This handbook is an initiative of SCBP to build capacities in FSSM for officials of urban local bodies (ULB), para state technical agencies and professionals from the private sector and Non Governmental organizations. It is meant to be freely used by any organisation (public/private), national and state level training institutes, AMRUT and SBM training institutes for conducting a course on Co Treatment of Sewage and Septage at Sewage Treatment Plant.