(1) An appointment as a verifying authority must state:
(a) the kind or kinds of reference standards of measurement and physical quantities of artefacts (if any) to which the appointment applies; and
(b) the range of denominations of standards of measurement and physical quantities of artefacts (if any) that may be verified by the appointee; and
(c) the least uncertainty with which standards of measurement and physical quantities of artefacts (if any) may be verified by the appointee.
(2) A verifying authority may arrange for the testing needed for verification of a standard of measurement or physical quantity of an artefact to be conducted by another body or person under the supervision of the authority.