§ "14. That sixpence shall be substituted for one penny as the stamp duty on policies of insurance against accident and policies of insurance for any payment agreed to be made during the sickness of any person or during his incapacity from personal injury, or by way of indemnity against loss of or damage to any property, and that twenty-five pounds per centum shall be substituted for five pounds per centum as the rate of stamp duty payable under any Act by way of composition in respect of the stamp duty on such policies."