s 143C Change of landlord
(1) A tenancy continues to be a demoted tenancy for the duration of the demotion period if— (a) at the time the demoted tenancy is created the interest of the landlord belongs to a local housing authority or a housing action trust, and (b) during the demotion period the interest of the landlord transfers to another person who is a local housing authority or a housing action trust. (2) Subsections (3) and (4) apply if— (a) at the time the demoted tenancy is created the interest of the landlord belongs to a local housing authority or a housing action trust, and (b) during the demotion period the interest of the landlord transfers to a person who is not such a body. (3) If the new landlord is a private registered provider of social housing, a registered social landlord or a person who does not satisfy the landlord condition the tenancy becomes an assured shorthold tenancy. (4) If the new landlord— (a) is neither a private registered provider of social housing nor a registered social landlord, and (b) satisfies the landlord condition, the tenancy becomes a secure tenancy. (5) The landlord condition must be construed in accordance with section 80 of the Housing Act 1985.