(a) This chapter shall be known as "The York County Ordinance Regulating Conduct in the Public Areas of York County." It may be cited as the "Public Areas Ordinance."

(b) The purpose of this chapter is to provide rules and regulations for the use of, and conduct in, the public areas of York County, and thereby to secure and promote the health, safety and general welfare of all persons while within the public areas of the county.

(c) The provisions of this chapter shall apply in all public areas of the county, unless otherwise provided; however, that the provisions of this chapter requiring permits shall not apply to the following uses of public school property:

(1) Curricular and extracurricular activities approved by the York County School Board;

(2) Activities using school property by written permit of the York County School Board, or of the county for those public school facilities that the county, by agreement with the school board, may have the responsibility for scheduling the use thereof, unless otherwise provided by the terms of that permit;

(3) Activities of parent organizations such as the PTA, PTO, and boosters, which provide support for county schools, and which are formally acknowledged by the school board.