For purposes of § 17-322(b) of this subtitle, it is not a material fact relating to property offered for sale or lease that: an owner or occupant of the property is, was, or is suspected to be: infected with human immunodeficiency virus; or diagnosed with acquired immunodeficiency syndrome; or a homicide, suicide, accidental death, natural death, or felony occurred on the property. It is not grounds for a disciplinary action against a licensee under this subtitle, that a licensee did not disclose to a prospective purchaser or lessee, a fact contained in subsection (a) of this section. A licensee may not be held personally liable for failure to disclose a fact contained in subsection (a) of this section.