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ISO/IEC 13273-1:2015PublishedEnergy efficiency and renewable energy sources — Common international terminology — Part 1: Energy efficiencyISO/IEC 13273-2:2015PublishedEnergy efficiency and renewable energy sources — Common international terminology — Part 2: Renewable energy sourcesISO 25333:2026PublishedRoad sweepers — Environmental efficiency — Requirements on the test procedure for energy consumptionISO/IEC 30134-2:2026PublishedInformation technology — Data centres key performance indicators — Part 2: Power usage effectiveness (PUE)ISO 50001:2018PublishedEnergy management systems — Requirements with guidance for useISO 50002-1:2025PublishedEnergy audits — Part 1: General requirements with guidance for useISO 50002-2:2025PublishedEnergy audits — Part 2: Guidance for conducting an energy audit using ISO 50002-1 in buildingsISO 50002-3:2025PublishedEnergy audits — Part 3: Guidance for conducting an energy audit using ISO 50002-1 in processesISO 50003:2021PublishedEnergy management systems — Requirements for bodies providing audit and certification of energy management systemsISO 50004:2020PublishedEnergy management systems — Guidance for the implementation, maintenance and improvement of an ISO 50001 energy management systemISO 50005:2021PublishedEnergy management systems — Guidelines for a phased implementationISO 50006:2023PublishedEnergy management systems — Evaluating energy performance using energy performance indicators and energy baselinesISO 50007:2017PublishedEnergy services — Guidelines for the assessment and improvement of the energy service to usersISO 50009:2021PublishedEnergy management systems — Guidance for implementing a common energy management system in multiple organizationsISO/PAS 50010:2023PublishedEnergy management and energy savings — Guidance for net zero energy in operations using an ISO 50001 energy management systemISO/TS 50011:2023PublishedEnergy management systems ― Assessing energy management using ISO 50001:2018ISO 50015:2014PublishedEnergy management systems — Measurement and verification of energy performance of organizations — General principles and guidanceISO/TS 50044:2019PublishedEnergy saving projects (EnSPs) — Guidelines for economic and financial evaluationISO 50046:2019PublishedGeneral methods for predicting energy savingsISO 50100:2026PublishedEnergy management systems and energy savings — Decarbonization — Requirements with guidance for useISO/DIS 24280Under developmentData from air conditioning and heat pumps for energy efficiency simulation of building systemsISO/DIS 25189Under developmentShips and marine technology — Sea trial methods for net energy-savings efficiency of air lubrication deviceISO/DIS 50012Under developmentEnergy management systems — Energy data collection planISO 50001:2011WithdrawnEnergy management systems — Requirements with guidance for useISO 50002:2014WithdrawnEnergy audits — Requirements with guidance for use