what is included and taxed as ‘perquisite’, clause (viii) to Section 17(2), as a residuary clause, deliberately and intentionally leaves it to the rule-making authority to tax ‘any other fringe benefit or amenity’ by promulgating a rule. The residuary clause is enacted to capture and tax any other ‘fringe benefit or amenity’ within the ambit of ‘perquisites’, not already covered by clauses (i) to (viia) to Section 17(2). 11. In terms of the power conferred under Section 17(2)(viii), CBDT has enacted Rule 3(7)(i) of the Rules. Rule 3(7)(i) states that interest-free/concessional loan made available to an employee or a member of his household by the employer or any person on his behalf, for any purpose, shall be determined as the sum equal to interest computed at the rate charged per annum by SBI, as on the first date of the relevant previous year in respect of loans for the same purpose advanced by it on the maximum outstanding monthly balance as reduced by interest, if any, actually