Maine Revised Statutes Title 30-A. Municipalities and Counties § 5713. Corporate securities

1. Corporate bonds. The bonds and other obligations of any United States or Canadian corporation, provided that the securities are rated within the 3 highest grades by any rating service approved by the Superintendent of Financial Institutions and are payable in United States funds. Not more than 2% of the total assets of the permanent reserve fund, permanent trust fund or other permanent fund being invested may be invested in the securities of any one such corporation;

2. Maine corporate bonds. The bonds and other obligations of any Maine corporation, actually conducting in this State the business for which that corporation was created, which, for a period of 3 successive fiscal years or for a period of 3 years immediately preceding the investment, has earned or received an average net income of not less than 2 times the interest on the obligations in question and all prior liens or, in the case of water companies subject to the jurisdiction of the Public Utilities Commission, an average net income of not less than 1 1/2 times the interest on the obligations in question and all prior liens. Not more than 20% of the total assets of the permanent reserve fund, permanent trust fund or other permanent fund being invested may be invested in these securities of Maine corporations and not more than 2% of that fund in the securities of any single corporation; and

3. Maine corporate stocks. Maine corporate stocks which have the following characteristics.