Year 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 Month Select January Feburary March April May June July August September October November December Notice of change in ITIS Default Effective Rate for 2008 Date06 December 2007 IMPORTANT NOTICE TO EMPLOYERSThe default ITIS effective rate increases from 15% to 20%, with effect ...