Porth Cynllunio

 
  1. Building Regulations (cy)
  2. Approved documents
  3. Approved Document L (Conservation of fuel and power)
  4. Associated documents

Associated documents

To assist with meeting the Requirements of Part L (Conservation of fuel and power) there are a number of tools and documents available by following the links here.

Criteria for accessing software

Annex I to ODPM Circular 3/2006 sets out the methodology of calculation of the energy performance of buildings approved by the Secretary of State for the purposes of Regulation 17A of the Building Regulations 2000.

Accredited Construction Details for Part L

Accredited Construction Details (ACDs) have been developed to assist the construction industry achieve the performance standards required to demonstrate compliance with the energy efficiency requirements (Part L) of the Building Regulations.

National Calculation Methodologies

Building Regulation 17A requires the Secretary of State to approve a national calculation methodology (NCM).

Further Documentation

To assist with meeting the Requirements of Part L (Conservation of fuel and power) there are a number of tools and documents available here.

Part L 2010 - Where to start

As a starting point for design and specification, this NHBC Foundation guide, supported by DCLG, looks at the implications of the Part L 2010 changes and includes examples of four typical homes.