UK ESNZ Energy Saving Opportunities


On Mar. 19, UK ESNZ opened the ESOS scheme phase 3 registration.


  • UK ESNZ issued update on the Energy savings opportunity scheme (ESOS), and announced that the Manage your energy savings opportunity scheme (MESOS) system was now available for registration by Phase 3 user and organizational accounts.
  • Follows UK GVT Jul. 2022, issued plans to bolster UK energy security, see #142751.
  • Background
  • ESOS is a mandatory energy assessment scheme for organizations that meet the qualification criteria, with the Environment Agency the UK scheme administrator.
  • Applies to large UK undertakings and their corporate groups, mainly businesses but can also apply to not-for-profit bodies and large other non-public sector undertakings.
  • Organizations that qualify for ESOS must conduct assessments every 4 years - these are audits of the energy used by their buildings, industrial processes and transport.
  • The ESOS audit aims to identify measures for businesses to save energy/make carbon and cost savings, with recommendations estimated to outweigh costs of the audits.
  • Firms meeting ESOS large undertaking definition on Dec. 31, 2022 qualify for phase 3.
  • Corporate groups qualify if at least one UK group member meets this ESOS definition.
  • MESOS Registration
  • System opened for phase 3 user/organizational accounts registration on Mar. 19, 2024.
  • It will be updated again in Apr. 2024 for notifications of compliance completions.
  • Deadline to submit compliance notification is Jun. 5, 2024 (previously Dec. 5 2023).
  • If not possible, Environment Agency/devolved administration regulators will take no action provided: account registered by Jun. 5; notification submitted by Aug. 6, 2024.
  • Effectiveness
  • The deadline for submitting compliance notifications is Jun. 5, 2024.
  • Apr. 30, 2024 MESOS System
  • On Apr. 30, 2024, UK ESNZ advised that the Manage your energy savings opportunity scheme (MESOS) system is now available for notification of compliance completion.

Regulators UK ESNZ
Entity Types Corp
Reference PR, 4/30/2024; PR, 3/19/2024; StIn 2014/1643; StIn 2023/1182; EA 2023 (UK); ESG
Functions Compliance; Environment; Legal; Registration/Licensing; Reporting; Risk
Countries United Kingdom
Category
State
Products Commodities; Corporate
Regions EMEA
Rule Type Final
Rule Date 3/19/2024
Effective Date 6/5/2024
Rule Id 205346
Linked to N/A
Reg. Last Update 4/30/2024
Report Section UK

Last substantive update on 05/03/2024