A local authority may designate a street in its area as a high street for the purposes of this Part if it considers that the street is important to the local economy because of a concentration of high-street uses of premises on the street.
A local authority may designate an area within its area as a town centre for the purposes of this Part if—
A street or area is not to be designated, however, if the authority considers that its importance derives principally from goods or services purchased in the course of business.
A designation under this section may be varied or withdrawn at any time.
A local authority must maintain and make available to the public a list describing, and a map showing, any designations under this section that are in force in its area.
A designation under this section is a local land charge.
In this Part—
"designated high street" means a street for the time being designated under subsection (1);
"designated town centre" means an area for the time being designated under subsection (2).