This section applies if a person who has made an application mentioned in section 20(1)(a) appeals to the Secretary of State under section 20(2).
At any time before the end of the additional period the local planning authority may give the notice referred to in section 20(2).
If the local planning authority give notice as mentioned in subsection (2) that their decision is to refuse the application—
If the local planning authority give notice as mentioned in subsection (2) that their decision is to grant the application subject to conditions the Secretary of State must give the person making the appeal the opportunity—
The Secretary of State must not issue his decision on the appeal before the end of the additional period.
The additional period is the period prescribed for the purposes of this section and which starts on the day on which the person appeals under section 20(2).