This European Standard specifies the competence requirements of the energy auditor.This European Standard can be used to specify energy auditor qualification schemes at a national level; used by organizations undertaking energy audits to appoint a suitably competent energy auditor and used by organizations, in conjunction with EN 16247-1, EN 16247-2, EN 16247-3 and EN 16247-4, to ensure a good level of quality of the energy audits.This European Standard also recognizes that all the competence required can reside in the energy auditor or a team of energy auditors.