Who is ISO 50001 relevant for?

ISO 50001 is the international energy management system (EnMS) standard. Mandatory for organisations with high energy consumption (often above 500 MWh/year), relevant for all who need to demonstrate energy efficiency to customers, suppliers or public authorities. In Germany, ISO 50001 is also an alternative to energy audits under §8 EDL-G.

Do I need to build a completely new system?

No. ISO 50001 shares many structural elements with ISO 9001 and ISO 14001 (roles, responsibilities, objectives, internal audits). PRISM ISO maps the energy management requirements onto your existing management system — controls you already maintain are reused.

How long does ISO 50001 certification take?

With an existing management system and a structured tool, organisations are typically certification-ready in 3–6 months. The first step is always the gap analysis — PRISM ISO shows where you stand in under 2 hours.

Is ISO 50001 EDL-G compliant?

Yes. ISO 50001 certification fully replaces the energy audit under §8 EDL-G. Companies subject to the audit obligation (non-SMEs, over 250 employees or over €50 million turnover) can cover both requirements in a single project with ISO 50001.

Can I combine ISO 50001 with other standards?

Yes — ISO 50001 is based on the High-Level Structure (HLS), as are ISO 9001, ISO 14001 and ISO 27001. PRISM ISO uses the multi-framework crosswalk: fulfil controls once, demonstrate compliance across all HLS standards simultaneously.

ISO 50001:2018

Energy management that delivers the proof, not just the consumption figures.

EDL-G requires non-SMEs to carry out recurring energy audits — a certified energy management system removes that obligation and simultaneously opens the path to peak load compensation. With PRISM ISO you build energy policy, objectives and evidence systematically — 200+ organisations already manage their compliance in PRISM.

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Why now

• EDL-G energy audit due on a recurring basis?
• Peak load compensation dependent on proof of an energy management system?
• Corporate customer or procurement asking for an ISO 50001 certificate?

Non-SME companies are required under the Energy Services Act (EDL-G) to carry out an energy audit every four years — organisations that instead operate an energy management system to ISO 50001 are exempt from this individual obligation and simultaneously fulfil a key prerequisite for the tax-based peak load compensation scheme.

What PRISM brings for ISO 50001

Gap analysis for energy management to ISO 50001:2018 — current state captured in under 2 hours
Energy policy, energy objectives and action plan managed directly in PRISM
Energy review with evidence, exactly as auditors and authorities expect
Regulatory compliance documentation covered — evidence for energy audit and peak load compensation
Multi-framework crosswalk: fulfil controls once, e.g. share with ISO 27001 or ISO 9001
Auditor directly bookable once you are certification-ready

Energy Management System

ISO 50001 as part of your management system — not as a separate project.

Energy objectives, measures and evidence directly in PRISM — mapped to your existing management system. No separate EnMS, no additional document tree.

ISO 50001:2018 Multi-Framework Mapping No parallel setup

PRISM ISO — Energy Management Action Plan

Who is this for?

Yes, if

Industrial or manufacturing company with significant energy consumption
EDL-G obligation as a non-SME or applying for peak load compensation
IT, quality or facility manager responsible, no dedicated energy management department
Goal: demonstrably compliant in under 6 months

Not suitable

Companies without significant energy consumption or EDL-G relevance
Large enterprises with an established dedicated energy management stack

Already running a management system for ISO 27001 or ISO 9001? With the integrated crosswalk you map ISO 50001 onto it instead of building a parallel structure.

Frequently asked questions about ISO 50001:2018

Who is ISO 50001 relevant for?: ISO 50001 is the international energy management system (EnMS) standard. Mandatory for organisations with high energy consumption (often above 500 MWh/year), relevant for all who need to demonstrate energy efficiency to customers, suppliers or public authorities. In Germany, ISO 50001 is also an alternative to energy audits under §8 EDL-G.
Do I need to build a completely new system?: No. ISO 50001 shares many structural elements with ISO 9001 and ISO 14001 (roles, responsibilities, objectives, internal audits). PRISM ISO maps the energy management requirements onto your existing management system — controls you already maintain are reused.
How long does ISO 50001 certification take?: With an existing management system and a structured tool, organisations are typically certification-ready in 3–6 months. The first step is always the gap analysis — PRISM ISO shows where you stand in under 2 hours.
Is ISO 50001 EDL-G compliant?: Yes. ISO 50001 certification fully replaces the energy audit under §8 EDL-G. Companies subject to the audit obligation (non-SMEs, over 250 employees or over €50 million turnover) can cover both requirements in a single project with ISO 50001.
Can I combine ISO 50001 with other standards?: Yes — ISO 50001 is based on the High-Level Structure (HLS), as are ISO 9001, ISO 14001 and ISO 27001. PRISM ISO uses the multi-framework crosswalk: fulfil controls once, demonstrate compliance across all HLS standards simultaneously.

Software only — or with consultant and auditor?

Three tiers, one goal: your ISO 50001:2018 certificate. From a licence to a fixed-price package including auditor.

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So geht PRISM vor

Von der Lücke bis zum laufenden Betrieb.

Vier Phasen, eine Plattform — kein Wechsel zwischen Tools, keine Lücken zwischen Phasen.

Wo stehen Sie heute?

PRISM bewertet Ihre bestehenden Dokumente, Prozesse und Kontrollen gegen alle Anforderungen der ISO 50001. Jede Lücke kommt mit Begründung und direktem Link zur Maßnahme — kein manuelles Zusammensuchen.

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