principal councilmeans a district council, a county council, a London Borough Council, the Common Council of the City of London or the Council of the Isles of Scilly.”
the 1993 Regulationsmeans the Council Tax (Alteration of Lists and Appeals) Regulations 1993.
the Non–Domestic Rating Regulationsmeans the Non–Domestic Rating (Altera– tion of Lists and Appeals) Regulations 1993;
the principal Regulationsmeans the Valuation and Community Charge Tribunals Regulations 1989;