Sec. 6. (a) A decision of the entity designated or established under the ordinance or resolution that establishes a program is final as to the following:
(1) The eligibility of a measure or a suggestion for an award.
(2) The amount of an award.
(b) An employee of a political subdivision that establishes a program under this chapter is not entitled to an award other than is provided in this chapter and under the ordinance or resolution that establishes a program.