When the promotion's name was changed to Zero1-Max in 2005, the championship title followed. On March 25, 2007, the title again switched its name, this time to the Zero1-Max International Championship; however, on June 13, 2007, the International title was apparently stricken from the record, and was reverted to the US title.
The promotion's name changed to Zero1-Max in 2005, and the championship title followed suit. In 2007, the title switched again to the Zero1-Max International Championship. However, in June 2007, the International title was removed from the record and reverted back to the US title.