(a) General rule.--The department on State-designated highways and a local authority on highways within the local authority's jurisdiction may designate a crossing within the jurisdiction as a golf cart crossing with official traffic-control devices for the crossings.

(b) Posting notices.--Adequate notice of golf cart crossing designations shall be sufficiently and prominently displayed.

(c) Golf cart crossing costs.--If a golf cart crossing is beneficial to residents of a homeowners association, a private college or other private entity, the homeowners association, private college or other private entity shall be responsible for costs incurred by the department or political subdivision.

(d) Liability.--Liability may not be imposed on the department or any other State agency or any political subdivision of this Commonwealth as a result of designating any crossing over any highway as a golf cart crossing as provided under subsection (a).