Any material contract between an insurer and suppliers of consulting, investment, administrative, sales, marketing, custodial, or other services with respect to variable life insurance operations shall:

1. (1) Be in writing; and
2. (2) Provide that the supplier of such services shall furnish the Insurance Commissioner with any information or reports in connection with such services that the commissioner may request in order to ascertain whether the variable life insurance operations of the insurer are being conducted in a manner consistent with this part and any other applicable laws or rules.