u/s 44AD -> Civil construction business -> % of profit 8% of total turnover, if total turnover does not exceed Rs. 40,00,000 from the same business.
u/s 44AE -> Transport Business -> Profit is Rs. 3500 PM for heavy vehicles and Rs. 3150 PM for Light Vehicles, provided if total no. of vehicles are not exceeding 10 during the previous year.
u/s 44AF -> Retail Business -> % of profit 5% of total turnover, provided total turnover is not exceeding Rs. 40,00,000 per annum during the previous year.
Other are applicable for Non-resident like 44ABB etc.