Energy Co of Espirito Santo Sample Contracts

Energy Co of Espirito Santo – ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN (June 30th, 2004)

Exhibit 4(a)(2) ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN ENERTRADE - COMERCIALIZADORA DE ENERGIA S.A. AND ENERSUL - EMPRESA ENERGETICA MATO GROSSO DO SUL S.A. For the present contract, the parties, on one side. ENERTRADE - COMERCIALIZADORA DE ENERGIA S.A., electric power comercial agent in the Wholesale Market of Electric Power-MAE, authorized BY the National Agency of Electric Power-ANEEL, in the terms of Resolution n.(0)62, of February 16, 2001, with headquarters in the City of Sao Paulo. Sao Paulo State. In Av. Paulista, Sao Paulo, n.(0)2,300, 6(0). Floor - part, registered with the CNPJ/MF under n.(0)04.149.295/0001 -13, in this acted represented in the form of its Social Statute (from now on designated "Enertrade"); And on the other side. ENERSUL-Energy Company Mato Grosso do Sul S.A., public energy services dealership, constituted under t

Energy Co of Espirito Santo – CONTRACT OF FUNDING THROUGH OPENING OF CREDIT NO. (June 30th, 2004)

Exhibit 4(a)(6) CONTRACT OF FUNDING THROUGH OPENING OF CREDIT NO. 03.2.549.3.1, BY AND BETWEEN BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES AND EMPRESA ENERGETICA MATO GROSSO DO SUL-ENERSUL, WITH INTERVENING THIRD PARTIES IN THE FORM BELOW: BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES, hereinafter simply referred to as BNDES, a public federal company, with headquarters in Brasilia, Distrito Federal, and with services provided in this city at Avenida Republica do Chile, 100, registered with the General Taxpayer Register under CNPJ No. 33.657.248/0001-89, hereby represented by the undersigned below; and EMPRESA ENERGETICA MATO GROSSO DO SUL-ENERSUL, hereinafter simply referred to as BENEFICIARY, a corporation with headquarters in Campo

Energy Co of Espirito Santo – ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT (June 30th, 2004)

Exhibit 4(b)(1) ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN ENERCOUTO S.A. AND ESCELSA - ESPIRITO SANTO CENTRAIS ELETRICAS S.A. For the present contract, the parties, on one side. ENERCOUTO S.A., independent producer of electric power in virtue of concession granted by, the National Agency of Electric Power-ANEEL, in the terms of the Decree of October 15, 2001, published in the Official Gazette of the Union of April 3, 2002 and of the Generation Concession Contract n.(0)021/2002, dated April 23, 2002,with headquarters in the City of Sao Paulo. Sao Paulo State. In Av. Paulista, Sao Paulo, n.(0)2.300, 6(0). Floor - part, 62/64, registered with the CNPJ/MF under n.(0)04.705.039/0001-65, in this acted represented in the form of its Social Statute (from now on designated "Enercouto"); And on the other side. ESCELSA -Espirito Santo Centrais Eletricas S.A., public energy service

Energy Co of Espirito Santo – ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN (June 30th, 2004)

Exhibit 4(b)(2) ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN ENERCOUTO S.A. AND ENERSUL - EMPRESA ENERGETICA MATO GROSSO DO SUL S.A. For the present contract, the parties, on one side. ENERCOUTO S.A., independent producer of electric power in virtue of concession granted by, the National Agency of Electric Power-ANEEL, in the terms of the Decree of October 15, 2001, published in the Official Gazette of the Union of April 3, 2002 and of the Generation Concession Contract n.(0)021/2002, dated April 23, 2002,with headquarters in the City of Sao Paulo. Sao Paulo State. In Av. Paulista, Sao Paulo, n.(0)2.300, 6(0). Floor - part,62/64, registered with the CNPJ/MF under n.(0)04.705.039/0001-65, in this acted represented in the form of its Social Statute (from now on designated "Enercouto"); And on the other side. ENERSUL-Energy Company Mato Grosso do Sul S.A., public energy servi

Energy Co of Espirito Santo – ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN (June 30th, 2004)

