(a) Except as provided by Subsection (b), a life insurance policy:
(1) must contain a provision for a grace period of at least one month for the payment of each premium after the first payment during which the policy remains in force; and
(2) may:
(A) provide for an interest charge on a premium paid during a grace period; or
(B) provide that if an insured dies during a grace period the overdue premium will be deducted from any settlement made under the policy.
(b) The commissioner by rule may require a life insurance policy issued under Section 884.402(3) to contain a grace period that is longer than the grace period required by this section.