A listing of the rule change proposals approved by the IAC Board of Directors appears below. Please note that these lists do NOT represent all rule changes which appear in the IAC Official Contest Rules each year. In addition to the proposals listed here, changes to CIVA regulations, changes to the Aresti Catalogue (Condensed), Board directives, and editorial clarification of existing rules, can all affect the final rules which appear in the current IAC Official Contest Rules book.
- 2024 Approved Rule Changes
- 2023 Approved Rule Changes
- 2022 Approved Rule Changes
- 2021 Approved Rule Changes
- 2020 Approved Rule Changes
- 2019 Approved Rule Changes
- 2018 Approved Rule Changes
- 2017 Approved Rule Changes
- 2016 Approved Rule Changes
- 2015 Approved Rule Changes
- 2013 Approved Rule Changes
- 2012 Approved Rule Changes
- 2011 Approved Rule Changes
- 2010: No changes
- 2009 Approved Rule Changes
- 2008 Approved Rule Changes
- 2007 Approved Rule Changes
- 2006 Approved Rule Changes
- 2005 Approved Rule Changes
- 2004 Approved Rule Changes
- 2003 Approved Rule Changes
- 2002 Approved Rule Changes
- 2001 Approved Rule Changes
