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CERTIFICATE

This is to certify that the Energy Management System of

Public Joint-Stock Company I'Rosseti Kuban" ("Rosseti Kuban" PJSC) 2a, Stavropolskaya Str., 350033, Krasnodar, Russia

has been assessed and found to be in accordance with the requirements of

ISO 50001:2018

in respect of activities in the scope of energy saving for processes related to supply and distribution of electric power via power grids of 110 kV and lower voltage, design, construction, reconstruction, capital repair of energy facilities within the territory of Krasnodar region and Adigeya Republic

No: 18.2026.026 of 21't Decemberr2020

Managernent system certified since 2015

This certificate is valid until 28th December.202l ertifica

The annex is an integral part of the w) certificate. The certit'icate covers only those sites of the company rvhich are stated in this 6 certificate. This certificate becomes invalid if conditions of certification are not fulfilled (http://www.rusregister.ru/doc/O0,.00-105.pdfl. (J3 O (\LO

Certill tion' : lOt kogo-KorsakovaAve.. l90l2l, SaintPetersburg, Russia c I,{CTE MA CE?TWOVIKAIJWW py CCKO| O pEf t4CTpA R.USSIAI\i R.ECISTER CERTIFICATICN SYSTEM

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1. ornnan l'lAo "Poccern Ky6axu" AgureficKne gneKTpr,rqecK[e cern yn. [JJoareHoBa, 358, Mafiron, KpacnoAapcrnfi rpail, 385000, poccrs 2, (Dnnnan IIAO "Poccetn Ky6axu" ApuaenpcKlre oneKTprqecKne cerll yn. BopoacKoro/ 59, Apvaarp, KpacHo4apcrcril rparZ, 352900, poccnr 3. ornnan IlAo "Poccerr Ky6anr" KpacnogapcK[e eneKTpnqecKl,te cerr yn. f'lauroBcKae, 131, KpacHoAap, 350000, Poccrs 4. Annnan IIAO "Poccern Ky6anu" Ila6nncr[e greKTprqecK[e cern yn. Mrpa, 334, I1a6uHcrc, KpacHotapcrcril rpail,352510, Poccilq 5. Onnnaa IIAO "Poccetr Ky6anu" Iexunrpa4cK[e oneKTpnqecKne cern yn.302-Vr fuavsutrr,6, fr. flenrnrpaAcKae, KpacHo4apcruil rpail, 3s3740, poccuq 6. onnran l'lAo "Poccer[ Ky6anr" cnaecHcK[e oneKTp[qecKne cern yn. crporrenerT, 49,cnaanncrc-Ha-Ky6anu, Kpacno4apcrrafi rpafi,353840, pocchq 7. (Dnnnan IIAO "Poccern Ky6anu" Coqrncrt,te greKTpnqecK[e cern yn. KoHcrtAryLIvlA,42, Couu, Kpacno4apcrr,rfi rcpail, 354000, Pocchq 8' Onnnal IIAO "Poccetn Ky6anr" TtaMaureecKne gleKTpnqecKne cern yn. Iennua, t76, Trvaueacr, Kpacno4apcrrfi rcpafi, 353760, Poccrs 9. Onnnan flAO "Poccern Ky6axu" TnxopeqKre ereKTpnqecKhe cern yn. fsepxhHcKoro, 62, Tuxopeqrc, KpacHoAapcrcrfi xpail, 352100, Poccilq 10. Onnnan l'lAO "Poccer[ Ky6anu" Ycrr-Ia6nHcKHe eneKTpnr{ecK[e ceryl yn. KpacHoAapcKaq, 4, Ycrtlla6rHcx, KpacHo4apcrcrail rpail, 352300, Pocchq 11. Onanan flAO "Poccetn Ky6anu" ]Oro-3anaAHbre gneKTpt4qecKne cern yn. BocroqHsril Mon, 1, Hoaopoccuilcr, KpacHo4apc4rafi rpafi , 353902, Pocchq

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Annex to the Ceftificate N9 19,2026,026 of 21st December,2O2O registration form Ns 25-000535

Ceftification scope of management system of Public Joint-Stock Company "Rosseti Kuban" ("Rosseti Kuban" PJSC) includes:

