We have noticed that this is mainly a problem for cases where newly constructed buildings are completed, and the completion EPCs are issued. We have noticed that assessors would classify these and lodge them as Level 3 assessments when the buildings in question have simple, level 3 characteristics However, this is incorrect, as all EPCs issued for the completion of newly constructed buildings are Level 4 assessments, regardless whether the buildings have simple level 3 characteristics. This is also described in the EPC Conventions flow-chart 10.02.
For the above and for other similar issues identified we have created a brief CPD training PowerPoint that EPC assessors can access
here.