Do I have to attend a school beforehand to take the Federal Professional Examination to become an energy consultant?

No. How to prepare for the Federal Professional Examination to become an energy consultant,you are free to. However, you must note the following:

To register for the Federal Professional Examination, you need to have completed the required five modules in the areas of building physics, building construction, building technology and renewable energy, evidence and funding applications as well as implementation planning. TheseModule completionscan be acquired as part of a preparatory course. If you have already acquired the knowledge elsewhere, you canCertificates of equivalenceand submit it with the application.

Do you want to know how the certificates of equivalence work? Contact the Quality Assurance Commission of the responsible body for Federal Professional Examination, suissetec.ch.