Motor Vehicle
Motor Vehicle taxes are based on active registration dates for any vehicles owned during the previous calendar year. For example, the bill for the fiscal year starting July 1, 2021 and ending June 30, 2022 (mailed in July 2021) reflects the number of days a given vehicle’s license plate was registered in South Kingstown during the period January 1, 2020 to December 31, 2020. 

Wastewater (Sewer) 
Wastewater bills are mailed on or before September 15th each year, and cover the period July 1st to June 30th (for minimum in advance). Wastewater bills can be paid in full by October 15, or can be paid in 2 installments: installment 1 due on or before October 15^th, and installment 2 due on or before January 15th.

Water 
Water bills are sent on a quarterly basis as follows:
Quarter 1, for the period July 1 through September 30: Bill Date October 15, Due Date November 15 
Quarter 2, for the period October 1 through December 31: Bill Date January 15, Due Date February 15
Quarter 3, for the period January 1 through March 31: Bill Date April 15, Due Date May 15 
Quarter 4, for the period April 1 through June 30: Bill Date July 15, Due Date August 15