Oregon Revised Statutes Aviation § 835.060

(1) All fees and other moneys received by the Oregon Department of Aviation under ORS chapter 835, 836 or 837, except moneys received under the provisions of ORS 835.025, 836.070 and 837.035, shall be paid into the State Treasury monthly. The State Treasurer shall credit such payments to the State Aviation Account in the General Fund. Moneys in the account are continuously appropriated to the department for the purpose of carrying out the provisions of this chapter. None of the funds in this section appropriated or hereafter made available for aviation purposes shall be expended upon any aviation project that is not carried out under the supervision and direction of the State Aviation Board. Fees paid into the account pursuant to ORS 837.045 shall be expended only for airport maintenance and capital construction and for payment of expenses of air search and rescue.

(2) The fiscal officer of the department shall keep a true and accurate account of all sums received and all vouchers issued by the department under this section.