Knowledge centre
Commercial EPC guidance
Practical, plain-English guidance on non-domestic Energy Performance Certificates, MEES, exemptions and portfolio management. Written for property owners and professionals — not just search engines.
What is a Commercial EPC?
A plain-English introduction to non-domestic Energy Performance Certificates and when they are required.
Read guideWhen is a Commercial EPC Required?
The triggering events — sale, new lease, construction and material changes — that require a valid EPC.
Read guideHow Long is a Commercial EPC Valid?
EPC validity, renewals and how expiry affects transactions and lettings.
Read guideWhat Happens During a Commercial EPC Survey?
What the assessor records on site, how long a survey takes and what to expect.
Read guideDocuments to Provide to the Assessor
Plans, specifications and information that speed up assessments and improve accuracy.
Read guideCommercial EPC Levels 3, 4 and 5
The difference between iSBEM and DSM Level 5 assessments and when each is required.
Read guideEPC Requirements When Selling
Seller obligations, timing and how EPCs feed into commercial transactions.
Read guideEPC Requirements When Leasing
Landlord duties on grant of a new lease and lease renewals.
Read guideUnderstanding Commercial EPC Ratings
How the A–G rating is calculated and what it means for compliance.
Read guideCommercial EPC Exemptions
Which non-domestic buildings are exempt and how exemptions are registered.
Read guideEPCs for Listed Buildings
The nuanced position for listed and heritage commercial buildings.
Read guideEPCs for Warehouses
Assessment considerations specific to warehouses and distribution buildings.
Read guideEPCs for Shops
Retail-unit specific EPC guidance for landlords and occupiers.
Read guideEPCs for Offices
Office-specific guidance including multi-let and serviced offices.
Read guideEPCs for Mixed-Use Properties
How EPCs are handled where commercial and residential use combine.
Read guideCommercial EPC for New-Build Property
New-build compliance, Part L and the SBEM route to the on-completion EPC.
Read guideWhat is MEES?
The Minimum Energy Efficiency Standards for non-domestic property, in plain terms.
Read guideWhat Happens With a Poor EPC Rating
Options where a building rates F or G — improvements, exemptions and letting implications.
Read guideHow Heating, Cooling & Lighting Affect an EPC
The services that most influence non-domestic EPC outcomes.
Read guideHow to Check an Existing EPC
Where the national registers sit and how to look up a current certificate.
Read guideManaging EPC Renewals Across a Portfolio
Centralised tracking, renewal cycles and single-point-of-contact working.
Read guideNeed a Commercial EPC anywhere in the UK?
Send us the property details and our team will review the requirements before providing a tailored quotation.