E5 – Solar home systems to supply off-grid consumption. Unconditional. 0.08 GgCO2e in 2030. E6 – Substitution of incandescent light bulbs. Conditional. 0.18 GgCO2e in 2030. E7 – Solar water heating facilities to supply 10 percent of demand by 2030. Conditional. 43.3 GgCO2e in 2030. E8 – 6 MW of solar PV rooftop systems by 2024. Conditional. 6.54 GgCO2e in 2030.