Where—
the court shall by order make a declaration to that effect.
Any application for an order under subsection (1) must be made not later than the end of the period of two months beginning with the date of the giving of the counter-notice to the tenant; and if, in a case falling within paragraph (a) of that subsection, either—
section 49 shall apply as if the landlord had not given the counter-notice.
If on any such application the court makes such a declaration as is mentioned in subsection (1), the tenant's notice shall cease to have effect on the order becoming final.
If, however, any such application is dismissed by the court, then (subject to subsection (5)) the court shall make an order—
Subsection (4) shall not apply if—
Subsection (3) of section 45 shall apply to any further counter-notice required to be given by the landlord under subsection (4) above as if it were a counter-notice under that section complying with the requirement set out in subsection (2)(a) of that section.