The Maharashtra Electricity Regulatory Commission (MERC) has approved a generic tariff of ₹2.82 (~$0.030)/kWh for surplus rooftop solar power, along with variable charges of ₹6.85 (~$0.073)/kWh for biomass projects and ₹5.29 (~$0.056)/kWh for non-fossil fuel-based co-generation projects for financial year (FY) 2026–27.