Guidance: Comply with the Energy Savings Opportunity Scheme (ESOS) phase 3
The Environment Agency has updated guidance for ESOS phase 3, setting out qualification, compliance and notification requirements and confirming the remaining deadline for the second progress update report is 5 December 2026. The update also notes that ESOS guidance has been split into separate phase 3 and phase 4 documents, with phase 4 reflecting amendments to the Energy Savings Opportunity Scheme Regulations 2014 as amended in 2026.
