(1) No student may live in an Educational Housing District in any dwelling which is in violation of the Zoning Code, including any dwelling in which more than three unrelated persons are living as a single household unit without a valid use registration permit. Nothing in this section shall relieve a property owner from any liability or duty to comply with any applicable provision of the Zoning Code and whenever a student is served with a notice of violation pursuant to this subsection, the property owner shall also be served with a notice of violation.