1' "Rosseti Kuban" PJsc Branch Adygheiskie electric networks 358, Shovgenova Str., 385000, Maikop, Krasnodar region, Russia 2. "Rosseti Kuban" PJsc Branch Armavirskiye electric networks 59, Vorovskogo Str., 352900, Armavir, Krasnodar region, Russia 3 "Rosseti Kuban" PJsc Branch Krasnodarskiye electric networks 131, Pashkovskaia Str., 350000, Krasnodar, Russia 4. "Rosseti Kuban" PJSC Branch Labinskiye electric networks 334, Mira Str., 352510, Labinsk, Krasnodar region, Russia 5. "Rosseti Kuban" PJsc Branch Leningradskiye electric networks 6, 302th Divizii Str., 353740, st, Leningradskaia, Krasnodar region, Russia 6. "Rosseti Kuban" PJSC Branch Slavyanskiye electric networks 49, Stroitelei Str., 353840, Slaviansk-na-Kubani, Krasnodar region, Russia 7, "Rosseti Kuban" PJSC Branch Sochinskiye electric networks 42, Konstitutsii Str., 354000, Sochi, Krasnodar region, Russia 8. "Rosseti Kuban" PJsc Branch Timashevskiye electric networks 176, Lenina Str,, 353760, Timashevsk, Krasnodar region, Russia 9. "Rosseti Kuban" PJSC Branch Tikhoretskiye electric networks 62, Dzerzhinskogo Str., 352100, Tikhoretsk, Krasnodar region, Russia 10. "Rosseti Kuban" PJsc Branch ust-Labinskiye electric networks 4, Krasnodarskaia Str., 352300, Ust-Labinsk, Krasnodar region, Russia 11. "Rosseti Kuban" PJSC " Branch Yugo-Zapadnye (South-western) electric networks 1, Vostochnyi Mol Str., 353902, Novorossiysk, Krasnodar region, Russia

Director General of Ceftification Association "Russian Register" A. Vladimiftsev

1-1 @

THE INTERNATIONAL CERTIFICATION NETWORK CERTIFICATE Association "Russian Register" lra.s issued an IQNet recognized certificate that the organization: lic Joint-Stock Compang "Rosseti Kubart" f"Rosseti Kuban" PJSC/ 2a, Stauropolskaya Str., 350033, Krasnodar, Russia lns implemented and maintains a Energg Management Sgstem for the follouing scope: activities in the scope of eners/ saving for processes related to supply and distribution of electric power via power grids of 110 kV and lower voltage, design, construction, reconstruction, capital repair of ener$/ facilities within the territory of Krasnodar region and Adigeya Republic ultichfulfils the requirements of the follouing standard: lso 5000 1 .201 B Issued on: 27"t December, 2O2O Expires on: 2&h December, 2027 This attestation is directlg linked to the IQNet Partner's original certificate and shall not be used as a stand-alone docttment Registration Number: RU- 026.026

- l5i*-N.g"J AIex Stoichitoiu g Wadimirtseu, President of IQNet Director General of Russian Register

IQNet Parbrers*: AENOR Spain AFNOR Certjfrcation France APCER Portugal CCC Clprus CISQ Italy CQC China CQM China CQS Czech RepubLic Cro Cert Croatia DQS Holding GmbH Germany EAGLE Certifrcation Group USA FCA| Brazil FONDONORMA Venezuela ICONTEC Colombia Inspecta Sertifiointi Oy Finland INTtrCO Costa Rica IRAM Argentina JQA Japan KFQ Korea MIRTEC Greece MSZT Hungary Nemko AS Norway NSAI Ireland NYCE-SIGE Mexico PCBC Poland Qualif Austria Austria RR Russia SII Israel SIQ Slovenia SIRIM QAS International Malaysia SQS Switzerland SRAC Romania TEST St Petersburg Russia TSE Turkey YUQS Serbia * The list of IQNet partners is valid at the time of issue of this certificate. Updated information is available under www.iqnet-certihcalion.com T

THE INTERNATIONAL CERTIFICATION NETWORK

ANNEX 7 to IQNet Certilicqte Number RU-78,2026.026

Certification scope of management sgstem of htblic Joint-Stock Compang "Rosseti Kubatt" f"Rosseti Kubqn" PJSC/ includes:

