This notification dated 1.9.1973, and gazetted on 29.9.1973, reads as follows: "In exercise of the powers conferred by section 3 of the , (Act 46 of 1957), and in supersession of the notification of the Government of India in the Ministry of Defence, No. S.R.O. 8, dated 3rd April, 1972, the Central Government hereby extends to all the cantonments in the State of Uttar Pradesh the U.P. Urban Buildings (Regulation of Letting, Rent and Eviction) Act, 1972 (U.P. Act XIII of 1972 as in force on the date of this notification, in the State of Uttar Pradesh with the following modifications, namely, It was in view of the above notification that respondent No. 3 filed his application under section 21 of the said Act, which has given rise to the present proceedings.