A relevant application that would otherwise have to be made to the local planning authority may (if the applicant so chooses) be made instead to the Secretary of State if the following conditions are met at the time it is made—
Only prescribed descriptions of application may be specified in a designation under subsection (1).
In this section "relevant application" means—
but does not include an application of the kind described in section 73(1) or an application of a description excluded by regulations.
Where a relevant application is made to the Secretary of State under this section, an application under the planning Acts—
may (if the person so chooses) be made instead to the Secretary of State.
If an application ("the connected application") is made to the Secretary of State under subsection (3) but the Secretary of State considers that it is not connected with the relevant application concerned, the Secretary of State may—
The decision of the Secretary of State on an application made to the Secretary of State under this section shall be final.
The Secretary of State may give directions requiring a local planning authority or hazardous substances authority to do things in relation to an application made to the Secretary of State under this section that would otherwise have been made to the authority; and directions under this subsection—