(1) For the purposes of RCW 48.12.460(3), a "qualified United States financial institution" means an institution that:

(a) Is organized or (in the case of a United States office of a foreign banking organization) licensed, under the laws of the United States or any state thereof;

(b) Is regulated, supervised, and examined by United States federal or state authorities having regulatory authority over banks and trust companies; and

(c) Has been determined by either the commissioner or the securities valuation office of the national association of insurance commissioners to meet the standards of financial condition and standing as are considered necessary and appropriate to regulate the quality of financial institutions whose letters of credit will be acceptable to the commissioner.

(2) A "qualified United States financial institution" means, for the purposes of those provisions of this subchapter specifying those institutions that are eligible to act as a fiduciary of a trust, an institution that:

(a) Is organized, or, in the case of a United States branch or agency office of a foreign banking organization, licensed, under the laws of the United States or any state thereof and has been granted authority to operate with fiduciary powers; and

(b) Is regulated, supervised, and examined by federal or state authorities having regulatory authority over banks and trust companies.