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municipalauthorities.org │ 33 U nderstanding S urety B onds : A P ractical G uide for P ublic A gencies By Freddy Lutz, Principal, The PennBid Program Many people have a basic understanding of insurance policies, but often know less about surety bonds—commonly referred to as simply as "bonds." Despite this, bonds are among the most effective tools for safeguarding the financial interests of public agencies during bidding and contracting. To provide a clearer understanding, below are key distinctions between insurance and surety bonds. The Contract Insurance is a form of risk management involving a two-party agreement (the insurance policy) that ensures the insured receives compensation from the insurance company in the event of a covered loss. Meanwhile, a Surety bond is a three-party financial instrument consisting of a principal (the successful bidder), an obligee (the authority), and a surety company. This contract guarantees the principal's fulfillment of an obligation to the obligee. Should the principal fail to meet its contractual responsibility, the obligee may recover losses through the bond provided by the surety company. Protection: Insurance protects the insured contractor and their named additionally insured (the authority) against risks for specific type of potential losses, damages, or liabilities, while a Surety bond protects the obligee (the authority) in the event the principal (vendor) defaults on a specific element of a project. Claims: When an insurance company pays an Insurance claim, it typically does not require repayment from the insured contractor. In contrast, a Surety bond acts as a line of credit where the principal or bidder signs an indemnity agreement to protect the surety company from any losses resulting from issuing the bond. Losses: With Insurance , losses are anticipated, and premiums are set to account for potential losses based on various factors. With a Surety bond , losses are not expected. As such, surety bonds are provided only to qualified people or businesses whose projects specifically require a bonded guarantee. The Premium: Insurance premiums cover possible losses, while Surety bond premiums guarantee the principal’s obligation is met and is usually fully earned upon issue. Insurance and surety bonds are both essential for safeguarding every aspect and participant in a project, so it's common for both to be needed. Next, we'll look into the different bond types and what they do. Bid bond. A bid bond ensures that the bidder will agree to the contract if they are awarded the project. Should the bidder not complete the contract process— including obtaining any required performance, payment, or maintenance bonds—the bid bond outlines how much may be paid as damages or penalty. Performance bond. A performance bond ensures the principal fulfills all contract terms. The Miller Act mandates performance bonds for federally funded projects of $100,000 or more, and similar rules exist in state and local codes, highlighting the protective role of surety bonds. Payment bond. The payment bond guarantees the contractor will pay for labor and materials while executing the work he is obligated to perform under the contract. Maintenance bond. Maintenance bonds serve as a guarantee that covers faulty materials and poor workmanship for a set period after a project has finished. If any defects are discovered during this period, the bond can be used to pay for necessary repairs. Supply bond. Supply bonds ensure that vendors deliver materials, equipment, or supplies as specified in contracts or purchase orders. If the supplier does not fulfill these obligations, a claim may be made against the bond. Contractor license bond. Contractor license bonds guarantee ethical conduct and adherence to regulations. They are often required by government authorities for licensing or permits. Contractors must meet specific criteria to qualify for these bonds. What is bonding capacity? Bonding capacity refers to the highest amount of credit a surety company is willing to extend to a contractor or supplier. This is typically defined in two ways: the single-job limit, which indicates the most substantial project the surety will back, and the aggregate limit, which represents the total amount of ongoing contracts a contractor is allowed to maintain. It’s important to note that bonding capacity does not represent the maximum limit of what a contractor can be bonded for. Simply put, authorities value bonding capacity because it reflects how much confidence a surety company has in a contractor’s ability to successfully complete a project, considering its size and the contractor’s previous Continued on page 63.