If the position of sealer cannot be filled by the board of supervisors or other appointing power or by the secretary as provided in Section 12201, then it shall be the duty of the secretary to perform the duties of sealer in the same manner, to the same extent, and with the same authority as if he or she had been the duly appointed sealer therein. The board of supervisors of the county shall reimburse the department for all

expenses incurred by the secretary in fulfilling his or her responsibilities under the provisions of this section.