(a) the total number of persons given concession in train tickets on the basis of disability certificate or concession certificate during each of the last three years and the current year and the total expenditure incurred by the railways on this count;
(b) the method adopted by the railways to ascertain the genuineness of their certificates;
(c) whether the Government is aware that fraud is being committed in regard to concessional tickets meant for patients suffering from various diseases like cancer, heart ailment, disability, etc.;
(d) if so, the number of such cases reported during the last one year, till date, particularly in Delhi; and
(e) the action taken/to be taken by the railways thereon?