This excerpt taken from the AYE 10-K filed Mar 10, 2005.
XIII. Amendments and Modifications of This Code
Any amendments or modifications of this Code necessary to comply with any new or revised Legal Requirements may be made by the Companys General Counsel. There shall be no other amendment or modification of this Code except by a vote of the Board of Directors or a designated committee that will ascertain whether amendment or modification is appropriate. In the case of any amendment or modification of this Code that applies to a Senior Financial Officer, other than a technical, administrative or other non-substantive amendment, a notice of such amendment or modification briefly describing the nature of the amendment or modification will be posted on the Companys website within five days of the amendment or modification or will otherwise be disclosed as required by applicable Legal Requirements or New York Stock Exchange Rules. Notices shall remain posted for at least 12 months and shall be retained in the Companys files as required by law.