The A-5 new energy auction scheduled to be held on September 30, 2021, led to the registration of almost 94 GW. According to data released by the Energy Research Company (EPE), the largest registered sources were solar, followed by natural gas and wind power. At the event, the Solid Urban Waste (RSU) model was also highlighted, which debuted in the auction in a positive way. There were 315 MW registered in RSU projects, totaling 0.33%.