What’s New? BS ISO 3941:2026
A free webinar on BS ISO 3941:2026 and the classification of fires it sets out.
Learning Style
Time Limit
Duration
Level
Free
BS ISO 3941:2026 introduces an important addition to the established system of fire classification: Class L fires involving lithium-ion cells and batteries. This course offers a concise, practical overview of the new classification, its characteristics and associated hazards — essential knowledge for fire safety professionals working in an increasingly battery-powered world.
Course aims
Overview of BS ISO 3941 and the established fire classifications
Understanding of the new Class L classification for lithium-ion cells and batteries
Key characteristics and potential hazards associated with Class L fires
Practical implications of the new classification for fire safety professionals
Who it’s for
This course is for fire safety and health and safety professionals who need to understand the fire classifications defined by BS ISO 3941 and the significance of the newly introduced Class L classification.
Fire risk assessors
Fire safety consultants and advisors
Fire safety inspectors
Members of the fire and rescue service
Health and safety professionals
Anyone who may encounter lithium-ion battery risks as part of their work
It is particularly relevant to professionals who may encounter lithium-ion battery risks as part of their work, even where managing these risks is not a specialist part of their role.
Your learning journey
Welcome
A Quick Refresher on Fire Classes
Understanding Class L Fires
What Does Class L Mean in Practice?
Summary
5 learning blocks
Your Certificate
How it's delivered and assessed
Online and self-directed
This course is fully online and self-directed, with instant access to the learning materials. You can navigate through the course content in your learning portal online.
Frequently Asked Questions
Will I receive tutor support?
Yes. Diploma learners have dedicated tutor support seven days a week. On our shorter courses, learner support is available to answer your questions, and all online learners can use our community forums.
Can I study online at my own pace?
Yes. Our online courses are self-directed distance learning, studied in our learning portal whenever suits you. Each course has a time limit, from 3 months for our shortest courses to 12 months for the Diploma.
What payment options are there? Can I pay in instalments?
Yes. You can pay in full, spread the cost with one of our payment plans, or use a third-party provider. Every option costs the same, and you choose at checkout.
Do you offer training for organisations?
Yes. Whether you need fire wardens trained, managers confident with health and safety, or staff who know what to look for on a fire door, we can help you train your team. Courses are available online, and SafeManagers™ is delivered in the classroom by our Training Partners.
What is BeyondTheory™?
BeyondTheory™ is a practical learning experience designed to bridge the gap between theoretical knowledge and real-world experience. You’ll follow experienced professionals as they assess real buildings, gaining insight into their observations, thought processes and professional judgements.
Who is National Safety Academy?
National Safety Academy (NSA) is a UK provider of fire safety and health and safety courses and qualifications. Our assessments are built on real workplace scenarios, and we keep our courses affordable and flexible, with online courses you study at your own pace and classroom courses delivered by approved Training Partners.
Are NSA’s courses accredited or recognised?
Several of our courses carry external recognition. Our Diploma in Fire Risk Assessment is an SCQF Level 10 qualification developed in line with BS 8674:2025, and our Fire Door Inspection course is recognised by the Institution of Fire Engineers (IFE) as a Recognised Training Course. Each course page sets out the recognition and CPD hours that apply.
Can we train a whole team?
Yes. You can train a whole team with us, whether that’s online courses for your staff or SafeManagers™ delivered by an approved Training Partner. Contact us to talk through the options for your organisation.
