(1) A person, business, or other entity that owns, controls, or manages property and has the authority to prohibit weapons on that property by posting, pursuant to § 39-17-1359, shall be immune from civil liability with respect to any claim based on such person's, business's, or other entity's failure to adopt a policy that prohibits weapons on the property by posting pursuant to § 39-17-1359.
(2) Immunity under subsection (a) does not apply to a person, business, or other entity whose conduct or failure to act is the result of gross negligence or willful or wanton misconduct.