(b) The commission shall consider extending, by rule, the awarding of alternative and renewable energy resource credits in accordance with the provisions of section four of this article to electric distribution companies or electric generation suppliers other than electric utilities. As part of its investigation, the commission shall examine any modifications to the statutory and regulatory structure necessary to permit the participation of such nonutility generators in the system of tradable credits authorized by this article. If the commission determines that statutory modifications to this article or other provisions of this code are necessary to permit such participation, the commission shall notify the Governor and the Legislature of the findings of its investigation and proposed legislation necessary to effectuate its recommendations.