Section 17(1)(iii) in The Haryana Canal and Drainage Rules, 1976
(iii)Tanks shall be filled at such time as may be directed by the Divisional or Sub-Divisional Canal Officer either by a general or by a special order. If it is desired to fill a tank at any other time, written application shall be made to that effect. The filling of tanks shall be permitted only at such time and to such extent as the Divisional and Sub- Divisional Canal Officer may approve.