§ 10.206 SCHOOL BUILDINGS AND GROUNDS.
   (A)   No person shall mark with ink, paint, chalk or other substance, or post handbills on, or in any other manner deface or injure fences, trees, lawns or fixtures appurtenant to or located on the site of such buildings, or post handbills on such fences, trees or fixtures. No signs shall be placed or posted anywhere on any such site without the express permission of school authorities.
   (B)   No person in any school building or on any school property or grounds shall make or assist in making any noise, disturbance, diversion or activity by which peace, quiet and good order are disturbed.
   (C)   No person in any school building or on any school property or grounds shall engage in, threaten to engage in or assist in engaging in any riot, fight, brawl, tumultuous conduct or act of violence.
   (D)   No person shall use foul, offensive, obscene or indecent language in any school building or on any school property or grounds.
   (E)   No person shall, in any school room or in any building or on the premises adjacent to the same, disturb or interrupt the peace and good order of such school while in session. Any person not in immediate attendance in such school and being in such building or upon the premises belonging thereto who shall conduct or behave himself so as to disturb the peace or good order of such school, or who upon the request of a teacher of such school or the person in charge thereof to leave said building or premises, shall neglect or refuse to do so, shall be in violation of this section.
(`77 Code, § 10.206) Penalty, see § 10.401