Summary

1.1 This approved document is one of four approved documents that give guidance on how to comply with the energy efficiency requirements of the Building Regulations:

Approved Document L1A: Conservation of fuel and power in new dwellings

Approved Document L1B: Conservation of fuel and power in existing dwellings

Approved Document L2A: Conservation of fuel and power in new buildings other than dwellings

Approved Document L2B: Conservation of fuel and power in existing buildings other than dwellings

The approved documents are supported by the:

Domestic Building Services Compliance Guide

Non-Domestic Building Services Compliance Guide

1.2 This approved document contains the following sections:

Section 1 sets out the relevant legal requirements and provides an overview of the steps to demonstrate compliance.

Section 2 sets out the considerations that apply to demonstrating that the design of the building will meet the energy efficiency requirements.

Section 3 sets out the considerations that apply when demonstrating that the design has been appropriately translated into actual construction performance.

Section 4 describes the information that should be provided to occupiers to help them achieve reasonable standards of energy efficiency in practice.

Section 5 provides a pointer to some useful information on different design approaches to meeting the energy efficiency requirements

Appendix A: Key terms and abbreviations

Appendix B: Guidance on the types of building work covered by this approved document

Appendix C: Reporting evidence of compliance

Appendix D: Documents referred to

Appendix E: Standards referred to

Energy performance certificates

1.3 Regulation 7A of the Energy Performance of Buildings (England and Wales) Regulations 2012 requires that when a dwelling is erected the person carrying out the work must give an energy performance certificate to the owner of the building and a notice to the building control body (BCB) that a certificate has been given including the reference number under which the certificate has been See also the Energy Performance of Buildings (England and Wales) Regulations 2012 (SI 2012/3118) at www.legislation.gov.uk and detailed guidance on energy performance certificates at www.gov.uk

  1. Section 1.1
    1. Section 1.2
      1. Section 1.3

        Section 1.1

        1.1 This approved document is one of four approved documents that give guidance on how to comply with the energy efficiency requirements of the Building Regulations:

        Approved Document L1A: Conservation of fuel and power in new dwellings

        Approved Document L1B: Conservation of fuel and power in existing dwellings

        Approved Document L2A: Conservation of fuel and power in new buildings other than dwellings

        Approved Document L2B: Conservation of fuel and power in existing buildings other than dwellings

        The approved documents are supported by the:

        Domestic Building Services Compliance Guide

        Non-Domestic Building Services Compliance Guide

         

        Section 1.2

        1.2 This approved document contains the following sections:

        Section 1 sets out the relevant legal requirements and provides an overview of the steps to demonstrate compliance.

        Section 2 sets out the considerations that apply to demonstrating that the design of the building will meet the energy efficiency requirements.

        Section 3 sets out the considerations that apply when demonstrating that the design has been appropriately translated into actual construction performance.

        Section 4 describes the information that should be provided to occupiers to help them achieve reasonable standards of energy efficiency in practice.

        Section 5 provides a pointer to some useful information on different design approaches to meeting the energy efficiency requirements

        Appendix A: Key terms and abbreviations

        Appendix B: Guidance on the types of building work covered by this approved document

        Appendix C: Reporting evidence of compliance

        Appendix D: Documents referred to

        Appendix E: Standards referred to

        Energy performance certificates

         

        Section 1.3

        1.3 Regulation 7A of the Energy Performance of Buildings (England and Wales) Regulations 2012 requires that when a dwelling is erected the person carrying out the work must give an energy performance certificate to the owner of the building and a notice to the building control body (BCB) that a certificate has been given including the reference number under which the certificate has been See also the Energy Performance of Buildings (England and Wales) Regulations 2012 (SI 2012/3118) at www.legislation.gov.uk and detailed guidance on energy performance certificates at www.gov.uk