Board Thread:Questions and Answers/@comment-24812295-20140413174156/@comment-86.29.7.17-20141119060706

Uskok wrote: Every tie-in material is canon until contradicted on-screen.

I assume the opposite, that all tie-in material in non-canon unless explicitly stated otherwise. That seems like a far safer way of doing things.

Yes, the quote is a little older than the last few posts, sorry. It's just I haven't heard of an official statement that says that, so I figure it's best to err on the side of caution.