55Matters to be stated in certificates

#### 55 Matters to be stated in certificates A certificate must state: (a) the name and address of the certifying authority; and (b) that the reference material is certified: (i) if a certifying authority certified the material—by the certifying authority; or (ii) if a certifying authority supervised certification of the material—under the supervision of the certifying authority; and (c) the date of certification; and (d) the name or description of the reference material; and (e) the certified property values of the reference material and their uncertainties and level of confidence; and (f) the date on which the property values of the reference material were established for certification of the material; and (g) a description of the reference material by reference to: (i) the identifying mark on, or attached to, the material under regulation 48; and (ii) the batch number (if that number is not the same as the number mentioned in that regulation); and (h) information about the storage and transportation of the reference material including, if appropriate, their effect on the stability of the material and on the validity of: (i) the certification; and (ii) the certified property values and the uncertainties of those values; and (i) the period, from the date of certification, for which the certificate is given; and (j) any other matter about the reference material that the Chief Metrologist determines under paragraph 52(1)(b) should be stated in certificates of the same kind as the certificate.