Subcontractor Agreement (Construction) Template for the United States

A Subcontractor Agreement (Construction) is a legally binding contract that establishes the terms under which a general contractor engages a specialized trade contractor to perform specific work on a building job. This document serves as the foundation for managing subcontractor relationships while supporting compliance with federal and state construction law in the United States. It sets out who does what, who pays what, and who carries which responsibility if something goes wrong.

What is a construction subcontractor agreement?

It's the contract a general contractor signs with a specialist to subcontract a defined part of the work, for example electrical, plumbing, HVAC, or concrete. The document records the scope, the price and payment schedule, the completion dates, insurance and bonding, indemnity, and how disputes get resolved. A clear agreement keeps each party's responsibility unambiguous, so commercial teams avoid the back-and-forth that stalls a build.

When do you need this document?

You need a subcontractor agreement whenever you're hiring specialized contractors for distinct portions of the work. This includes engaging electricians for electrical systems, plumbers for water and sewer lines, HVAC contractors for heating and cooling, or concrete specialists for foundation work. The agreement is particularly important on commercial builds, government contracts, and residential developments where multiple trades must coordinate. You'll also need it on federally funded work that requires Davis-Bacon Act prevailing-wage compliance, or on jobs with strict timelines where subcontractor performance directly affects overall completion.

What should a subcontractor agreement include?

A strong construction subcontractor agreement covers the following:

• Parties and contact details. The legal name and registered address of each company, plus the email and named contact who handles notices and change orders on both sides.
• Scope of work. A detailed description of the trade work, deliverables, and materials, specific enough to prevent disputes while allowing for reasonable change orders.
• Payment terms. How progress payments tie to completed work, retainage, and lien-waiver conditions before each release.
• Timeline. Start dates, milestones, and completion dates, plus how delays are handled.
• Insurance and bonding. General liability, workers' compensation, and any performance or payment bonds that protect against a subcontractor default.
• Indemnification. How risk and responsibility are allocated between the parties given construction's safety hazards.
• Safety and OSHA obligations. Compliance protocols each party must follow on site.
• Dispute resolution. Mediation or arbitration clauses that keep the project moving.

Key legal considerations

Several legal elements deserve close attention. Insurance and bonding protect against liability exposure and secure completion if the subcontractor defaults. Indemnification clauses allocate risk between the parties. Payment terms should tie progress payments to work completion and lien-waiver conditions. Safety protocols and OSHA obligations should be spelled out, since both parties can face liability for workplace violations. Naming a dispute-resolution path up front, such as mediation then arbitration, helps the business avoid costly proceedings while keeping the job on schedule.

A sample construction subcontractor agreement in practice

Say a general contractor engages an electrical company to wire a 40-unit residential development. A real agreement would name both companies and their contact details, define the scope as rough-in and final electrical for all 40 units, tie payments to inspection sign-off per floor with 10% retainage, require a conditional lien waiver before each release, and set liability and workers' compensation insurance minimums. That worked example shows why the scope and payment sections carry the most weight: they decide who gets paid, when, and for exactly what work.

How does a subcontractor agreement differ from an independent contractor agreement?

A construction subcontractor agreement is a specialized form used when a general contractor passes down part of a larger job to a trade specialist, so it carries lien, bonding, safety, and prevailing-wage terms tied to the build. A general independent contractor agreement covers standalone services with no upstream project owner and rarely needs those construction-specific clauses.

Legal requirements in the United States

Federal law shapes construction subcontractor agreements in every state. The Occupational Safety and Health Act (OSHA) sets the safety programs and protocols that must be reflected in subcontractor obligations. The Fair Labor Standards Act (FLSA) governs minimum wage and overtime, which affects labor costs and payment schedules. On federally funded work, the Davis-Bacon Act mandates prevailing-wage payments with careful documentation and reporting. The Contract Work Hours and Safety Standards Act applies to federal contracts over $100,000 and adds overtime rules. Immigration Reform and Control Act compliance means verifying worker eligibility, so workforce documentation matters. State rules vary widely, covering contractor licensing, mechanics' lien procedures, prompt-payment timelines, and insurance or bonding levels for certain project types. Because these terms change by state and by trade, GenieAI reviews each clause against your own playbook and flags risk in red, amber, or green before you sign.

Download and edit the template

Draft the agreement with GenieAI and export a finished, ready-to-sign document in Word or PDF format. You can edit every clause to match the trade, the state, and the project before you send it to the other company, and each version stays consistent with your playbook. For a related standalone services contract, see the independent contractor agreement template.