Section 15-6-444 - Correction of mistakes; payment of contractor(a) The governing body, by any subsequent proceedings, shall correct any mistakes, errors or irregularities in any of the proceedings mentioned in this chapter. (b) After any local improvements have been commenced, the city or town engineer shall prepare an estimate of the work done each month. The governing body shall order the recorder to draw a negotiable warrant in favor of the contractor upon the special assessment fund for an amount equal to ninety percent (90%) of the monthly estimate. The remaining ten percent (10%) shall be paid to the contractor upon completion and acceptance of the work. The warrants, payable only out of the special assessment fund, shall bear interest at the rate allowed on public warrants pursuant to W.S. 9-4-106.