Exhibit 4(a)(1) ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN ENERTRADE - COMERCIALIZADORA DE ENERGIA S.A. AND ESCELSA - ESPIRITO SANTO CENTRAIS ELETRICAS S.A. For the present contract, the parties, on one side. ENERTRADE - COMERCIALIZADORA DE ENERGIA S.A., electric power comercial agent in the Wholesale Market of Electric Power-MAE, authorized BY the National Agency of Electric Power-ANEEL, in the terms of Resolution n.(0)62, of February 16, 2001, with headquarters in the City of Sao Paulo. Sao Paulo State. In Av. Paulista, Sao Paulo, n.(0)2,300, 6(0). Floor - part, registered with the CNPJ/MF under n.(0)04.149.295/0001 -13, in this acted represented in the form of its Social Statute (from now on designated "Enertrade"); And on the other side. ESCELSA -Espirito Santo Centrais Eletricas S.A., public energy services dealership, constituted under the

Energy Co of Espirito Santo – ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN (June 30th, 2004)

Exhibit 4(b)(3) ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN ENERPEIXE S.A. AND ESCELSA - ESPIRITO SANTO CENTRAIS ELETRICAS S.A. For the present contract, the parties, on one side. ENERPEIXES.A., independent producer of electric power in virtue of concession granted by, the National Agency of Electric Power-ANEEL, in the terms of the Decree of October 15, 2001, published in the Official Gazette of the Union of October 16, 2001 and of the Generation Concession Contract n.(0)130/2001, dated November 7, 2001,with headquarters in the City of Sao Paulo. Sao Paulo State. In Av. Paulista, Sao Paulo, n.(0)2.439, 13(0). Floor - part, registered with the CNPJ/MF under n.(0)04.426.411/0001-02, in this acted represented in the form of its Social Statute (from now on designated "Enerpeixe"); And on the other side. ESCELSA -Espirito Santo Centrais Eletricas S.A., public energy services

Energy Co of Espirito Santo – CONTRACT OF FUNDING THROUGH OPENING OF CREDIT NO. (June 30th, 2004)

Exhibit 4(a)(5) CONTRACT OF FUNDING THROUGH OPENING OF CREDIT NO. 03.2.556.3.1, BY AND BETWEEN BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES AND ESPIRITO SANTO CENTRAIS ELETRICAS - ESCELSA, WITH INTERVENING THIRD PARTIES IN THE FORM BELOW: BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES, hereinafter simply referred to as BNDES, a public federal company, with headquarters in Brasilia, Distrito Federal, and with services provided in this city at Republica do Chile Ave., 100, registered with the General Taxpayer Register under CNPJ No. 33.657.248/0001-89, by the undersigned signed below; and ESPIRITO SANTO CENTRAIS ELETRICAS S.A. - ESCELSA, hereinafter simply referred to as BENEFICIARY, a corporation with headquarters in Vitoria , State of E

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2004)

Exhibit 4(b)(5) CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: On one side, ENERTRADE S.A., an electrical energy trader lawfully authorized by Agencia Nacional de Energia Eletrica - ANEEL, in the terms of resolution number 62, of February 16, 2001, with headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,300 Paulista Ave. # 62/64, its registered with the General Taxpayer Register under CNPJ 04.149.295/0001-71, herein represented in the form of its Charter, by the undersigned below (hereinafter referred to as "Seller" or "ENERTRADE"); and , ESCELSA- Espirito Santo Centrais Eletricas S.A., concessionaire of public services of electricity, a corporation with headquarters in Vitoria, State of Espirito Santo, at Rua Sete de Setembro, 362, Centro, registered with the General Taxpayer Register under CNP

Energy Co of Espirito Santo – AMENDMENT NUMBER 3 TO THE CONTRACT OF FUNDING (June 30th, 2004)

Exhibit 4(a)(3) AMENDMENT NUMBER 3 TO THE CONTRACT OF FUNDING THROUGH OPENING OF CREDIT NO. 02.2.053.3.1, BY AND BETWEEN BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES AND ESPIRITO SANTO CENTRAIS ELETRICAS - ESCELSA, WITH INTERVENING THIRD PARTIES IN THE FORM BELOW: BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES, hereinafter simply referred to as BNDES, a public federal company, with headquarters in Brasilia, Distrito Federal, and with services provided in this city at Avenida Republica do Chile, 100, registered with the General Taxpayer Register under CNPJ No. 33.657.248/0001-89, hereby represented by the undersigned below; and ESPIRITO SANTO CENTRAIS ELETRICAS S.A. - ESCELSA, hereinafter s

Energy Co of Espirito Santo – ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN (June 30th, 2004)

