s 47 Joint inquiry
47.—(1) As soon as possible after the occurrence of an accident the railway administration shall cause an inquiry (hereinafter referred to as a joint inquiry) to be made by a committee of railway officials for the investigation of the causes which led to the accident:Provided that in cases where — (a) there is no reasonable doubt as to the cause of the accident; or (b) one sub-department of the railway accepts all responsibility, it shall not be necessary to hold such joint inquiry. (2) Where a joint inquiry is not held the head of the sub-department of the railway responsible for the accident shall cause a departmental inquiry to be held. (3) The railway administration shall report the result of the joint or departmental inquiry to the Minister, and shall state what action it is proposed to take in regard to the officials responsible for the accident or for the revision of the rules or system of working.