From FY 2016-17 (AY 2017-18) the government has changed the ITRs

If you are a salaried person or having income from other sources or a house property you need to file ITR1

However, if your income from salary, other sources and 1 house property is more than 50 lacs you need to file ITR2

Further, if you have income from capital gains or foreign income or income from more than 1 house property also or if you are a partner of any firm you need to file ITR 2

If you have income from any business or profession you need to file ITR 3

If you are opting for presumptive taxation scheme then you need to file ITR 4

If you have brought forward capital loss and you are opting for Presumptive taxation scheme you need to file ITR 3 (Select the option no books of account required to be maintained).

Firms, LLPs, AOPs, BOIs need to file ITR 5

Companies (not claiming exemption) need to file ITR 6

Companies claiming exemption u/s 11 need to file ITR 7

Please note that ITR4s has been changed to ITR 4 and Previously ITR 4 has been changed to ITR 3

Please follow the link given below to know about ITR in detail: https://cleartax.in/s/which-itr-to-file