ITR-1: For individuals being a resident (other than not ordinarily resident) having total income upto Rs.50 lakh, having Income from Salaries, one house property, other sources (Interest etc.), and agricultural income upto Rs.5 thousand.
ITR-2:: For Individuals and HUFs not having income from profits and gains of business or profession.
ITR-3:: For individuals and HUFs being partners in firms and not carrying out business or profession under any proprietorship
ITR-4:: For Individuals, HUFs and Firms (other than LLP) being a resident having total income upto Rs.50 lakh and having income from business and profession which is computed under sections 44AD, 44ADA or 44AE and agricultural income upto Rs.5 thousand.
ITR-5:: For persons other than individuals, HUF, companies and persons filing Form ITR-7
ITR-6:: For Companies other than companies claiming exemption under section 11
ITR-7:: For persons including companies required to furnish return under sections 139(4A) or 139(4B) or 139(4C) or 139(4D) or 139(4E) or 139(4F)