Common use of OTE, a Clause in Contracts

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš Tomec, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: 26463318 Tax Registration Number : CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43-0000000000/0100 Bank account No. – settlement account for the organized short-term gas market (EUR): 43-1680740217/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): 00-0000000000/0100 tel.: +000 000 000 000 Registration code issued by ACER: X0000000X.XX hereinafter Market Operator

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš TomecXxxxxx Xxxxxx, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: 26463318 Tax Registration Number : CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43-0000000000/0100 Bank account No. – settlement account for the organized short-term gas market (EUR): 43-1680740217/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): 00CZK):00-0000000000/0100 tel.: +000 000 000 000 Registration code issued by ACER: X0000000X.XX hereinafter Market Operator

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš Tomec, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: 26463318 Tax Registration Number : CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43services: 19-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43-0000000000/0100 5582760247/0100 Bank account No. – settlement account for the organized short-term gas electricity market (and imbalances: 27-5868540207/0100 Bank account No. – settl. account for the day-ahead and intra-day electricity market in EUR): : 43-1680740217/0100 1678260257/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 2475281/0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 2108790891/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): security: 00-0000000000/0100 tel.: +000 000 000 000 Registration code issued by ACER: X0000000X.XX hereinafter Market Operator

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš TomecXxxxxx Xxxxxx, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: 26463318 Tax Registration Number : CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43-0000000000/0100 1680710237/0100 Bank account No. – settlement account for the organized short-term gas market (EUR): 43-1680740217/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): 00CZK):00-0000000000/0100 tel.: +000 000 000 000 Registration code issued by ACER: X0000000X.XX hereinafter Market Operator

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš TomecXxxx Xxxxxxx, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: Number (IČ): 26463318 Tax Registration Number : (DIČ): CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43CZK): 43-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43CZK): 43-0000000000/0100 1680710237/0100 Bank account No. – settlement account for the organized short-term gas market (EUR): 43-1680740217/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): 00-0000000000/0100 telTel.: +000 000 000 000 Registration code issued by ACERFax: X0000000X.XX +000 000 000 000 hereinafter “Market Operator”

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš TomecXxxx Xxxxxxx, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: Number (IČ): 26463318 Tax Registration Number : (DIČ): CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43CZK): 43-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43CZK): 43-0000000000/0100 Bank account No. – settlement account for the organized short-term gas market (EUR): 43-1680740217/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): 00-0000000000/0100 telTel.: +000 000 000 000 Registration code issued by ACERFax: X0000000X.XX +000 000 000 000 hereinafter “Market Operator”

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš TomecXxxxxx Xxxxxx, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: 26463318 Tax Registration Number : CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43services: 19-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43-0000000000/0100 5582760247/0100 Bank account No. – settlement account for the organized short-term gas electricity market (and imbalances: 27-5868540207/0100 Bank account No. – settl. account for the day-ahead and intra-day electricity market in EUR): : 43-1680740217/0100 1678260257/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 2475281/0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 2108790891/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): security: 00-0000000000/0100 tel.: +000 000 000 000 Registration code issued by ACER: X0000000X.XX hereinafter Market Operator

OTE, a. s. with its registered seat in Prague 8 - Xxxxxx, Xxxxxxxxxx 000/00, xxxxxxxx 000 00, Xxxxx Xxxxxxxx, entered in the Commercial Register maintained by the Municipal Court in Prague, Part B, Insert 7260, represented by: Ing. Aleš Tomec, Chairman of the Board Ing. Xxxxxx Xxxxxx, Vice-chairman of the Board Business Registration Number: 26463318 Tax Registration Number : CZ26463318 EIC Code: 27XGOTE-CZ-GAS-R Bank account No. – fixed prices charged for the Market Operator’s services (CZK):43-1680700207/0100 Bank account No. – settlement account for imbalances, balancing gas, the organized short-term gas market and the market with unused tolerance (CZK):43-0000000000/0100 Bank account No. – settlement account for the organized short-term gas market (EUR): 43-1680740217/0100 (IBAN XX00 0000 0000 0000 0000 0000) 2475282 /0300 (IBAN XX00 0000 0000 0000 0000 0000) 2108701633/2700 (IBAN XX00 0000 0000 0000 0000 0000) Bank account No. – financial security (CZK): 00CZK):00-0000000000/0100 tel.: +000 000 000 000 Registration code issued by ACER: X0000000X.XX hereinafter Market Operator