(A)   No person or persons shall engage in, participate in, aid, form, or start any parade unless a parade permit has been obtained from an authorized city official.
   (B)   This subchapter shall not apply to:
      (1)   Funeral processions;
      (2)   Students going to and from school classes or participating in educational activities, providing the conduct is under immediate direction and supervision of the proper school authorities;
      (3)   A governmental agency acting within the scope of its functions.
Penalty, see § 71.99