These are brand new ordinances just passed in 2019:
i think the problem is with "section c"
Section P910612-FirearmsNo person shall, upon the property administered by the Commission:
(a)Possess, brandishor control any firearm, or weaponexcept those as allowedby the State of Michigan or Federal Statutes, unlessby prior written permission of the Commission,or as allowed by the Commission in designated areas.
(b) Discharge any firearm, or weapon except by prior written permission of the Commission,or as allowed by the Commission in designated areas.
(c)Carry a firearm or weapon onto the Commission properties were an admission fee is collected to enter the property, except by prior written permission of the Commission.
http://geneseecountyparks.org/wp-con...language-1.pdf