N.Y.C. Admin. Code § 28-205.1.2.3: § 28-205.1.2.3 Presumption of employment or agency.

Whenever there is evidence that a person was the manager, operator, or supervisor or, in any other way, in charge of the premises, at the time the violation occurred, such evidence shall be presumptive that he or she was an agent or employee of the owner and/or lessee of the building, structure, or premises.