MINISTER OF THE STATE IN THE MINISTRY OF RAILWAYS (SHRI K.H. MUNIYAPPA)
(a) & (b): Yes, Madam.
In the interest of environment protection, cleanliness and sanitation, initial efforts made by Indian Railways
was in the form of controlled discharge type toilet system (CDTS) in coaches. Till the end of 2010, Control
Discharge Toilet System (CDTS) was fitted in about 1760 coaches.
(c) Indian Railways are in the process of developing various types of environment friendly âgreen toiletsâ
and conducting field trials before considering fitment in coaches on a larger scale.