Except as provided by Section 1558.5, all money in the Unemployment Administration Fund shall be expended solely for the purpose of defraying the cost of the administration of this division, including, but not limited to, payments authorized under Sections 1786 and 1788, and for no other purpose whatsoever, and all money, except money received pursuant to Section 1528.5, received from the federal government for the fund pursuant to Section 302 of the Social Security Act shall be expended solely for the purposes and in the amounts found necessary by the Secretary of Labor for the proper and efficient administration of this division.