Section 201(7) in The Dedicated Freight Corridor Railway General Rules, 2018
(7)When the tower wagon is ready to return,-(a)the supervisor-in-charge before leaving the site shall take permission of the station master of station in advance or in rear where the tower wagon is to arrive as per authority through the approved means of communication;(b)on getting the information from the supervisor in-charge of the tower wagon, the station master on duty shall arrange for reception of the tower wagon;(c)the supervisor on arrival of the tower wagon at the station shall confirm to the station master in writing against the relevant entries in train signal register that the section has been cleared of the obstruction after completion of work and the tower wagon or wagons have arrived; and(d)normal working of trains on the line for which block was taken, shall commence only after obtaining assurance from the supervisor as in clause (c) of the sub-rule (7) of the rule 201.