Part II of this subtitle does not apply to an elevator unit that is: except as provided in paragraphs (2) and (3) of this subsection, installed in a privately owned single–family residential dwelling; or installed in a building or structure under federal control or regulation. Part II of this subtitle applies to a cliffside elevator located on the property of a privately owned single–family residential dwelling. Sections 12–808 and 12–810 of this subtitle apply to an elevator unit installed on or after October 1, 2023, in a privately owned single–family residential dwelling. Except as provided in paragraph (2) of this subsection, §§ 5–205(j), 5–207, 5–214, 5–215, and 5–216 and Title 5, Subtitle 8 of the Labor and Employment Article apply to Part II of this subtitle. The penalties established under this subtitle and Title 5, Subtitle 8 of the Labor and Employment Article do not apply with respect to an elevator unit owned by a public body, as defined in § 5–101 of the Labor and Employment Article.