Brazil awarded the eight lots included in its Transmission Auction No. 4/2026 , in a process that will mobilize around R$ 8.8 billion in investments and that closed with an average discount of 50.10% compared to the maximum values established by the National Electric Energy Agency (ANEEL).
The tender includes 1866 km of new transmission lines , the operation and maintenance of another 483 km of existing infrastructure and substations with a total transformation capacity of 12,694 MVA .
And its result implies, according to the regulator, an estimated savings of R$ 20.7 billion for consumers during the 30 years of validity of the concessions.
The winning bids collectively set R$ 811.1 million in Permitted Annual Revenue (PAR) , compared to a regulatory ceiling of approximately R$ 1,625 million . It should be clarified that the PAR is the revenue that the winning bidders will receive for constructing, operating, and maintaining the transmission assets from the time they become commercially operational.
The projects will be distributed between Bahia, Goiás, Mato Grosso do Sul, Paraíba, Paraná, Rondônia and São Paulo , with entry into operation deadlines that vary between 42 and 60 months.
Neoenergia, EDP, CYMI, Celeo and Cox share the eight lots
Lot 1 was awarded to Neoenergia Transmissão , which submitted a RAP of R$ 59.85 million , a 51.21% discount on the maximum of R$ 122.7 million.
The project includes investments estimated at R$ 493.1 million and works in Bahia, including 238 km of new lines, the management of 483 km of existing infrastructure and the installation of a 100 MVA transformer at the Brumado II substation.
The company also acquired Lot 7 , in Paraíba, with an offer of R$ 68 million and a discount of 38.55% .
That package includes investments of R$ 665.3 million , two new substations with 2100 MVA of transformation and 113 km of lines.
EDP Transmissão Goiás was awarded Lot 2 , with a RAP of R$ 26.53 million , 53.29% below the maximum allowed.
The estimated investment amounts to R$ 317 million and includes the Iaciara 2 substation, of 230/138 kV and 300 MVA, along with 126 km of lines between Goiás and Bahia.
For its part, CYMI Construções e Participações RJI won Lot 3 , with an offer of R$ 78.7 million and a discount of 57.08% , the highest recorded among the reported blocks.
The planned investment is R$ 1.1 billion and includes the new 500/345 kV Santana substation, with 3600 MVA, in addition to 45 km of lines in São Paulo.
CYMI also obtained Lot 5 , in Paraná, with a RAP of R$ 96.4 million and a discount of 46.36% .
This block will require approximately R$ 982.5 million to build and expand three substations, add 2094 MVA of capacity and develop 173 km of lines intended to reinforce the supply in the metropolitan region of Curitiba.
The most strategic lot: integration with Bolivia and more capacity in Mato Grosso do Sul
Celeo Redes Brasil was awarded Lot 4 , one of the most important packages in the auction due to its scale and structural nature.
The company offered a RAP of R$ 377.1 million , with a discount of 50.55% .
The block includes infrastructure in Paraná, Mato Grosso do Sul and Goiás and aims to strengthen the supply in Mato Grosso do Sul, increase the available generation capacity and reinforce the international interconnection between Brazil and Bolivia .
Among the main works are the 500 kV and 620 km Rio Brilhante–Sarandi line, the 2400 MVA Rio Brilhante substation and two other 500 kV lines which together total 547 km .
The construction of the Chapadão substation of 500/230 kV and 1200 MVA is also planned.
The project will take up to 60 months to complete and could generate more than 8,200 jobs .
Celeo also won Lot 8 , in Rondônia, with an offer of R$ 66.66 million , a discount of 48.02% .
The estimated investment is R$ 753.2 million and includes the installation of three synchronous compensators at the Coletora Porto Velho substation, with the aim of strengthening the reliability of the system in Acre and Rondônia.
Cox goes on air with a project in Paraná
Lot 6 was awarded to Cox Brasil , which submitted a RAP of R$ 37.85 million , a 53.46% discount against the regulatory maximum and under an estimated investment amounting to R$ 480.3 million .
The project includes the construction of the Iguaçu substation of 525/230/138 kV , with a transformation capacity of 900 MVA, in addition to 4 km of line sections.
The infrastructure will be located in Santa Terezinha de Itaipú, near Foz do Iguaçu, and will be intended to reinforce the electrical system in the west and southwest of Paraná.
The expected timeframe for its entry into operation is 42 months .
The result now sets in motion an investment package of approximately R$ 8.8 billion , with new corridors, substations and reinforcements that should come into operation progressively during the next five years and which ANEEL directly links to the expansion and strengthening of the Brazilian electricity grid.
Countdown to FES Brazil
Future Energy Summit (FES) Brazil will bring together CEOs, investors, developers and technology providers on November 5 at the InterContinental São Paulo hotel to analyze the opportunities in the Brazilian electricity market.
With more than 20 confirmed speakers , the meeting will mark the closing of FES's 2026 international tour, in the lead-up to a storage tender that registered unprecedented interest in the country.
Access the tickets and learn more about FES Brazil 2026 .
Among the participants of FES Brazil are Elbia Gannoum, CEO of ABEEólica; Fábio Lima, executive director of ABSAE; Eduardo Azevedo, vice president of centralized generation at ABSOLAR; and Alexei Macorin Vivan, president director of ABCE , who will be part of a meeting that includes the main associations of the sector and representatives of the business field.
Also attending will be Aurelio Bustilho de Oliveira, CEO of Órigo Energia; Luiz Fernando Leone Vianna, Vice President of Grupo Delta Energia; André Moreira, CEO of Argo Energía; Guilherme Melo, Construction Director of Statkraft Brasil; Lucas Sanchez, Renewables Director of CTG Brasil; Mayara Miqueletti, Head of Business Development at Acciona Energia; and Itamar Lessa, Marketing Director of Casa dos Ventos .
Access the tickets and learn more about FES Brazil 2026 .
The discussions will cover seven areas encompassing the institutional vision, business strategies, innovation, storage, opportunities for investors and developers, solar, wind and hybrid projects, and financing instruments.
The day will also feature networking spaces among hundreds of company representatives , one of the characteristics of Future Energy Summit, where developers, manufacturers, financial entities and business leaders establish business contacts and advance agreements related to the energy transition.
FES Brazil will close the 2026 Future Energy Summit tour , one of the leading events in the renewable energy sector in Latin America, with the participation of leading companies and top-level institutional representatives.
By Emilia Lardizabal
By Florencia Guglielmetti
By Energía Estratégica
