Energy Savings Opportunity Scheme (ESOS)—ESOS assessment, reporting and compliance

Published by a LexisNexis Environment expert
Practice notes

Energy Savings Opportunity Scheme (ESOS)—ESOS assessment, reporting and compliance

Published by a LexisNexis Environment expert

Practice notes
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ESOS is an energy assessment and energy savings scheme. It is mandatory for organisations that meet the qualification criteria, ie large undertakings and their corporate groups. It derives from the energy efficiency Directive 2012/27/EU, art 8(4)–(6), which requires EU Member States to ensure that enterprises that are not small and medium enterprises (smes) are subject to an energy audit carried out at least every four years.

The requirements of the Energy Efficiency Directive, art 8(4)–(6) were implemented in the UK through the Energy Savings Opportunity Scheme Regulations 2014, SI 2014/1643 (ESOS Regulations). The ESOS Regulations were made on 24 June 2014 and came into force on 17 July 2014. The Energy Act 2023 has granted powers to make necessary changes to ESOS post-Brexit, and the Energy Savings Opportunity Scheme (Amendment) Regulations 2023, SI 2023/1182 have made changes in advance of the Phase 3 compliance deadline.

Organisations that qualify under ESOS must undertake an energy assessment and audit their total energy consumption. In most cases, the audit needs to be conducted or

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Jurisdiction(s):
United Kingdom
Key definition:
Energy Savings definition
What does Energy Savings mean?

[means products or systems that use as little electricity, gas, or other forms of energy as possible. OR means the amount of energy saved following implementation of energy efficient measures or practices. OR means an amount of saved energy determined by measuring and/or estimating consumption before and after implementation of one or more efficiency'>energy efficiency improvement measures, while ensuring normalisation for external conditions that affect energy consumption. OR means the amount of energy saved per annum and expressed in kilowatt hours (kWh) and that result from the [measures specified in Schedule [X]].]

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