(2)For the purposes of this section, in the case of risks for which premium can be ascertained in advance, the risk may be assumed not earlier than the date on which the premium has been paid in cash or by cheque to the insurer.Explanation.--Where the premium is tendered by postal money order or cheque sent by post, the risk may be assumed on the date on which the money order is booked or the cheque is posted, as the case may be.