- The 'R18' category is a special and legally restricted classification primarily for explicit works of consenting sex or strong fetish material involving adults
- Films may only be shown to adults in specially licensed cinemas, and video works may be supplied to adults only in licensed sex shops
- 'R18' video works may not be supplied by mail order
The following content is not acceptable:
- any material which is in breach of the criminal law, including material judged to be obscene under the current interpretation of the Obscene Publications Act 1959
- material (including dialogue) likely to encourage an interest in sexually abusive activity (for example, paedophilia, incest or rape) whcih may include adults role-playing as non-adults
- the portrayal of any sexual activity which involves lack of consent (whether real or simulated). Any form of physical restraint which prevents participants from indicating a withdrawal of consent
- the infliction of pain or acts which may cause lasting physical harm, whether real or (in a sexual context) simulated. Some allowance may be made for moderate, non-abusive, consensual activity
- penetration by an object associated with violence or likely to cause physical harm
- any sexual threats, humiliation or abuse which does not fom part of a clearly consenting role-playing game. Strong physical or verbal abuse, even if consensual, is likely to be acceptable