
Achieving ISO 50001 for an Energy-Intensive Site
Project Overview
A site already certified to ISO 45001 and actively pursuing ISO 14001 set out to implement ISO 50001 to strengthen its energy management and align with UK ETS obligations. The approach focused on integrating standards to minimise duplication and support future harmonisation across all management systems.
Key Actions and Results
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Integrated Approach: ISO 50001 was developed using the site's existing systems as a foundation, aligning with health, safety, and environmental standards.
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Reference to UK ETS: The system was designed to work alongside UK ETS requirements, ensuring consistency and reducing administrative burden.
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Measured Impact: The site recorded a 3.6% reduction in energy costs within the first year—achieved without capital investment.
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Mixed Results: Not all initiatives delivered clear results—some changes, such as adjustments to logistics and production planning, were harder to quantify.
Outcome
While direct attribution of savings can be difficult, ISO 50001 helped embed structured energy management into daily operations. This led to measurable improvements and built a foundation for continuous efficiency gains—driven by improved visibility, accountability, and alignment across standards.










