List of all current AIA Contract Documents. Revit Architectural Template - This is a Revit .Rte file template to be downloaded for use with Revit Architectural products. Exhibit A - Design-Build Agreement General Conditions. Attachment 1 - Performance and Payment Bonds. The Institute's 2019 Client Architect Agreement (CAA2019) can be used for design and building projects of various sizes and complexity. A free, downloadable contract template. We'll help you create a good contract that protects your work and sets clear expectations for every project.