Thayaballi Mulla Jeevaji—hereinafter called the respondent—was a trader in Malabar produce, cloth, pepper and other commodities. For the assessment year 1945-46, the respondent submitted a return disclosing a net business loss of Rs. 7,960. The Income-tax Officer, Kozhikode, District Malabar, completed the assessment on March 29, 1946,