When I was going thro a book, I noticed that Chola kingdom levied taxs on Beggers and Devadasis, who at famine time gave grains that they had and varahans too to buy grains!
Romila Thapar, K.K.Pillai and A.k.N.shasthri, have said that agriculyurists were taxe up to 40%. Traders were levied 30% excise for moving grains with in th Kigdom