With the exception of investments made in accordance with paragraphs (1) and (2) of subsection (a) and subsection (b) of Code Section 33-21-8, the investable funds of a health maintenance organization shall be invested only in securities or other investments permitted by the laws of this state for the investment of assets constituting the legal reserves of life insurance companies or such other securities or investments as the Commissioner may permit. The investments shall be subject to the same terms, conditions, and limitations which apply to life insurance companies.