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ANSI-Approved MSE Standards

ANSI-Approved MSE Standards

The standards developed and/or adopted by GTESS are designated with a “MSE” alpha-prefix, derived from GTESS’s “Management System for Energy (ANSI/MSE 2000),” the first national standard globally for a continual improvement-based energy management system.

Below are links for the purchase of adopted MSE Standards:

Below is a list of all MSE Standards developed and/or adopted by GTESS and their current status:

StandardDateCurrent Status
ANSI/MSE/ISO 50047-2016 Determination of energy savings in organizations 12/09/2016ADOPTED
ANSI/MSE 50028-2016 Superior Energy Performance® - Requirements for verification bodies for use in accreditation or other forms of recognition 11/22/2016ADOPTED
ANSI/MSE 50021-2016 Superior Energy Performance®- Additional Requirements for Energy Management Systems 08/25/2016ADOPTED
ANSI/MSE/ISO 50004-2014 Energy management systems - Guidance for the implementation, maintenance and improvement of an energy management system 06/23/2015ADOPTED
ANSI/MSE/ISO 50006-2014 Energy management systems - Measuring energy performance using energy baselines (EnB) and energy performance indicators (EnPI) - General principles and guidance 06/23/2015ADOPTED
ANSI/ISO/MSE 50015-2014 Measurement and verification of organizational energy performance - General principles and guidance 11/13/2014ADOPTED
ANSI/ISO/MSE 50003-2014 Energy management systems - Requirements for bodies providing audit and certification of energy management systems07/15/2014ADOPTED
ANSI/ISO/MSE 50002-2014 Energy audits 07/15/2014ADOPTED
ANSI/MSE 50021-2013 Superior Energy Performancecm—Additional Requirements for Energy Management Systems (2nd edition)03/14/2013ADOPTED
Click here for Transition Period Notice (pdf)
Update @ 10/18/16–This standard expected to be withdrawn at the end of the transition period for ANSI/MSE 50021-2016.
ANSI/ISO/MSE 50001-2011 Energy management systems - Requirements with guidance for use (identical national adoption of ISO/FDIS 50001) 02/20/2013ADOPTED
ANSI/MSE 50028-2012 Superior Energy Performancecm—Requirements for verification bodies for use in accreditation and other forms of recognition01/07/2013ADOPTED
ANSI/MSE 50021-2012 Superior Energy Performancecm— Additional Requirements for Energy Management Systems02/22/2012ADOPTED
ANSI/MSE 50021-2012 Superior Energy Performance©—Additional Requirements for Energy Management Systems02/22/2012WITHDRAWN Replaced by 2013 edition
ANSI/MSE 2000-2008 A Management System for Energy (3rd edition)02/02/2009WITHDRAWN Replaced by ANSI/ISO/MSE 50001
ANSI/MSE 2000-2005 A Management System for Energy (2nd edition)08/11/2005WITHDRAWN Replaced by 2008 edition
ANSI/MSE 2000-2005 A Management System for Energy04/06/2000WITHDRAWN Replaced by 2005 edition