I think that the question is not correct. In India individuals were given some threthresholdsold limit of Income . If exceeds an individual will be obligation to pay taxes as per specified rates. For example for assessment yr 2009-10 the exemption limits are as follows.
Men Rs 1,50,000
Women Rs 1,80,000
Senior citizen Rs 2,25,000
(Aged above 65yrs)
Men Rs 1,50,000
Women Rs 1,80,000
Senior citizen Rs 2,25,000
(Aged above 65yrs)