Where a secure tenancy ("the first tenancy") is a tenancy for a term certain and comes to an end—
a periodic tenancy of the same dwelling-house arises by virtue of this section, unless the tenant is granted another secure tenancy of the same dwelling-house (whether a tenancy for a term certain or a periodic tenancy) to begin on the coming to an end of the first tenancy.
Where a periodic tenancy arises by virtue of this section—
except that the terms are confined to those which are compatible with a periodic tenancy and do not include any provision for re-entry or forfeiture.