(b) A provision that all loans under the policy, including outstanding loans, shall bear interest at a variable rate (not exceeding eight per cent (8%) per annum), specified from time to time by the insurer. The effective date of any increase in such variable rate shall be not less than one (1) year after the effective date of the establishment of the previous rate. If the interest rate is increased, the amount of such increase shall not exceed one per cent (1%) per annum. The variable rate may be decreased without restriction as to amount or frequency. With respect to policies providing for a variable rate, the insurer shall,
1. when a loan is made and when notification of interest due is furnished, give notice of the variable rate currently effective;2. as to any loans outstanding forty (40) days before the effective date of any increase in the variable rate, give notice of any such increase at least thirty (30) days before such effective date; and3. as to any loans made during the forty (40) days before the effective date of the increase, give notice of such increase when the loan is made. Every such notice shall be given as directed by the policy owner and any assignee as shown on the records of the insurer at its home office.