Brazil's Aneel advances R$13B transmission auction with first battery storage requirement

Brazil's electricity regulator Aneel has opened a public consultation for a transmission auction estimated at R$13 billion, scheduled for April 2027. Notably, this is the first auction to include battery storage requirements, and lot 11 includes Brazil-Bolivia electrical integration. The move signals a shift toward grid modernization and regional energy integration, though details on battery capacity and investment structure remain pending.