Electrical Criteria BG 86/2024
In the realm of electrical building services, BG 86/2024 emerges as a definitive resource for design professionals. This guide delves into crucial considerations including voltages, IP ratings, and recommended lighting levels. Moreover, BG 86/2024 introduces new insights into emerging technologies such as photovoltaic systems and electric vehicle charging facilities, reflecting the evolving landscape of electrical design practices.
This guide provides useful information for the early stages of design of electrical building services. This includes voltages, ingress protection (IP) ratings and recommended lighting levels.
Download the sample preview to view the full table of contents.
![]() |
This guide partly replaces BG 9/2011 Rules of Thumb 5th Edition. Information has been updated based on consultation with designers and manufacturers, and new information has been added, including on photovoltaic systems and electric vehicle charging facilities.
This article originally appeared on the BSRIA news and blog site as "Introducing our New BSRIA Guides: BG84/85/86/87" dated February 2024.
--BSRIA
[edit] Related articles on Designing Buildings.
- Approved document L.
- BSRIA articles.
- BSRIA definitions.
- BSRIA.
- Building services.
- Building design process.
- ECA articles.
- Electrical engineer.
- Illustrated Guide to Mechanical Building Services.
- Mechanical and electrical
- Mechanical Criteria BG 85/2024. .
- Mechanical, electrical and plumbing MEP.
- Mechanical and electrical.
- New building services publications set to revolutionise design practices.
- Rules of Thumb - Guidelines for building services.
- Space and Weight Allowances BG84 2024.
- Useful Information Guide BG 87/2024.
Featured articles and news
Design and construction industry podcasts
Professional development, practice, the pandemic, platforms and podcasts. Have we missed anything?
C20 Society; Buildings at Risk List 2025
10 more buildings published with updates on the past decade of buildings featured.
Boiler Upgrade Scheme and certifications consultation
Summary of government consultation, closing 11 June 2025.
Deputy editor of AT, Tim Fraser, discusses the newly formed society with its current chair, Chris Halligan MCIAT.
Barratt Lo-E passivhaus standard homes planned enmasse
With an initial 728 Lo-E homes across two sites and many more planned for the future.
Government urged to uphold Warm Homes commitment
ECA and industry bodies write to Government concerning its 13.2 billion Warm Homes manifesto commitment.
From project managers to rising stars, sustainability pioneers and more.
Places of Worship in Britain and Ireland, 1929-1990. Book review.
The emancipation of women in art.
Call for independent National Grenfell oversight mechanism
MHCLG share findings of Building Safety Inquiry in letter to Secretary of State and Minister for Building Safety.
The Architectural Technology Awards
AT Awards now open for this the sixth decade of CIAT.
50th Golden anniversary ECA Edmundson awards
Deadline for submissions Friday 30 May 2025.
The benefits of precast, off-site foundation systems
Top ten benefits of this notable innovation.
Encouraging individuals to take action saving water at home, work, and in their communities.
Takes a community to support mental health and wellbeing
The why of becoming a Mental Health Instructor explained.
Mental health awareness week 13-18 May
The theme is communities, they can provide a sense of belonging, safety, support in hard times, and a sense purpose.
Mental health support on the rise but workers still struggling
CIOB Understanding Mental Health in the Built Environment 2025 shows.
Design and construction material libraries
Material, sample, product or detail libraries a key component of any architectural design practice.