Apparently we have a new rule for the Death Note now!
Though I suppose he knows that the Death Note fandom hordes would descend with anal attention to detail, if he got something that fundamental wrong. Even for an off-the-cuff joke.
And for the record, yep. I had to look it up. -.-
However, I can confirm that rule LXVII of the Death Note is just as its US live action movie director stated: