As of January 1, 2011, the Secretariat for Accredited Standards Committee O5 (ASC O5) is the American Wood Preservers Association (AWPA). Information concerning all ASC O5 activities can be found at: http://www.asco5.org
The ATIS Document Center will continue to serve as the provider for ASC O5 standards and publications. You may access the Document Center at: http://www.atis.org/docstore/default.aspx.
A list of the ASC O5 standards and publications can be viewed by going to: http://www.atis.org/O5/docs.asp.