(a) The net income account is established in the Alaska heritage endowment fund. The net income account of the fund consists of
- (1) money and other assets given by persons to the fund whose placement in the principal of the fund is not required by AS 37.14.500(2); and
- (2) amounts earned on the investment of gifts, bequests, and contributions of cash or other assets whose placement in the principal of the fund is required under AS 37.14.500(2).