ISO INTERNATIONAL STANDARD 50001 Second edition 2018-08 Energy management systems - Requirements with guidance for use Systemes de management de I'énergie Exigences et recommandations pourlamise en ceuvre Reference number IS0 50001:2018(E) Tso @IS02018 ISO 50001:2018(E) Contents Page Foreword ..V Introduction.. ..vii 1 Scope. 2 Normative references 3 Terms and definitions. .1 3.1 Terms related to organization. .1 3.2 Terms related to management system 3.3 Terms related to requirement. .3 3.4 Terms related to performance. 3.5 Terms related to energy .6 4 Context of the organization .7 4.1 Understanding the organization and its context 4.2 Understanding the needs and expectations of interested parties .7 4.3 Determining the scope of the energy management system. ..8 4.4 Energy management system. ..8 Leadership .8 5 5.1 Leadership and commitment ..8 5.2 Energy policy .9 5.3 Organization roles, responsibilities and authorities .9 6 Planning ..10 6.1 Actions to address risks and opportunities .10 6.2 Objectives, energy targets and planning to achieve them .10 6.3 Energy review. ..11 6.4 Energy performance indicators. ..11 6.5 Energy baseline ..12 6.6 Planning for collection of energy data ..12 7 Support. ..12 7.1 Resources. .12 7.2 Competence .13 7.3 Awareness ..13 7.4 Communication ..13 7.5 Documented information. ..13 7.5.1 General. .13 7.5.2 Creating and updating .14 7.5.3 Control of documented information ..14 8 Operation ..14 8.1 Operational planning and control ..14 8.2 Design. ..15 8.3 Procurement ..15 9 Performance evaluation ..15 9.1 Monitoring, measurement, analysis and evaluation of energy performance and the EnMS. .15 9.1.1 General 15 9.1.2 Evaluation of compliance with legal requirements and other requirements. .16 9.2 Internal audit .16 9.3 Management review. ..17 10 Improvement. ..18 10.1 Nonconformity and corrective action .18 10.2 Continual improvement ..18 Annex A (informative) Guidance for use ..19 @ IS0 2018 - All rights reserved ii ISO 50001:2018(E) .27 Bibliography .29 Alphabetical list of terms .30 iv @ IS0 2018 - All rights reserved