The Quality Assurance System (QAS) is the set of processes and responsibilities adopted by the University to ensure that Quality objectives are achieved. This system includes actions of design, implementation, and monitoring aimed at improvement and innovation.

The organization and responsibilities for Quality Assurance (QA) of the Departments and Degree Programs of the University have been defined by the Quality Board in the document "Guidelines for the University Quality Assurance System," approved by the Academic Bodies of the University of Trieste in November 2014 and updated in July 2018.