11. (1) A measuring instrument is verified when it does not already bear an inspector's mark or a licensee's mark and an inspector—
(a) is satisfied that the instrument complies with the requirements for verification specified in section 13; and
(b) marks the instrument with the inspector's mark.
(2) A measuring instrument is re-verified when it already bears an inspector's mark or a licensee's mark and an inspector—
(a) is satisfied that the instrument complies with the requirements for re-verification specified in section 13;
(b) obliterates the inspector's mark or licensee's mark that the instrument already bears; and
(c) marks the instrument with the inspector's mark.