(1) There is created a restricted account known as the State Aircraft Restricted Account.
(2) The account consists of money generated from the following revenue sources:
(a) fees the department receives for use of state owned aircraft;
(b) appropriations to the account by the Legislature;
(c) contributions from other public or private sources for deposit into the account; and
(d) interest earned on money in the account.
(3) Upon appropriation by the Legislature, the department may use money in the account for the operation and maintenance of state owned aircraft.