Officially sanctioned [[SCRABBLE]]® play in Canada and the United States
must obey the '''Official Tournament Rules''', edited by the [[Rules Committee]].
See also: the NASPA [[Code of Conduct]], which took effect on July 1, 2009.
== Current Editions == === Effective June 16, 2011 ===
Several rules changes were published in the
are available for download and printing.
=== Effective February 2, 2010 ===
Several clarifications of our existing rules will go into effect February 2, 2010. There will also be several significant improvements, some of which include:
* [http://www.scrabbleplayers.org/wiki/images/a/a6/Naspa_rules_feb2010_printFinal.pdf Official Tournament Rules, February 2, 2010]
* [http://www.scrabbleplayers.org/wiki/images/e/eb/NASPA_Rules_Changes_feb2010.pdf List of Changes, February 2, 2010]
== Past editions ==
Information about past editions of the rules here
is given for archival interest.
=== Effective August 1, 2009 ===
Several rule changes came into effect on August 1, 2009. Please read the list of changes carefully.
* [http://www.scrabbleplayers.org/wiki/images/4/4d/NASPARulesChanges2009aug1.pdf List of Changes, August 1, 2009]
=== Effective February 9, 2009 ===
A rewritten version of rule III.A.2 took effect on February 9, 2009. Complete version of rules:
* [http://www.scrabbleplayers.org/wiki/images/a/aa/NSARules2009feb9.pdf NSA Official Tournament Rules, February 9, 2009]
=== Effective February 1, 2009 ===
A major rewrite of the tournament rules became effective February 1, 2009.
* [http://www.scrabbleassociation.com/rules/ NSA Official Tournament Rules, February 1, 2009]