No person shall allow, or cause to allow, stormwater discharges into any stormwater collection system within the Township which are not composed entirely of stormwater, except discharges allowed under a state or federal permit or as set forth below.
A. 
Roof drains shall not be connected to streets, sanitary or storm sewers, except as provided in § 280-34B.
B. 
When it is more advantageous to connect directly to streets or storm sewers, connections of roof drains to streets or roadside ditches may be permitted on a case-by-case basis by the Township, upon recommendation of the Township Engineer.
C. 
Roof drains shall discharge to infiltration areas or vegetative BMPs to the maximum extent practicable.