22% in 2020, 30% in. 2030*. 22% in 2020, 30% in 2030*. 3. Enhancement of the percent-age of PLTSa/RDF (Refuse Derived Fuel) implementation, compare to total waste. Note: PLTSa = Pembangkit Listrik Tenaga Sampah. No mitigation actions. Up to 3% in 2020 and increase up to 5% in 2030**.