Level 4 Non-Domestic Energy Assessor (via APEL)

Registered list price: £850.00 + VAT

Non registered list price: £850.00 + VAT

Duration: 2 days
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call 0333 015 6627

This qualification has been designed to enable candidates to become Non-Domestic Energy Assessors (NDEA) on buildings without frequently occurring characteristics. The training includes energy calculations using approved Simplified Building Energy Modeling (SBEM) or Dynamic Simulation Modeling (DSM) software on commercial buildings in order to produce an Energy Performance Certificate (EPC).

  • Introduction and professional skills
  • Construction
  • Building services
  • Renewables
  • Thermal properties
  • Fan CFMs and SFP
  • Lighting
  • SBEM data entry 
  • Processing data in SBEM
APEL routes are designed for professionals looking to achieve certification that are able to document their involvement experience in buildings management and/or building energy management for at least two of  the last five years.

Experience could include working on the design, construction and/or the energy assessment of non-domestic buildings. If professionals do not meet the requirements of the APEL route, they will be required to qualify through the Level 3 (new entrant) training.


Successful candidates will be qualified to undertake  energy calculations using approved Simplified Building Energy Modeling (SBEM) or Dynamic Simulation Modeling (DSM) software on commercial buildings in order to  produce an Energy Performance Certificate (EPC).

Non-Domestic Energy Assessor qualifications are split into different levels:

  • Level 3 allows assessors to complete EPCs on all buildings with frequently occurring characteristics
  • Level 4 covers buildings without frequently occurring characteristics

The Level 4 APEL training includes:

  • 2 days of classroom training
  • 5 x SBEM assessments
  • Distance learning materials

Candidates who successfully complete the Level 4 Non-Domestic Energy Assessor course can progress to the Non-Domestic Green Deal Advisor training course.

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