Prior to the adoption of Ord. 20495 on 12/07/2009, Section 16-276 read as follows.

    The provisions of division 1 of this article shall not apply to any junior or senior high school marching band practicing on school grounds between the hours of 6:30 a.m. and 8:30 p.m. during the academic school year.

(Ord. No. 14975, § 1, 9-3-96)