http://www.legislation.gov.uk/nidsr/2000/0337010692/contents
The New Valuation List Order (Northern Ireland) 2000
RATES
Government Printer for Northern Ireland
2013-07-22
RATES
2001-04-01
This Order specifies the financial year ending on 31st March 2003 as a year in which a new valuation list is to be issued for rating purposes in Northern Ireland. Article 45(1) and (2) of the Rates (Northern Ireland) Order 1977 requires the new list to be issued on or before 31st December in that year and also provides that it shall come into force on 1st April 2003.
The New Valuation List Order (Northern Ireland) 2000