Convention registration is available at the ACB website.  Below are links to the online registration forms.

Note: You must be an ACB Member to participate in the convention. ACB Member Bands are able to send four non-members from their band as if they were an ACB Member. To register this way ensure that you have your band’s permission to use on of their four slots and then use the Non-Member registration form below.

Main Registration Form

Registration Form for Non-Members registering under their ACB Member Band.
(If you are not one of the first four non-members registering under your member band, you will be required to join ACB as an individual prior to the convention)

Register by Mail
Download Registration Form

Image courtesy of Paul Lewis