Board Thread:General Discussion/@comment-25344655-20150815225311/@comment-26044791-20150816002448

Auraestus wrote: Aye, unless said thread is rated R, in which case it must say VERY clearly at the top, title, and bottom of the page.

Yep. Also having R rated material on a E or PG thread should be an instantly bannable offense. On a PG-13 you get a warning (any after that will result in a ban).