AIA Document A141™–2014 replaces AIA Document A141–2004, Standard Form of Agreement Between Owner and Design-Builder, and consists of the Agreement portion and Exhibit A, a Design-Build Amendment that is executed when the Owner and Design-Builder have agreed on the Contract Sum. Additionally, A141–2014 includes two exhibits, Exhibit B, Insurance and Bonds, and Exhibit C, Sustainable Projects. AIA Document A141–2014 forms the nucleus of the Contract for Design-Build between the Owner and Design-Builder.