(c)in the [area of the cantonment of Ahmedabad,] [These words were substituted for the words 'areas of the Cantonments of Ahmedabad, Poona and Kirkee' by the Gujarat Adaptation of Laws (State and Concurrent Subjects) Order, 1960.] the annual value as defined by section 64 of the Cantonments Act, 1924 (II of 1924):