Approved Document Part L1b – 1 Day Training

Approved Document Part L1b – 1 Day Training



Improve your expertise on Approved Document Part L1b and learn how to account for extensions, conversions and changes of use. Completing our training can help to ensure your assessments meet Building Control standards. Book now and earn yourself 8 hours’ worth of CPD!

Features covered include: Conservatories and Porches, Extensions, Heavily Glazed Extensions, Notional and Proposed Surveys, Changes of Use, Retained Thermal Elements, New Thermal Elements, Payback Method, Use of Appendix S, Compliance, and how to include the data in FSAP.


Who should attend?

The course is a fantastic opportunity for qualified On-Construction Domestic Energy Assessors to develop their knowledge of Part L1b. The course is aimed at experienced energy assessors who already have an understanding of SAP and Approved Documents Part L1. Therefore, the course is only suitable for qualified assessors.


Course Content

  • Overview of Part L1b
  • Extensions (Whole building, Average U-Value Approach)
  • Changes of Use
  • Pay-Back Approach
  • Use of software

Course Tutors

Simon Berry

Simon Berry

Simon is the Scheme Manager for our Domestic on Construction Energy Assessor (DOCEA) Certification scheme. He has a vast technical knowledge of the Standard Assessment Procedure (SAP) and how this is applied in the process of assessing the energy performance of new dwellings. Simon also helped develop our FSAP Software.



Book your Approved Part L1b Training

Book your place to carry out compliant Part L1b assessments and accurate EPCs.

Course: Approved Part L1b Course
Duration: 1 Day
Price: £149 for members, £199 for non-members

All fees exclude VAT.


In-House Training

We intend to run our Approved Part L1b course across the UK. Additionally courses can be provided at a location of your choice for groups of 8 or more. Please let us know on the training application form if you’d like to choose this option.

apply now




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