23.—(1) A landlord of a sub-standard domestic PR property must not let the property unless regulation 25, or one or more of the exemptions in Chapter 4, applies.
(2) For the purposes of paragraph (1), “let the property” means—
(a)on or after 1st April 2018, grant a new tenancy which falls within section 42(1)(a) of the Act, or let the property on such a tenancy as a result of an extension or renewal of an existing tenancy, or
(b)on after 1st April 2020, continue to let the property on such a tenancy.