(a) Mutual assessment insurers are prohibited from transacting any insurance except the granting of indemnity against or providing benefits upon death, disability, or accident.
(b) No mutual assessment insurer shall transact property, casualty, surety, or industrial insurance.
(c) For the purposes of this chapter, an “industrial insurer” is an insurer which issues policies granting life, health, and accident indemnities, basing the benefits promised on the payment by the policyholder of a stipulated weekly premium.