Power purchase agreements (PPAs) arising from the much-delayed Risk Mitigation Independent Power Producer Procurement Programme (RMIPPPP) will be signed on June 2, the Department of Mineral Resources and Energy revealed on Tuesday. The DMRE did not indicated whether all 11 projects would be signed, saying only that the signing ceremony would be held in Centurion and would be presided over by Mineral resources and Energy Minister Gwede Mantashe.