CHAPTER VI
AGGREGATION OF INCOME AND SET OFF OR CARRY FORWARD OF LOSS
Submission of return for losses.
80. Notwithstanding anything contained in this Chapter, no loss which has not been determined in pursuance of a return filed in accordance with the provisions of sub-section (3) of section 139, shall be carried forward and set off under sub-section (1) of section 72 or sub-section (2) of section 73 or sub-section (2) of section 73A or sub-section (1) or sub-section (3) of section 74 or sub-section (3) of section 74A.