General Contractor Performance Bond Information

Quick Summary

A performance bond is a financial guarantee that a general contractor will complete a project according to the contract terms, protecting the project owner from financial loss due to contractor default.

Last Updated: May 20, 2026

When you hire a general contractor for a major construction project, you need assurance they will fulfill their contractual obligations. A performance bond is a crucial financial guarantee that protects the project owner from losses if the contractor fails to complete the job or fails to meet the specifications outlined in the contract. It is essentially a three-party agreement between the project owner (obligee), the contractor (principal), and the surety company that issues the bond.

Unlike insurance, which protects the contractor, a performance bond specifically safeguards the client’s investment. If the contractor defaults, the surety company steps in to remedy the situation. This can involve financing the completion of the project with a new contractor, compensating the owner for financial losses, or both.

For many public projects, performance bonds are legally required. The federal Miller Act mandates bonds for public works contracts over a specific value, and many state-level “Little Miller Acts” have similar requirements for state and municipal projects. This ensures taxpayer funds are protected and projects are completed.

Obtaining a bond is not automatic. Surety companies rigorously evaluate a contractor’s financial health, work history, and management capabilities before underwriting a bond. This vetting process provides an additional layer of confidence for the project owner, as it means a third-party has validated the contractor’s stability and reliability.

Before finalizing any major construction contract, you should verify the bond’s validity. Confirm the details directly with the surety company, including the bond amount, project name, and effective dates. Do not rely solely on a certificate provided by the contractor.

  • Review the Bond Form: Ensure it’s the standard American Institute of Architects (AIA) or other accepted form, not a non-standard document that may limit coverage.
  • Check the Surety’s Rating: Verify the surety company’s financial strength rating from agencies like A.M. Best to ensure they can fulfill potential claims.
  • Understand the Claim Process: Know the specific procedures and timelines for filing a claim in the event of contractor default, as outlined in the bond document.

The cost of a performance bond, typically a percentage of the contract price, is usually borne by the contractor and factored into their bid. While it represents an added expense, the security it provides is invaluable for managing project risk and ensuring successful completion.

Common Mistake

Thinking a license bond is about your work quality

Most contractors believe the Arizona Contractor License Bond guarantees their project performance. It doesn't. This bond is a financial guarantee to the state that you will follow licensing laws, pay owed taxes, and cover certain public liabilities from your business operations. The part most applicants underestimate is the personal credit check. Underwriters review your credit to assess the risk you'll default on the bond's financial obligation, not your skill as a contractor. A low score doesn't automatically disqualify you, but it directly impacts your premium rate and the speed of approval.

  • The bond protects the public and state, not your client's project outcome.
  • Your personal credit score is the primary factor determining your bond premium.
  • You are personally liable for any claims paid by the surety on your bond.