It shall be the duty of the state treasurer to collect the interest, or other income on, and the principal of the securities held in his or her custody pursuant to RCW
43.84.041 as the said sums become due and payable, and to pay the same when so collected into the respective funds to which the principal and interest shall accrue, less the allocation to the state treasurer's service account [fund] pursuant to RCW
43.08.190 and the state investment board expense account pursuant to RCW
43.33A.160.