5 V.S.A. § 46

(a) The Board or the Agency may allocate the portion of the expense incurred by it in retaining additional personnel for the particular proceedings authorized in section 45 of this title to the company or companies involved in those proceedings. Periodically during the progress of the work of additional personnel, the Board or Agency shall render to the company detailed statements showing the amount of money expended or contracted for in the work of the personnel, which shall be paid by the company into the State Treasury at the time and in the manner as the Board or Agency may direct.

(b) When regular employees of the Board or Agency are employed in the particular proceedings described in section 45 of this title, the Board or the Agency may also allocate the portion of these costs to the company or companies involved in the proceedings. The costs of regular employees shall be computed on the basis of working days within the salary period. The manner of assessment and of making payments shall otherwise be as provided in subsection (a) of this section.