Exhibit 4(b)(4) ADDITION TERM TO THE PURCHASE AND SALE OF ELECTRIC POWER CONTRACT BETWEEN ENERPEIXE S.A. AND ENERSUL - EMPRESA ENERGETICA MATO GROSSO DO SUL S.A. For the present contract, the parties, on one side. ENERPEIXES.A., independent producer of electric power in virtue of concession granted by, the National Agency of Electric Power-ANEEL, in the terms of the Decree of October 15, 2001, published in the Official Gazette of the Union of October 16, 2001 and of the Generation Concession Contract n.(0)130/2001, dated November 7, 2001,with headquarters in the City of Sao Paulo. Sao Paulo State. In Av. Paulista, Sao Paulo, n.(0)2.439, 13(0). Floor - part, registered with the CNPJ/MF under n.(0)04.426.411/0001-02, in this acted represented in the form of its Social Statute (from now on designated "Enerpeixe"); And on the other side. ENERSUL-Energy Company Mato Grosso do Sul S.A., public energy servic

Energy Co of Espirito Santo – AMENDMENT NUMBER 3 TO THE CONTRACT OF FUNDING (June 30th, 2004)

Exhibit 4(a)(4) AMENDMENT NUMBER 3 TO THE CONTRACT OF FUNDING THROUGH OPENING OF CREDIT NO. 02.2.072.3.1, BY AND BETWEEN BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES AND EMPRESA ENERGETICA MATO GROSSO DO SUL-ENERSUL, WITH INTERVENING THIRD PARTIES IN THE FORM BELOW: BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES, hereinafter simply referred to as BNDES, a public federal company, with headquarters in Brasilia, Distrito Federal, and with services provided in that city at Avenida Republica do Chile, 100, registered with the General Taxpayer Register under CNPJ No. 33.657.248/0001-89, hereby represented by the undersigned below; and EMPRESA ENERGETICA MATO GROSSO DO SUL-ENERSUL, hereinafter simply referred to a

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2003)

Exhibit 4(a)2 CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: As one party, ENERTRADE - COMERCIALIZADORA DE ENERGIA S.A., electricity trade agent in the ambit of the Electrical Energy Wholesale Market - MAE, authorized by Agencia Nacional de Energia Eletrica - ANEEL, in the terms of resolution n. 62, of February 16, 2001, with headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,300 Paulista Ave. 6th floor- party, its registration number being 04.149.295/0001-13, herein represented in the form of its Charter (hereinafter referred to as "Seller" or "Enertrade"); and as the other party, ENERSUL - Empresa Energetica de Mato Grosso do Sul S.A. concessionaire of public services of electricity, s/n Gury Marques Avenue constituted in the form of a stock joint corporation, headquarters in Campo Grande, State

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2003)

Exhibit 4(b)3 CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: On one side, ENERPEIXE S.A., independent electrical energy producer through concession granted by Agencia Nacional de Energia Eletrica- ANEEL, in the terms of the decree of October 15, 2001, published in Diario Oficial da Uniao of October 16, 2001, and of the Contract of Concession for Generation n. 130/2001 with its headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,439 Paulista Ave. 13th floor-, its registration number being 04.426.411/0001-02, herein represented in the form of its Charter (hereinafter referred to as "Seller" or "Enerpeixe"); and as the other party, ESCELSA- Espirito Santo Centrais Eletricas S.A., concessionaire of public services of electricity, constituted in the form of a stock joint corporation, headquarters in V

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2003)

Exhibit 4(a)1 CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: As one party, ENERTRADE-COMERCIALIZADORA DE ENERGIA S.A., electricity trade agent in the ambit of the Electrical Energy Wholesale Market- MAE, authorized by Agencia Nacional de Energia Eletrica- ANEEL, in the terms of resolution n. 62, of February 16, 2001, with headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,300 Paulista Ave. 6th floor- party, its registration number being 04.149.295/0001-13, herein represented in the form of its Charter (hereinafter referred to as "Seller" or "Enertrade"); and as the other party, ESCELSA- Espirito Santo Centrais Eletricas S.A., concessionaire of public services of electricity, constituted in the form of a stock joint corporation, headquarters in Vitdria, State of Espirito Santo, 362 Sete de Setembro

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2003)

