As part of a program of modernization and upgrading of institutions, the Department wishes to take over the college La Ponétie in Aurillac to improve the energy performance of the premises and improve the quality of life of users of these premises. This operation shall be carried out in accordance with the following principles and objectives: · Achieve energy efficiency at BBC renovation level, with renovation works allowing a reduction in final energy consumption of at least 40% compared to a reference year after or equal to 2010. · Improve the thermal comfort of the premises for the well-being of users, especially middle school students. · Optimize operating and operating costs through the implementation of cost-effective technical solutions.