11 October 2008
House rent allowance not to be included in the total income shall be--- 1) the actual amount of such allowance received or 2)the amount by which the expenditure actually incurred in payment of rent exceeds one tenth of salary or 3)an amount equal to one half of salary if accommodation is at bombay,delhi, madras or calcutta and if accommodation is at any other place two-fifth of salary whichever is least of 1),2)and 3)