meaning of second proviso to sec 194I

Any person, being an individual or a Hindu undivided family (other than those referred to in the second proviso to section 194-I), responsible for paying to a resident any income by way of rent exceeding fifty thousand rupees for a month or part of a month during the previous year, shall deduct an amount equal to five per cent of such income as
income-tax thereon.

Could any one explain it ???