If a Designer uses CMAA A-4 instead of AIA, what effect does it have on their liability?

Using CMAA A-4 instead of AIA can decrease liability risks for the designer. This is because the CMAA A-4 format often emphasizes project management principles that include clearly defined roles and responsibilities, as well as risk management strategies that might not be as explicit in traditional AIA contracts. By employing a contract format that better delineates responsibilities, the designer can more effectively manage expectations, responsibilities, and certain risks. This fosters clearer communication and can lead to fewer misunderstandings that could result in liability claims.

Additionally, CMAA A-4 might include clauses and provisions that specifically limit certain liabilities or clarify the extent of the designer's involvement, thus offering more protection against potential legal disputes. In general, when designers use a contract that aligns closely with best practices in project management, they can mitigate hazards that may arise during the project lifecycle.