(1) There is a produce account in the state special revenue fund. All inspection and license fee revenue authorized and collected under this part must be deposited in the account to the credit of the department.
(2) Money received as revenue under this part that is not immediately required for the purposes of this part must be invested under provisions of the unified investment program established in Title 17, chapter 6, part 2. All interest earned on the account must be deposited in the account.