The airline obtained a 43 per cent reduction on the current premium rates of the hull all risk, 33 per cent in aviation liability policy and a reduction of 65 per cent in the hull war rates. Besides, the overall combined single liability limit was raised from $ 1 billion to $ 1.5 billion at no additional cost. The combined effect of these reduced premium rates will result in saving of insurance premium expenditure to the extent of approximately Rs 15 crore, the airline said.