All claims against a drainage district shall be verified as required in the case of claims against counties, and the directors and secretary of the drainage district are authorized to administer oaths to the parties verifying said claims. The district treasurer shall keep a register in which he shall enter each warrant presented for payment, giving the date and amount of the warrant, to whom payable, the date of the presentation for payment, the date of payment, and the amount paid, and all warrants shall be paid in the order of their presentation for payment to the district treasurer and when paid shall be canceled across the face. All warrants shall be drawn payable to the claimant or bearer.
C.R.S. § 37-22-106