Operational rating
Energy Performance of Buildings Certificates: glossary, originally published by the Ministry of Housing, Communities & Local Government in 2014, states: ‘DEC (Design Energy Certificate) shows the energy performance operational rating of a building based on actual energy consumption as recorded over the last 12 months within the validity period of the DEC. This rating is shown on a scale from A to G.’
[edit] Related articles on Designing Buildings
- Approved document L.
- Display energy certificate.
- Emission rates.
- Energy certificates for buildings.
- Energy Efficiency Rating.
- Energy performance certificate EPC
- Energy Performance of Buildings Directive.
- Environmental impact rating.
- Minimum energy efficiency standard (MEES).
- National Calculation Method.
Featured articles and news
Commissioning Responsibilities Framework BG 88/2025
BSRIA guidance on establishing clear roles and responsibilities for commissioning tasks.
An architectural movement to love or hate.
Don’t take British stone for granted
It won’t survive on supplying the heritage sector alone.
The remarkable story of a Highland architect.
The Constructing Excellence Value Toolkit
Driving value-based decision making in construction.
Meet CIOB event in Northern Ireland
Inspiring the next generation of construction talent.
Reasons for using MVHR systems
6 reasons for a whole-house approach to ventilation.
Supplementary Planning Documents, a reminder
As used by the City of London to introduce a Retrofit first policy.
The what, how, why and when of deposit return schemes
Circular economy steps for plastic bottles and cans in England and Northern Ireland draws.
Join forces and share Building Safety knowledge in 2025
Why and how to contribute to the Building Safety Wiki.
Reporting on Payment Practices and Performance Regs
Approved amendment coming into effect 1 March 2025.
A new CIOB TIS on discharging CDM 2015 duties
Practical steps that can be undertaken in the Management of Contractors to discharge the relevant CDM 2015 duties.
Planning for homes by transport hubs
Next steps for infrastructure following the updated NPPF.
Access, history and Ty unnos.
The world’s first publicly funded civic park.
Exploring permitted development rights for change of use
Discussing lesser known classes M, N, P, PA and L.
CIOB Art of Building photo contest 2024 winners
Fresco School by Roman Robroek and Once Upon a Pass by Liam Man.
Comments
[edit] To make a comment about this article, click 'Add a comment' above. Separate your comments from any existing comments by inserting a horizontal line.