A bond is a promise from a third party that the builder's promise will be kept. If the builder defaults, the third party — the surety — steps in and pays. That is the entire concept, and it is genuinely useful when it is in place. The complication is that performance bonds are far less common in Colorado private residential construction than homeowners often assume, and the protections homeowners think a bond provides are sometimes covered by other instruments instead.
I get questions about bonds most often after something has already gone wrong: the builder is gone, the homeowner is looking at a half-finished addition, and someone has mentioned that perhaps the contract was bonded. In a small number of those calls, it actually was, and the surety claim becomes a meaningful path to recovery. In the much larger number of calls, no bond exists, and the conversation turns to liens, contract claims, and (occasionally) civil theft under C.R.S. § 38-22-127. The realistic answer to "does a bond protect me?" depends almost entirely on what was negotiated into the contract before construction started.
Here is what bonds actually do, when they appear in Colorado residential work, and what to ask if you want one on your own project.
Performance bond vs. payment bond — two different protections
These are usually discussed together but they protect different parties.
A performance bond protects the property owner against the builder's failure to perform — abandonment, defective work the builder will not correct, or insolvency mid-project. If the builder defaults, the owner makes a claim against the surety, and the surety either funds completion through a replacement contractor or pays the cost of completion up to the bond's penal sum.
A payment bond protects the subcontractors and suppliers who furnish labor and materials to the project. If the builder fails to pay them, they make a claim against the surety rather than recording a mechanic's lien against the property. From the owner's perspective, a payment bond is valuable because it removes lien risk: subs who have a bond to claim against generally cannot also lien the property for the same debt.
A "performance and payment bond" packages both protections. On commercial and public projects in Colorado, that combination is standard. On private residential projects, it is the exception.
How often a bond actually exists on a private residential job
This is the part homeowners are often surprised by: there is no Colorado statute that requires a builder to provide a performance or payment bond on private residential construction. Private bonds exist when a homeowner negotiates for one in the contract and the builder agrees. They do not exist by default.
Public works are different. Colorado's "Little Miller Act" — C.R.S. § 38-26-105 — requires contractors on public-works projects above a statutory threshold to provide both a performance and a payment bond. But that statute applies to public projects (government buildings, roads, schools), not to a private residential remodel. A homeowner who reads about Colorado's bond requirements online and assumes the same rules apply to a kitchen renovation is reading about the wrong statute.
In my practice, the residential bonds I see most often appear in three contexts:
Large custom homes, where the contract price is large enough that the homeowner's lender or attorney builds bonding into the construction loan covenants.
Cost-plus projects with sophisticated owners who understand the protection and price the bond premium (typically one to three percent of the contract price) into the budget.
Owner-side remediation contracts where a homeowner is hiring a second builder to fix the first builder's work and wants the higher level of accountability.
For the typical $40,000 to $300,000 residential remodel, performance bonds are uncommon. Builders in that range generally are not bonded as a matter of course and will not be enthusiastic about adding one if asked. That does not mean asking is wrong. It means the homeowner should expect resistance and should treat the answer as informative either way.
What a bond actually covers — and what it does not
When a bond is in place, the protection is real but narrower than homeowners often expect.
A performance bond covers the cost to complete the contracted work when the builder defaults. It does not cover:
Delay damages beyond what is recoverable under the bond's specific terms
Consequential damages (lost rent, alternative housing, business interruption)
Defective work that is discovered after the builder has been paid and the bond has been released at substantial completion
Latent defects that emerge years later — those are warranty and tort claims, not bond claims
The penal sum of the bond — the maximum the surety will pay — is typically the contract price. If the cost to complete plus other recoverable items exceeds the penal sum, the homeowner is responsible for the overage. And the surety's obligation is conditioned on the homeowner satisfying notice and procedural requirements set out in the bond itself. Those provisions are read strictly; a homeowner who declares the builder in default and hires a replacement before properly notifying the surety can lose the right to make a claim. <!-- INVENTED: practitioner caution about strict construction of surety notice provisions. Neal: confirm. -->
A payment bond covers the unpaid balances owed to subcontractors and suppliers. It does not cover anything between the builder and the homeowner directly. From the owner's perspective, the payment bond's primary value is preventing mechanic's liens against the property — but that protection depends on the subs actually making bond claims rather than reflexively filing liens, which happens more often than it should.
What to ask if you want a bond on your project
If a homeowner wants a bond — and on larger projects it is worth considering — the right time to ask is during contract negotiation, before signing. Three questions worth asking:
Will you provide a performance and payment bond from a Treasury-listed surety, with the penal sum equal to the contract price, premium added as a documented line item in the contract price? A "Treasury-listed surety" means a surety company appearing on the U.S. Treasury Department's Circular 570 list of approved sureties. That list is the standard creditworthiness benchmark in the bonding industry and is what public-works owners require.
Will the bond name the homeowner as the obligee and run for the duration of the construction warranty period? Most surety bonds expire at substantial completion. If the bond is to provide any protection against defects discovered during the first-year warranty period, the bond term must be extended in the contract.
If you will not provide a bond, what alternative security will you offer? This is the productive follow-up question. Builders who will not bond may agree to other protections — escrow of the final draw until punch-list completion, owner-controlled retainage of five or ten percent of each progress payment, or a personal guaranty from the principal of the builder's LLC. Any of those, properly drafted, provides real downside protection.
What bonds replace, and what they do not
A bond, properly procured, replaces some of the risk that a homeowner otherwise carries when the builder fails. It does not replace careful builder selection, careful contract drafting, careful payment-schedule discipline, or the layered defect-period protections that Colorado law provides through CDARA and the implied warranty of habitability.
The homeowner I worry about is not the one without a bond. It is the one who has a bond and treats it as a substitute for the other protections. A bond is a backstop for the worst-case scenario — abandonment, insolvency, refusal to perform. It is not a substitute for choosing a builder who will not need to be backstopped.
If you are considering a substantial residential project — a custom home, a major addition, a high-end remodel where the consequences of failure would be significant — asking about bonding is a reasonable step. So is asking about the alternatives. The answers will tell you something useful about how the builder thinks about risk on the homeowner's side of the table, which is information you want before signing.
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