The power to impound stray cattle is contained in section 418(1) of the Delhi Municipal Corporation Act, 1957 (66 of 1957), which runs thus : "If any horses, cattle or other quadruped animals or birds are kept on any premises in contravention of the provisions of section 417, or are found abandoned 10 and roaming or tethered on any street or public place or on any land belonging to the Corporation, the Commissioner or any officer empowered by him may seize them and may cause them to be impounded or removed to such place as may be appointed by the Government or the Corporation for the purpose and the cost of seizure of these animals or birds and Of impounding. or removing them and of feeding and watering them shall be recoverable by sale or by auction Of those animals or birds;" The proviso which would be relevant in connection with another point runs thus: "Provided that any one claiming such animal or bird may, within seven days of the seizure, get them released on his paying all expenses incurred by the Commissioner in seizing, impounding or removing and in feeding and watering such animal or bird, and on his pro ducing a licence for keeping these animals and birds issued under the provisions of section 417.