How to Read a Construction Contract: The Clauses That Can Make or Break You

As a trade contractor, signing a contract is the official start of a project. However, many contractors, especially subcontractors signing boilerplate agreements from general contractors, treat contract review as a formality. They flip to the signature page, verify the price, and sign. This is a massive business risk. A construction contract is a legal document designed to allocate financial and operational risks between parties. If you sign without understanding the terms, you may be agreeing to pay for someone else's mistakes, waive your insurance rights, or work for free if the client does not pay.

Contract negotiation is a normal part of doing business in the construction industry. You do not have to accept every clause a general contractor or commercial owner hands you. By learning how to identify and modify unfair clauses, you can protect your company from disputes and ensure you get paid for your work. You should also check our articles on what must be in a construction contract and how to handle payment delays with our guide for when a subcontractor is not paid by a general contractor. If you need to document modifications later, review our guide on how to write a change order.

The Power of Risk Allocation in Contracts

Every line in a construction contract is written to decide who carries the risk when something goes wrong. If material costs spike, if weather delays the project, or if a worker is injured on site, the contract decides who pays. General contractors often use standard agreements that shift almost all risks down to their subcontractors.

When you sign a contract with unfair terms, you cannot escape them later by claiming you did not read them. Under contract law, signing a document is proof that you read, understood, and accepted all of its terms. To protect your business, you must read the contract before signing, highlight the clauses that shift risk to you, and request written amendments. Negotiating these clauses up front prevents disputes and keeps your business secure.

Indemnification Clauses: Understanding the Indemnity Trap

An indemnification clause is one of the most dangerous terms in any construction contract. To indemnify means to defend and hold another party harmless from legal claims, damages, or losses. In a standard subcontractor agreement, the GC will include an indemnification clause requiring you to protect them and the owner from any lawsuits arising from your work.

There are three main types of indemnification clauses used in construction, and you must know the differences:

• Broad-Form Indemnity: This requires you to indemnify the GC and owner for all losses, even if the GC or owner was entirely at fault for the accident. This is an unfair transfer of risk. Fortunately, many states have passed anti-indemnity statutes that make broad-form indemnity clauses void.
• Intermediate-Form Indemnity: This requires you to indemnify the GC for all losses if you were even partially at fault, even if the GC was ninety-nine percent responsible. You carry the full burden of defense.
• Limited-Form Indemnity: This requires you to indemnify the GC only for the portion of the loss caused by your own negligence. This is the only fair indemnification clause. It aligns your risk directly with your actual control over the work.

Waiver of Subrogation: What it Means for Your Insurance

A waiver of subrogation is a clause commonly found in both general contracts and subcontract agreements. Subrogation is the legal process where your insurance company, after paying a claim on your behalf, sues the party responsible for the damage to recover their costs. A waiver of subrogation means you agree to waive your insurance company's right to sue the GC or owner for damages covered by your policy.

While waivers of subrogation are standard in the industry to prevent lawsuits between project partners, they carry a hidden risk. Most commercial liability and workers' compensation insurance policies require you to notify your carrier or obtain their permission before waiving subrogation. If you sign a waiver of subrogation without your insurance carrier's consent, you could void your insurance coverage entirely, leaving you personally liable for a catastrophic claim. Always consult with your insurance broker before signing a contract with a subrogation waiver.

Pay-When-Paid vs. Pay-If-Paid: Subcontractor Risks

For subcontractors, how and when you get paid is determined by payment clauses. General contractors use two main types of clauses to shift the risk of owner non-payment down to subcontractors: pay-when-paid and pay-if-paid clauses. You must understand the difference, as it determines whether you get paid if the owner goes bankrupt.

A pay-when-paid clause is a timing provision. It states that the GC will pay you within a certain number of days after receiving payment from the owner. Crucially, if the owner never pays the GC, the GC still has a legal obligation to pay you for your completed work within a reasonable time. A pay-if-paid clause is a condition precedent. It states that payment to the GC from the owner is a direct condition that must occur before the GC is obligated to pay you. If the owner never pays the GC, the GC has no legal obligation to pay you, and you must absorb the loss of your labor and materials.

Because pay-if-paid clauses are so harsh, several states (including California, New York, and North Carolina) have declared them void and unenforceable as a matter of public policy. In these states, courts treat a pay-if-paid clause as a pay-when-paid clause, ensuring subcontractors maintain their right to get paid. You can review judicial opinions and state rules regarding these payment terms on the California Courts Opinions Archive Page.

Strict Change Order Rules: Verbs vs. Written Agreements

Every trade contractor knows that project scopes change once work begins. However, many contracts contain strict clauses stating that the contractor will not receive payment for extra work unless a written change order is signed by the owner or GC prior to starting that work. These clauses are designed to prevent contractors from billing for unauthorized extras at the end of the project.

If you perform extra work based on a verbal instruction from a project manager on site, and the contract requires written change orders, you are risking your payment. The GC can legally refuse to pay you for that work, pointing to the contract clause you signed. To protect your business, never perform extra work without a signed change order. If you must proceed immediately due to an emergency, send a written email or text confirming the instruction and the cost, and obtain written confirmation before starting.

Dispute Resolution Clauses: Mediation, Arbitration, and Litigation

If a dispute arises that cannot be resolved through negotiation, the contract dictates the legal path you must follow to seek a resolution. A dispute resolution clause will outline whether you must participate in mediation, submit to binding arbitration, or file a lawsuit in civil court.

Mediation is a non-binding process where a neutral third party helps both sides reach a settlement. It is low-cost and highly effective. Arbitration is a private trial where an arbitrator (often a construction attorney or retired judge) hears the evidence and makes a binding decision. Arbitration is faster than civil court, but it can still be expensive, and there is virtually no right to appeal. Litigation is a formal lawsuit filed in civil court. Ensure your contract contains a "prevailing party attorney fees" clause. Without this clause, you must pay your own legal fees, even if you win the case, which can make pursuing smaller disputes financially impossible.

Drafting a Contract Clause Amendment Request

When you identify an unfair or risky clause in a contract, you should not just sign it and hope for the best. You should submit a formal Contract Clause Amendment Request. This is a written document where you identify the specific clauses you want to modify, explain your concerns, and propose replacement language. GCs and commercial owners are accustomed to these requests and are often willing to negotiate to secure a reliable trade contractor.

Below is a standard template for a Contract Clause Amendment Request that you can send to a GC or client before signing their contract.