(a) There shall be a provision that a grace period of thirty (30) days, or, at the option of the insurer, of one (1) month of not less than thirty (30) days, shall be allowed within which the payment of any premium after the first may be made, during which period of grace the policy shall continue in full force.
(b) However, if a claim arises under the policy during that period of grace, the amount of any premium due or overdue may be deducted from the policy proceeds.