Section 37-13-120 - Failure to pay installments; sale of property; return of sale; certificate of sale(a) The failure to pay any installment including interest when due shall cause all other installments and the interest thereon to become due and payable and the governing body shall, within thirty (30) days from the date of default, by general ordinance providing for the sale of the property, proceed against the property for the collection of the total amount due including interest plus five percent (5%) additional on unpaid principal and interest as penalties and costs of collection.(b) The governing body shall cause notice of sales for delinquent assessments and make the sales thereof in the same manner as is provided for sales of property by a treasurer of a city or town for delinquent assessments as provided in W.S. 15-6-410.(c) The governing body shall make a return of sale in the same manner as is provided in W.S. 15-6-411.(d) The governing body shall make out such a certificate and deliver the same as provided in W.S. 15-6-412 and said certificate and the lien thereof shall have the same validity and effect as provided therein.(e) The governing body shall be custodian of such certificates, may sell and transfer any such certificate and generally may act with the same powers and authority as provided in W.S. 15-6-412(b).