(a) The policy must provide that premiums are payable in advance. The policy may provide that the premium is payable at the home office; it may provide that the premium is payable to an agent of the company; or it may provide that the premium is payable at the home office of the company or to an agent of the company.(b) The policy must provide that a receipt signed by one or more of the officers of the company will be delivered upon payment of the premium. The policy must designate the officers who may sign the receipt. Any manner of "designation" is acceptable if it will enable the policyholder to determine that the receipt has been signed by an authorized person.(c) A policy that permits a change in the manner of payment of premium (e.g., from annual to semiannual, quarterly, etc.):(1) may either specify the amount of premiums required for the periods authorized or the formula for the determination of such premiums; or(2) may define the amounts by appropriate reference to rates being charged at the date of issue.(d) The policy may provide that any unpaid premiums or installments at the end of the current policy year will be deducted from the proceeds payable on death.