S. 143(3): Assessment-Person-Company-An Assessee to be assessed for income tax must be a person in existence-A company is a juridical person but the moment it is struck off from the Register of Companies and is dissolved, it ceases to exist and no assessment can be made against a dead person. [S. 2(31)(iii), 2(31(vii), 179,226(3) Companies Act, 1956, S.560(5), 560(7), Companies Act, 2013, S. 248, 250]