Project-Level Insurance: Professional Liability, CGL, Builder's Risk, and Property

Analyzes the four major insurance types on construction projects from a project management perspective: verifying contractor coverage, coordinating project-specific requirements per AIA A201 Article 11, identifying coverage gaps, and managing certificate of insurance workflows.

ARE · Project Management

Overview

Every construction project carries risk. Materials get damaged in storms. Workers get injured. Design errors surface months after construction. Insurance exists to transfer these risks to parties better equipped to absorb them financially. But here's the catch: not all insurance policies work the same way, and picking the wrong type or misunderstanding coverage boundaries can leave an architect personally exposed.

Four insurance categories dominate project-level risk management. Professional liability (also called errors and omissions) covers claims arising from negligent professional services. Commercial general liability (CGL) covers bodily injury and property damage during operations. Builder's risk protects the physical structure under construction. Property insurance covers completed buildings and their contents.

For the ARE, you need to distinguish which policy responds to which event, understand why clients cannot be added as additional insureds on professional liability policies, and recognize how indemnification language in contracts can create coverage gaps. The relationship between contract clauses and insurance coverage is where candidates consistently stumble.

Understanding these distinctions matters because an architect who agrees to contract language that exceeds their policy's coverage is taking on uninsured risk. That gap between what the contract promises and what the policy covers is where firms get into serious financial trouble.

Essential

The Four Insurance Types You Must Know Architectural projects involve overlapping insurance coverages carried by different parties. Each policy type responds to specific triggers and has boundaries that don't overlap cleanly. Getting these boundaries wrong on the exam, or in practice, leads to exactly the kind of uninsured exposure that sinks firms. ### Professional Liability Insurance (E&O) Professional liability coverage, sometimes called errors and omissions (E&O), pays when an architect's negligent performance of professional services causes damage or injury. The policy covers a specific type of risk: acts, errors, or omissions in the course of providing professional services such as architectural design, engineering, construction management, interior design, and landscape architecture. The coverage trigger is a "wrongful act," meaning an act, error, or omission that causes liability in the performance of professional services for others. This is a critical distinction from CGL.

Professional

Evaluating Professional Liability Adequacy for Project Scope Consider a mid-size architecture firm taking on a $40 million mixed-use development as prime consultant. The owner's professional services agreement requires $5 million in professional liability coverage per claim and in the aggregate. The firm currently carries $2 million per claim with a $4 million aggregate. Before signing, the firm needs to evaluate whether increased limits are warranted and who bears the additional premium cost. Several factors drive this analysis. As prime consultant, the firm faces vicarious liability exposure for the negligent acts of its subconsultants. A structural engineer's error that causes a partial collapse would generate claims against both the engineer and the prime architect. The firm's per-claim limit needs to account for this layered exposure. Under AIA B101-2017, if the client's insurance requirements exceed what the architect normally maintains, the client pays the additional premium.

TLDR

Professional liability (E&O) covers negligent acts, errors, or omissions in professional services. Always claims-made, never occurrence.
CGL covers bodily injury and property damage from operations. Occurrence-based. Allows additional insureds.
Builder's risk covers the physical structure under construction against damage. First-party property coverage, not liability.
Property insurance replaces builder's risk after substantial completion. Owner carries it for the completed building.
Clients cannot be additional insureds on PL policies. The insured-vs-insured exclusion and the fact that clients don't perform professional services make it structurally impossible.
Claims-made means the policy in effect when the claim is filed responds. Not when the error happened. Prior-acts coverage fills the gap if you switch carriers.
Broad indemnification creates uninsured exposure. PL policies exclude contractual liability beyond what law would impose. Limit indemnification to your negligence.
AIA contracts limit indemnity to negligent acts, disclaim duty to defend, and cap at available insurance coverage. That's the benchmark.
Design-build creates coverage gaps because CGL excludes professional errors and PL excludes construction activities.
Correct PL limit language: "per-claim with an aggregate limit." Per-occurrence is wrong terminology for professional liability.

ELI5

Think of insurance like a set of safety nets, each one positioned to catch a different kind of falling object. Professional Liability is the net that catches you when your design work has a mistake. You drew the wrong size beam, forgot a code requirement, or miscalculated the drainage. This policy only covers mistakes in your professional work. It won't catch a construction worker who trips over a pipe on the job site. Here's something that confuses a lot of people: this policy works on a "claims-made" basis. Think of it like a gym membership. The policy that's active when someone files a complaint (makes a claim) is the one that kicks in. If you cancel your membership last month and someone complains today, you're not covered. That's different from car insurance ("occurrence" basis), where it matters when the accident happened, not when someone reports it.

AREProject Management

Project-Level Insurance: Professional Liability, CGL, Builder's Risk, and Property

2 min read201 words

Why Project-Level Insurance Matters for Architects

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