Exhibit 4(b)4 CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: On one side, ENERPEIXE S.A., independent electrical energy producer through concession granted by Agencia Nacional de Energia Eletrica - ANEEL, in the terms of the decree of October 15, 2001, published in Diario Oficial da Uniao of October 16, 2001, and of the Contract of Concession for Generation n. 130/2001 with its headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,439 Paulista Ave. 13th floor, its registration number being 04.426.411/0001-02, herein represented in the form of its Charter (hereinafter referred to as "Seller" or "Enerpeixe"); and as the other party, ENERSUL - Empresa Energetica de Mato Grosso do Sul S.A. concessionaire of public services of electricity, s/n Gury Marques Avenue constituted in the form of a stock joint c

Energy Co of Espirito Santo – CONTRACT NO. 02.2.072.3.1, OF FINANCING THROUGH (June 30th, 2003)

Exhibit 4(a)4 CONTRACT NO. 02.2.072.3.1, OF FINANCING THROUGH MEANS OF OPENING OF CREDIT, MADE AND EXECUTED BY AND BETWEEN BANCO NACIONAL DE BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES, hereinafter referred to simply as BNDES, a federal public company, with its headquarters in Brasilia, Distrito Federal, and with services offered in that city, at 100 Republica do Chile Avenue, its C.N.P.J. registration number being 33.657.248/0001-89, by its representatives signed below; and EMPRESA ENERGETICA DE MATO GROSSO DO SUL S.A. - ENERSUL, hereinafter denominated BENEFICIARY, a Brazilian corporation, located in Campo Grande, State of Mato Grosso do Sul, at s/n Gury Marques Avenue, its registration number being 15.413.826/0001-50, by its representatives signed below; and also appearing as INTERVENING PARTIES: I-

Energy Co of Espirito Santo – CONTRACT NO. 02.2.053.3.1, OF FINANCING THROUGH (June 30th, 2003)

Exhibit 4(a)3 CONTRACT NO. 02.2.053.3.1, OF FINANCING THROUGH MEANS OF OPENING OF CREDIT, MADE AND EXECUTED BY AND BETWEEN BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES AND ESPIRITO SANTO CENTRAIS ELETRICAS S.A. - ESCELSA, WITH INTERVENING OF OTHER PARTS, AS SHOWN BELOW: BANCO NACIONAL DE DESENVOLVIMENTO ECONOMICO E SOCIAL - BNDES, hereinafter referred to simply as BNDES, a federal public company, with its headquarters in Brasilia, Distrito Federal, and with services offered in that city, at 100 Republica do Chile Avenue, its C.N.P.J. registration number being 33.657.248/0001-89, by its representatives signed below; and ESPIRITO SANTO CENTRAIS ELETRICAS S.A. - ESCELSA, hereinafter denominated BENEFICIARY, a Braz

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2003)

Exhibit 4(b)2 CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: On one side, ENERCOUTO S.A., independent electrical energy producer through concession granted by Agencia Nacional de Energia Eletrica - ANEEL, in the terms of the decree of April 2, 2002, published in Diario Oficial da Uniao of April 3, 2002, and of the Contract of Concession for Generation N.021/2002 with its headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,439 Paulista Ave. 6th floor, its registration number being 04.705.039/0001-65, herein represented in the form of its Charter (hereinafter referred to as "Seller" or "Enercouto"); and as the other party, ENERSUL - Empresa Energetica de Mato Grosso do Sul S.A. concessionaire of public services of electricity, s/n Gury Marques Avenue constituted in the form of a stock joint corporat

Energy Co of Espirito Santo – CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY (June 30th, 2003)

Exhibit 4(b)1 CONTRACT OF PURCHASE AND SALE OF ELECTRICAL ENERGY By the present instrument made and executed by and between the parties qualified below: On one side, ENERCOUTO S.A., independent electrical energy producer through concession granted by Agencia Nacional de Energia Eletrica - ANEEL, in the terms of the decree of April 2, 2002, published in Diario Oficial da Uniao of April 3, 2002, and of the Contract of Concession for Generation N.021/2002 with its headquarters in the city of Sao Paulo, State of Sao Paulo, at 2,439 Paulista Ave. 6th floor, its registration number being 04.705.039/0001-65 herein represented in the form of its Charter (hereinafter referred to as "Seller" or "Enercouto"); and as the other party, ESCELSA - Espirito Santo Centrais Eletricas S.A., concessionaire of public services of electricity, constituted in the form of a stock joint corporation, headquarters in Vitoria, S