18. In this Part—
“alteration” means alteration of a list in relation to a description of designated hereditaments, and
“alter” shall be construed accordingly;
“designated hereditaments” means any description of hereditaments whose rateable value is specified in or determined under an order under paragraph 3(2) of Schedule 6 to the Act;
“list”, unless the context otherwise requires, means a central non-domestic rating list;
“designated person”, in relation to an entry in a list, means the person designated by regulations under section 53 of the Act in relation to the class of hereditaments to which the entry relates; and
“relevant valuation and community charge tribunal” means the valuation and community charge tribunal established by regulations under Schedule 11 to the Act for the area in which a relevant designated person has its principal place of business in England and Wales.