The EPC RECAST project developed an innovative protocol to facilitate the work of EPC assessors in their daily activities and improve renovation recommendations for building owners. It provides an integrated workflow, from the on-site visit to the delivery of the certificate. Extensive testing with professional EPC assessors in six countries allowed to prepare technical and policy recommendations for an EU-wide EPC framework in line with the EPBD IV directive
Greslou et al. (Wed,) studied this question.