In order to establish an energy performance contract, it is necessary to establish an upstream audit based on the IPMVP method.
A complete and reliable audit of the building may cause additionnal costs but is an essential prerequisite to the conclusion of an Energy Performance Contract .
Upstream heritage audit is a study mission to describe the building: envelope, technical equipment and operation. It shows in particular energy consumption and should be based on the IPMVP method. The audit can provide relevant data to establish the baseline of the CPE and verify its performance over time.
The additional diagnosis is the responsibility of the candidates who will have to commit to performance, in addition to relevant means of achieving such performance.
According to the relevant markets (Public or Private) , procedures will differ , they will also be adapted to the types of projects and their size.