(a) An association may invest money from a mortuary fund only in securities and investments that are a legal investment for the reserve funds of a domestic life, accident, and health insurance company operating under Chapter 841.
(b) An association may invest money from an expense fund only in securities and investments that are a legal investment for the surplus funds of a domestic life, accident, and health insurance company operating under Chapter 841.

(c) An association may invest surplus funds belonging to the association only in securities that are a legal investment for the surplus funds of a domestic life, accident, and health insurance company operating under Chapter 841.