Savings accounts as legal investments and security

(1) Administrators, executors, custodians, personal representatives, conservators, guardians, trustees, and other fiduciaries of every kind and nature, insurance companies, business and manufacturing companies, banks, trust companies, credit unions, and other types of similar financial organizations, charitable, educational, eleemosynary, and public corporations, funds, and organizations, and municipalities and other public corporations, and governmental bodies and public officials are specifically authorized and empowered to invest funds held by them, without any order of any court, in deposit accounts of associations which are under state supervision and in deposit accounts of federal associations organized under the laws of the United States and under federal supervision, and these investments are legal investments for these funds. However, the investment of public funds is subject to the same requirements relating to the deposit and pledge of securities to secure these investments as may be provided by law or regulation with respect to the deposit of these funds in banks, except to the extent that these savings accounts may be insured. (2) Whenever as provided by law, a deposit of securities is required for any purpose, the savings accounts and accounts made legal investments by this section are acceptable for these deposits to the extent the savings accounts and accounts made legal by this section are insured. Whenever as provided by law, a bond is required with security, the bond may be furnished, and the savings accounts and accounts made legal investments by this section in the amount of the bond when deposited therewith are acceptable as security without other security. (3) The provisions of this section are supplemental to any other laws relating to and declaring what are legal investments for the individuals, fiduciaries, corporations, organizations, funds, municipalities, governmental bodies, and officials referred to in this section and are supplemental to the laws relating to the deposit of securities and the making and filing of bonds for any purpose.