When did these territorial transfers take effect?
The territorial transfers took effect as follows:

- Uttar Pradesh (13): 17th January, 1961 (Ins. by the Acquired Territories (Merger) Act, 1960 (64 of 1960), s. 4).
- West Bengal (14): 17th January, 1961 (Added by the Constitution (Ninth Amendment) Act, 1960, s. 3).
- Rajasthan and Madhya Pradesh (Transfer of Territories) Act, 1959 (47 of 1959), s. 4: 1st October, 1959.
- Punjab Reorganisation Act, 1966 (31 of 1966), s. 7: 1st November, 1966.