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Last Updated: 11/1/2017

Interest rates

​Year

​Interest Assessed on Unpaid Taxes

​Interest Paid

on Refunds

2017​​ 4% 4%
​2016 ​3% ​3%
2015 ​3% ​3%

2014

3%

3%

2013 3% 3%

2012​

3%​

3%​

2011

3%

3%

2010

3%

3%

2009

5%

5%

2008

8%

8%