Ordinance No. 4552 - 2012 - AN ORDINANCE AMENDING SECTIONS 13.28.010 (DEFINITIONS), 13.28.020(b) (EXEMPTIONS), 13.28.020(c) (REQUIREMENTS), 13.28.030(e)(4) (POST-CONSTRUCTION REQUIREMENT OF PERMANENT BMPs), AND 13.28.040(b) AND (c) (ENFORCEMENT), OF THE