Lenders BNDES and AFD plan to offer financing options for clean energy projects to support goals outlined in the 2016 Paris agreement.
Power had been cut to 4.8mn consumer units, affecting around 35% of the population in Mexico City and the states of Morelos, Puebla, Oaxaca, Guerrero and Tlaxcala.
Led by wind and solar, the global renewables segment is expected to see electricity output grow by an average of 2.8% a year, compared to the 2.1% average foreseen for natural gas and 1.5% for nuclear.
Potential bidders include companies from China, Italy, India, Spain and Colombia.
Developers seek environmental approval for five PV projects across the Coquimbo, Atacama, O'higgins and Santiago Metropolitan regions of Chile.