The Impact of Insurance on Design
Staying Aware of Future Insurance & Safety Concerns
by Trent Cotney, Partner, Adams & Reese, LLP
(Editor’s Note: Trent Cotney, partner at Adams & Reese, LLP, is dedicated to representing the roofing and construction industries. Cotney is General Counsel for the Western States Roofing Contractors Association and several other industry associations. For more information, contact him at (866) 303-5868 or go to www.adamsandreese.com.)
Insurance has quietly become one of the most influential forces shaping architectural design. While aesthetics, function, sustainability, and cost remain central considerations, insurance underwriting, carrier exclusions, and risk allocation provisions increasingly drive decisions that affect materials, detailing, systems, and even project delivery methods. For architects practicing in today’s environment, understanding insurance requirements is a critical design component.
Over the past decade, insurance carriers have recalibrated their approach to construction risk. Severe weather events, wildfire exposure, water intrusion claims, building envelope failures, and high-profile litigation have led to increased scrutiny of design professionals. Professional liability premiums have risen in certain markets. Carriers have imposed exclusions for specific building systems, cladding assemblies, and construction types. In some jurisdictions, projects are simply uninsurable unless they meet evolving risk criteria. As a result, insurance is shaping design at both the macro and micro levels.
One of the clearest examples is the building envelope. Water intrusion remains one of the most common and expensive sources of construction defect claims. Insurers frequently analyze façade systems, roofing assemblies, flashing details, and interface transitions with a level of specificity that mirrors forensic investigation. Architects are increasingly specifying redundant waterproofing layers, enhanced drainage planes, more conservative detailing, and expanded quality control measures. This is not only for performance, but also for insurability. In wildfire-prone areas of the West, insurers now examine ignition-resistant materials, ember-resistant vents, defensible space design, and roof classifications before underwriting residential and commercial structures. Material selection is no longer purely aesthetic or environmental but part of the requirements for insurability.
Structural systems present another insurance-driven influence. In certain markets, carriers scrutinize mass timber, modular construction, and innovative structural systems. While many of these systems offer sustainability and efficiency advantages, insurers evaluate loss history, fire ratings, and code compliance data before determining whether to provide coverage. Architects may find that cutting-edge systems require additional third-party certifications or performance testing to satisfy underwriting requirements. Innovation remains possible, but it must be accompanied by documentation and risk mitigation strategies that insurers can quantify.
Professional liability insurance also affects contract drafting and scope definition. Design professionals increasingly face contractual provisions that expand the standard of care or require heightened warranties. Carriers routinely caution insured architects against agreeing to terms that exceed the traditional negligence standard. In response, design contracts now reflect more careful language regarding performance obligations, code compliance, delegated design, and coordination responsibilities. The result is a closer alignment between insurable risk and contractual commitment. Architects who fail to align their contracts with their coverage may discover that they have accepted uninsurable exposure.
Insurance considerations also influence project delivery methods. Design-build, integrated project delivery (IPD), and other collaborative models require careful evaluation of risk allocation and coverage structures. In some cases, architects must secure project-specific professional liability policies to satisfy owner requirements. These project policies can impact design review procedures and internal quality control protocols.
Climate risk modeling is an emerging frontier where insurance and design intersect. Carriers increasingly rely on predictive analytics to assess flood zones, storm surge exposure, seismic vulnerability, and wildfire corridors. Projects located in high-risk areas may face elevated premiums or coverage limitations unless they incorporate resilient design features. Elevated finished floor elevations, flood-resistant materials, enhanced structural reinforcement, and backup power systems are prerequisites for coverage in certain regions. Architects who engage insurers early in the design process can identify potential barriers to insurability before construction documents are finalized.
The rise of builder’s risk exclusions has further influenced construction-phase coordination. Some policies now exclude certain water damage scenarios unless specific temporary protections are implemented during construction. This has prompted architects and contractors to incorporate more detailed specifications regarding sequencing, temporary enclosures, and moisture management. Construction administration services, including observation and documentation, have taken on increased importance as insurers examine whether design intent was properly executed.
Insurance also shapes sustainability decisions. Green roofs, solar arrays, and similar systems introduce new risk considerations. Architects pursuing high-performance design must balance environmental goals with underlying realities. Clear maintenance manuals and risk mitigation measures can make the difference between coverage approval and denial.
Ultimately, insurance functions as a market signal. When insurers raise premiums or restrict coverage for certain assemblies, the industry adapts. Manufacturers modify products. Codes evolve. Best practices shift. Architects occupy a central role in this feedback loop. By understanding the concerns that drive underwriting decisions, design professionals can proactively address risk rather than react to it.
The key is integration. Insurance professionals should not be consulted only after design completion or during claims. Early dialogue among architects, owners, brokers, and carriers can identify potential coverage limitations, align expectations, and reduce downstream disputes. In a legal environment where claims can surface years after project completion, thoughtful risk allocation and insurability analysis are integral components of responsible design.
Architecture has always balanced art and science. Today, it must also balance insurability. The most successful architects recognize that risk management is a framework within which durable, resilient, and defensible design can thrive.
