Garbage, refuse and other solid and liquid wastes shall be collected and stored at the mobile food vending unit while the unit is in use and removed from the unit and disposed of so as to prevent a nuisance.
(a) Collection and disposal. Mobile food vending permittees and licensees shall collect garbage, refuse and other solid and liquid wastes at the vending site in a vermin-proof receptacle and remove and dispose of the receptacle at the mobile vending unit's commissary or other facility authorized by the Department. Solid and liquid waste shall not be discarded on public streets or sidewalks or in a public litter basket placed on the streets by the Department of Sanitation, or any other person or entity.
(b) Liquid wastes and sewage holding and disposal. Sewage and liquid wastes shall be stored in a permanently installed holding tank that has at least 15 percent greater capacity than the water supply tank in a manner that protects the vending location, personnel and contents within the mobile food vending unit from contamination. All plumbing shall be constructed and maintained so as to prevent contamination of or contact with the potable water supply, food, equipment, utensils, food contact surfaces and non-food contact surfaces, employees and patrons. All sewage and liquid waste shall be disposed of at the mobile food commissary or a sewage disposal system constructed and operated in a manner acceptable to the Department.
(c) Debris and consumer litter. The operator of a mobile food vending unit is responsible for and shall remove and clean solid and liquid wastes, debris and food spillage caused by the operation of the unit and consumer littering adjacent to the mobile vending food vending unit.
(d) Enforcement. In addition to authorized officers, employees and agents of the Department, authorized officers, employees and agents of the City Department of Sanitation, may order cleanup of wastes and issue summonses and notices of violations for violations of subdivisions (a) and (c) of this section.