A. 
Any drain (including indoor drains and sinks), or conveyance whether on the surface or underground, that allows any nonstormwater discharge including sewage, process wastewater, and wash water to enter the municipality's separate storm sewer system or waters of the commonwealth is prohibited.
B. 
Any drain or conveyance connected from a commercial or industrial land use to the municipality's separate storm sewer system, which has not been documented in plans, maps, or equivalent records, and approved by the municipality is prohibited.
C. 
No person shall allow, or cause to allow, discharges into the municipality's separate storm sewer system or into surface waters of the commonwealth, which are not composed entirely of stormwater, except as provided in Subsection D below, and discharges allowed under a state or federal permit.
D. 
The following discharges are authorized unless they are determined to be significant contributors to pollution to the waters of the commonwealth:
(1) 
Discharges from firefighting activities.
(2) 
Potable water sources, including dechlorinated waterline and fire hydrant flushings.
(3) 
Irrigation drainage.
(4) 
Air-conditioning condensate.
(5) 
Springs.
(6) 
Water from crawl space pumps.
(7) 
Pavement wash waters where spills or leaks of toxic or hazardous materials have not occurred (unless all spill material has been removed) and where detergents are not used.
(8) 
Flows from riparian habitats and wetlands.
(9) 
Uncontaminated water from foundations or from footing drains.
(10) 
Lawn watering.
(11) 
Dechlorinated swimming pool discharges.
(12) 
Uncontaminated groundwater.
(13) 
Water from individual residential car washing.
(14) 
Routine external building washdown (which does not use detergents or other compounds)
(15) 
Diverted stream flows.
E. 
In the event that the municipality or DEP determines that any of the discharges identified in Subsection D significantly contribute to pollution of waters of this commonwealth, the municipality or DEP will notify the responsible person(s) to cease the discharge.
F. 
Upon notice provided by the municipality or PADEP under Subsection E, the discharger will have a reasonable time, as determined by the municipality or PADEP, to cease the discharge.
G. 
Nothing in this section shall affect a discharger's responsibilities under commonwealth law.
Roof drains and sump pumps shall discharge to infiltration areas, vegetative BMPs, or pervious areas to the maximum extent practicable.
A. 
No person shall modify, remove, fill, landscape, or alter any existing stormwater BMP, facilities, areas, or structures unless it is part of an approved maintenance program, without the written approval of the municipality.
B. 
No person shall place any structure, fill, landscaping, or vegetation into a stormwater BMP, facilities, areas, structures, or within a drainage easement which would limit or alter the functioning of the BMP without the written approval of the municipality.