http://resource.cdn.icai.org/43754annualreport-icai-33423.pdf With total income of 66624 lakhs, the operating surplus of 6820 lakhs represents a surplus of nearly ~10%. Interestingly, nearly 50% of this surplus is generated from classroom training programs(excess of receipts over costs) of 3729 lakhs.
The member fee income for 2015-16 was Rs 5636 lakhs. The approximate breakup of this is analyzed in the 5th column which assumes all members to be below 60, and charged the statutory slabs-this is almost the reported fee. If we replace the tariffs with the proposed one, the institute's income increases by nearly 3800lakhs to 9339 lakhs, which represents nearly 50% of the operating surplus