The court shall not entertain proceedings to which this section applies unless—
This section applies in relation to proceedings for an order mentioned in section 82(1A) other than—
A notice under this section shall—
Where the tenancy is a periodic tenancy and the ground or one of the grounds specified in the notice is Ground 2 in Schedule 2 (nuisance or other anti-social behaviour), the notice—
Where the tenancy is a periodic tenancy and Ground 2 in Schedule 2 is not specified in the notice, the notice—
If the proceedings are for a demotion order under section 82A the notice—
The date specified in accordance with subsection (3) (4) or (4A) must not be earlier than the date on which the tenancy could, apart from this Part, be brought to an end by notice to quit given by the landlord on the same date as the notice under this section.
Where a notice under this section is served with respect to a secure tenancy for a term certain, it has effect also with respect to any periodic tenancy arising on the termination of that tenancy by virtue of section 86; and subsections (3) to (5) of this section do not apply to the notice.
Regulations under this section shall be made by statutory instrument and may make different provision with respect to different cases or descriptions of case, including different provision for different areas.