Electricity supply across India may be disrupted on July 9 as more than 27 lakh power workers plan a nationwide strike opposing the Uttar Pradesh government’s move to privatise two major distribution companies, Purvanchal Vidyut Vitran Nigam Ltd (PVVNL) and Dakshinanchal Vidyut Vitran Nigam Ltd (DVVNL), which serve 42 districts.