Permits for Belarus General contract certificate 2019-2024. Construction and installationcertificate of conformity 2019-2024. Certificate of technical competence 2018-2023. Gospromnadzor license 2019. Drilling permit of the Ministry of Emergencies for 2019-2024. Permit of the Ministry of Emergency Situations for certification of welders 2017-2022 Non-destructivetesting laboratory accreditation certificate 2016-2021. TUV ISO 14001 certificate TUV ISO 9001 and OHSAS 18001 certified Certificates for construction and installation works of the branch in Dzerzhinsk BelCCI certificates 2018-2019.