(A) Fund established. There is hereby created a Municipal Court Building Security Fund. This fund shall be administered by or under the direction of the City Council.
(B) Fee assessed. All defendants convicted in a trial for a misdemeanor offense in the Harker Heights Municipal Court shall be required to pay, in addition to such other fines, fees and costs assessed, a $3 security fee as cost of court. A person is considered convicted for purposes of this section if a sentence is imposed on the person, the person receives community supervision, including deferred adjudication, or the court defers final disposition of the person's case. The security fee shall be collected by the Municipal Court Clerk and paid to the Harker Heights Director of Finance for deposit in the Municipal Court Building Security Fund.
(C) Fund purposes. The Municipal Court Building Security Fund may be used only to finance the following items when used for the purpose of providing security services for any buildings housing the Municipal Court of the city, including:
(1) The purchase or repair of x-ray machines and conveying systems;
(2) The purchase or repair of hand-held metal detectors;
(3) The purchase or repair of walk-through metal detectors;