1. "Rosseti Kuban" PJSC Branch Adygheiskie electric networks 358, Shovgenova Str., 385000, Maikop, Krasnodar region, Russia 2. "Rosseti Kuban" PJSC Branch Armavirskiye electric networks 59, Vorovskogo Str., 352900, Armavir, Krasnodar region, Russia 3 "Rosseti Kuban" PJSC Branch Krasnodarskiye electric networks 131, Pashkovskaia Str., 350000, Krasnodar, Russia 4. "Rosseti Kuban" PJSC Branch Labinskiye electric networks 334, Mira Str., 352510, Labinsk, Krasnodar region, Russia 5. "Rosseti Kuban" PJSC Branch Leningradskiye electric networks 6,3O2t Divizii Str., 353740, st. Leningradskaia, Krasnodar region, Russia 6. "Rosseti Kuban" PJSC Branch Slarryanskiye electric networks 49, Stroitelei Str., 353840, Slaviansk-na-Kubani, Krasnodar region, Russia

- l+.ifNet Alex Stoichitoiu g Wadimirtseu, President of IQNet Director General of Russian Register

IQNet Partners*: AENOR Spain AFNOR Certification France APCtrR Portugal CCC Cyprus CISQ Italy CQC China CQM China CQS Czech Republic Cro Cert Croatia DQS Holding GmbH Germany EAGLE Cerlif,rcation Group USA FCAV Brazil FONDONORMA Venezuela ICONTEC Colombia Inspecta Sertifrointi Oy Finland INTtrCO Costa Rica IRAM Argentina JQA Japan KFQ Korea MIRTEC Greece MSZT Hungary Nemko AS Norway NSAI Ireland NYCE-SIGtr M6xico PCBC Poland Qualiff Austria Austria RR Russia SII Israel SIQ Slovenia SIzuM QAS International Malaysia SQS Switzerland SRAC Romania TEST St Petersburg Russia TSE Turkey YUQS Serbia * The list of IQNet pa-rtners is va-lid at the time of issue of this certificate. Updated information is available under www.iqnet-certiflcation.com THE INTERNATIONAL CERTIFICATION NETWORK

ANNEX 7 to IQNet Certilicate Number RU-78,2026.026

Certilication scope of mandgement sgstem of h.tblic Joint-Stock Compang "Rosseti Kubdtt" ("Rosseti Kubatr" PJSC/ includes:

7. "Rosseti Kuban" PJSC Branch Sochinskiye electric networks 42,Konstitutsii Str., 354000, Sochi, Krasnodar region, Russia 8. "Rosseti Kuban" PJSC Branch Timashevskiye electric networks 176, Lenrna Str., 353760, Timashevsk, Krasnodar region, Russia 9. "Rosseti Kuban" PJSC Branch Tikhoretskiye electric networks 62, Dzerzhinskogo Str., 352 100, Tikhoretsk, Krasnodar region, Russia 10. "Rosseti Kuban" PJSC Branch Ust-Labinskiye electric networks 4, Krasnodarskaia Str., 352300, Ust-Labinsk, Krasnodar region, Russia 11. "Rosseti Kuban" PJSC " Branch Yugo-Zapadnye (South-western) electric networks 1, Vostochnyi Mol Str., 353902, Novorossiysk, Krasnodar region, Russia

- l+*+Net Alex Stoichitoiu Arkady Wadimirtseu, President of IQNet Director General of Russian Register

IQNet Partners*: AENOR Spain AFNOR Certifrcation France APCER Portugal CCC Cyprus CISQ Italy CQC China CQM China CQS Czech RepubLic Cro Cert Croatia DQS Holding GmbH Germany EAGLE Cerlifrcation Group USA FCAV Brazil FONDONORMA Venezuela ICONTEC Colombia Inspecta Sertifrointi Oy Finland INTECO Costa Rica IRAM Argentina JQA Japan KFQ Korea MIRTtrC Greece MSZT Hungary Nemko AS Norway NSAI Ireland NYCE-SIGE M6xico PCBC Poland Qualiff Austria Austria RR Russia SII Israel SIQ Slovenia SIzuM QAS International Malaysia SQS Switzerland SRAC Romarria TEST St Petersburg Russia TSE Turkey YUQS Serbia * The list of IQNet partners is valid at the time of issue of this certificate. Updated information is available under www.iqnet-certihcalion.com