© 2020 Asian Development Bank Institute This work is licensed under the Creative Commons Attribution- NonCommercial-ShareAlike 4.0 International License. ASIAN DEVELOPMENT BANK INSTITUTE Decentralized Wastewater and Fecal Sludge Management: Case Studies from India ADBI Development Case Study No. 2020-4 (September) Manas Rath, Tatjana Schellenberg, Pallavi Rajan, and Geeta Singhal