If a film has not been submitted for a rating or is an uncut version of a film that was submitted, the labels Not Rated NR or Unrated UR are often used. Jack Valentiwho had become president of the Motion Picture Association of America in Maydeemed the Motion Picture Production Code — in place since and rigorously enforced rated mature movies — as out of date and bearing "the odious smell of censorship ". Archived from the original on February 2, The ratings used since are: Depictions rated mature movies violence are permitted under all ratings but must be moderated for the lower ones.
He felt that everyone understood what X-rated means, while fewer people understood what NC meant. We're heading towards an age when we don't need a mommy-like organization to dictate what our delicate sensibilities can and can't be exposed to. Move expected to clear the way for strong adult themes".
Motion Picture Association of America film rating system
The MPAA has consistently cited nationwide scientific polls rated each year by the Opinion Research Corporation of Princeton, New Jerseywhich show that parents find the ratings useful. To accommodate "the irresistible force of creators determined to make mature movies films' "and to avoid "the possible intrusion of government into the movie arena", he developed a set of advisory ratings which could be applied mature movies a film was completed. Depictions of violence are permitted under all ratings but must be moderated for the lower ones.