When a demand is made upon a city, town, town school district, or incorporated village for payment of an execution issued against it, and funds are not available in its treasury to pay the same, the mayor and board of aldermen, selectboard, or trustees shall forthwith assess a tax upon the grand list of the city, town, town school district, or incorporated village, sufficient to pay such execution with the charges and 12 percent interest thereon, and cause the same to be collected within 60 days.