§ 122. Transmission of public moneys. The comptroller may make such regulations and give such directions from time to time, respecting the transmission to the treasury of moneys belonging to the state from the several county treasurers and other public officers as in his judgment is most conducive to the interests of the state. He may, in his discretion, audit, allow and cause to be paid the expenses necessarily incurred under or in consequence of such regulations and directions or so much thereof as he deems equitable and just.