billing authoritymeans a Welsh billing authority;
demand noticemeans a council tax demand notice within the meaning of Part V of the Administration Regulations which is served by a billing authority;
the 1988 Actmeans the Local Government Finance Act 1988;
the 1992 Actmeans the Local Government Finance Act 1992;
the Administration Regulationsmeans the Council Tax (Administration and Enforcement) Regulations 1992;