The SCAA tweeted a link to the Roaster's Guild Roast Evaluation Form, it includes a section for roast defects:

http://roastersguild.org/PDF/Roast-Evaluation-Form.pdf

I also found this article which talks about the new form a bit, it looks like it'll be ready for prime time in 2016, if not sooner:

http://magazine.coffeetalk.com/april15-score-sheet