http://www.legislation.gov.uk/wsi/1999/3454/regulation/3The Non-Domestic Rating (Chargeable Amounts) (Wales) Regulations 1999 (revoked)Business ratesRATING AND VALUATION, WALESStatute Law Database2022-08-30Expert Participation2016-12-31. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .The relevant period and the relevant dayF13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .