Where the whole or part of a dwelling-house let under a protected shorthold tenancy has been sublet at any time during the continuous period specified in subsection (3) below, and, during that period, the landlord becomes entitled, as against the tenant, to possession of the dwelling-house, he shall also be entitled to possession against the sub-tenant and section 137 of the 1977 Act shall not apply.
A protected shorthold tenancy of a dwelling-house and any protected tenancy of the same dwelling-house granted during the continuous period specified in subsection (3) below shall not be capable of being assigned, except in pursuance of an order under—.
The continuous period mentioned in subsections (1) and (2) above is the period beginning with the grant of the protected shorthold tenancy and continuing until either—