ITR Forms The CBDT has notified 7 types of ITR forms which are applicable for the assessment year 2018-19 in respect of income earned during the financial year 2017-18. ITR 1 (Sahaj), ITR 2, 3, 3 & 4 are applicable to individuals and HUFs. ITR 5 is applicable to firms including LLP,AOP, BOI, legal authority and artificial judicial person ITR 6 is applicable to companies, other than companies claiming exemption under section 11 ITR 7 is applicable to persons who are engaged in the business of charitable activities and are required to file their returns under section 139( 4A)to (4F) of the Act