Enlarge image | R-1111 (1/14) Interest Rate Schedule Collected on Unpaid Taxes Start Date End Date Interest Rate applicable January 1, 1990 December 31, 2005 1.25% per month Nonfinal Assessment 1.166% per month January 1, 2006 December 31, 2006 Final Assessment 1.25% per month from date tax obligation becomes final January 1, 2007 December 31, 2007 1.208% per month January 1, 2008 December 31, 2008 1.041% per month January 1, 2009 December 31, 2009 0.708% per month January 1, 2010 December 31, 2010 0.5625% per month January 1, 2011 December 31, 2011 0.5833% per month January 1, 2012 December 31, 2012 0.5833% per month January 1, 2013 December 31, 2013 0.5833% per month January 1, 2014 December 31, 2014 0.5833% per month You can now pay your Taxes by Credit Card over the internet or by phone. Visit www.revenue.louisiana.gov or call 1-800-2PAY-TAX (1-800-272-9829). |