coverage be in place as a condition of a contract, but they cannot require the broker to add it unilaterally. If the policy does not meet the certificate holder's requirements, the broker must contact the named insured client, explain the gap, get written authorization, and work with the carrier to add the required endorsement. Only after the policy reflects the requirement can the certificate represent it. Brokers who add coverage representations to a certificate without carrier confirmation face direct E&O exposure.

How should a broker respond to impossible certificate holder insurance requirements?

The correct response is a documented, professional explanation of why the requirement cannot be met as written, followed by a clear path to resolution. Contact the named insured client first. Explain what the certificate holder wants and what it would take to satisfy the requirement through the policy. Get written client authorization before contacting the carrier. Confirm the endorsement is in place before issuing the certificate. Document every step in the account file. IIABA 2025 E&O guidance recommends retaining this documentation for seven years minimum.

What endorsements do certificate holders most commonly require and how much do they cost?

The most commonly required endorsements are: additional insured for ongoing operations (ISO CG 20 10, 3%-8% of GL premium), additional insured for completed operations (ISO CG 20 37, 2%-7% of GL premium), primary and non-contributory (ISO CG 20 01, 2%-5% of GL premium), and waiver of subrogation (ISO CG 24 04, 1%-3% of GL premium). Combined AI plus primary and non-contributory plus waiver packages for construction accounts typically add 8%-18% to the base GL premium. Some carriers include blanket versions of these endorsements in base forms for preferred commercial accounts at no additional cost.

Related Terms

Primary And Noncontributory | Blanket Additional Insured | Hold Harmless

Related posts: #141, #142

BrokerageAudit's COI Manager tracks every certificate holder's specific requirements and alerts you when a policy change could create a compliance gap. See how it works →

Written by Javier Sanz, Founder of BrokerageAudit. Last updated April 2026.