The Income Tax department on Saturday released all e-filing forms for the assessment year 2018-19. The department has set the last date for filing income tax returns on July 31. The Central Board of Direct Taxes (CBDT) started releasing new Income Tax Returns (ITR) forms last month. The CBDT has classified the forms into seven types- ITR 1,2,3,4,5,6 and 7 depending on individual taxpayer, HUF, partnership, or firm.