• Chamber of crafts qualification as Building Energy Consultant or equivalent
• Chimney sweep master
• Occupation carried out in a certified QM system according to DIN EN ISO 9001
• Self obligation to attend further relevant training according to the examination regulations at a recognized training center of the National Association of Chimney Sweeps (a minimum of 32 teaching units in 3 years)

• Document inspection

Participants prove their sustainable competence by fulfilling the admission requirements, through the self obligation to attend further training (at least 32 relevant teaching units) and by passing the exam. As a result they are in a position to advise customers regarding building energy according to the latest technology professionally.

In the course of recertification this knowledge is regularly verified using document inspection of proof of further training.