In 2017, a certification audit of the current energy management system for compliance with the requirements of ISO 50001 and O'z DSt ISO 50001 was successfully conducted.
Since May 2017, an Integrated Management System for compliance with the requirements of four standards has been operating on an ongoing basis:
- ISO 9001, O'z DSt ISO 9001 "Quality Management System;
- O'z DSt ISO 14001 "Environmental Management System";
- O'z DSt OHSAS 18001 "Occupational Health and Safety System"
- ISO 50001 and O'z DSt ISO 50001 "Energy Management System. Requirements, recommendations for use".
In 2019, a re-certification audit of the current system was conducted
The current quality management system, since 2007, has been certified by the leading certification body in the Republic of Uzbekistan, accredited in the National Academy of Sciences of the Republic of Uzbekistan – the company "SERT MANAGEMENT" - the Official Partner of the German Certification Body TÜV International Certification (TIC) of the registered company TÜV Thüringen e.V.
In July 2022, conducted:
- re-certification audit of the quality management system for compliance with the requirements of the international standard ISO 9001 and the requirements of the national standard O'z DSt ISO 9001:2015;
- the first supervisory audit that confirmed the compliance of the integrated quality management system operating at the enterprise with the requirements of national standards O'z DSt ISO 14001, O'z DSt ISO 45001;
- the second supervisory audit, which confirmed the compliance of the integrated quality management system operating at the enterprise with the requirements of the international standard ISO 50001.