The Industry Standard in AEC Contracts for 135+ Years

Since 1887, when the Committee on the Uniform Contract created its first agreement, AIA Contract Documents have set the gold standard for legal agreements in the architecture, engineering, & construction (AEC) industry.
Maintained by the 35+ member AIA Documents Committee
—experts in design, construction, law, and insurance—our 300+ documents are reviewed quarterly to reflect case law and industry changes, ensuring they remain current, enforceable, and aligned with best practices.

As the most widely adopted AEC contracts, our documents are used by:

General Contractors

Sub-Contractors

Arcitects

Engineers/ Consultants

Facility Managers

Law Firms

Building Owners/ Developers

Construction Managers
We're especially proud of the following:
92% of the top 25 design firms use AIA Contract Documents
88% of the top 25 contracting firms use AIA Contract Documents
Used in over $1 trillion+ worth of construction projects
1,000s of law firms count themselves as AIA Contract Documents users
From sole proprietors to the nation’s largest AEC firms, companies of all sizes rely on our documents:

Our contracts have supported projects ranging from iconic structures to everyday neighborhood buildings:

Caesar’s Superdome
($350M contract value)

Dick's Sporting Goods
($6M contract value)

NYC Home Renovation
(<$2M contract value)
No matter the project delivery type, we have you covered:
Design-Build
Design-Build (Progressive)
Conventional/ Design-Bid-Build
Construction Manager as Advisor (CMa)
Construction Manager as Constructor (CMc)
Collaborative Construction Management
Integrated Project Delivery
Volumetric Modular
Facility Management
Residential Construction
From design to construction to maintenance & management, our 300+ documents cover the full project lifecycle:
