Differences between the ratings.

U & PG


Can be more frightening but still cannot be prolonged and fantasy is treated less strictly.

The themes at PG can be a little more mature, but the nature of how they are presented is still very mild.

Stronger violence, but still will not focus on detail. Must be justified by it's context.Sexual content can be allowed more at PG however its treatment is still discreet and infrequent.
At PG mild drug use/reference is more acceptable but still must carry an anti-drug message overall.
Discriminatory language can be used at PG however must have an educational or historical context.
No drug references in both these ratings.

PG & 12A


Stronger violence accepted without strong detail. 
Nudity is allowed but must still be brief and discreet.

Moderate physical and psychological threat may be permitted at 12A but cannot be sustained.
Imitable behaviour accepted. Glamorisation of weapons still not permitted. 
Moderate language permitted. 

Discriminatory language/behaviour is stronger but must not be encouraged.
Drug mis-use can be shown at 12A [it cannot at PG]  but must be infrequent and not glamorised.

12A/12 & 15

Horror can be stronger and more threatening. 
Glamorisation of easily accessible weapons is not acceptable.
Nudity is more acceptable. Can be shown in a sexual context but not with strong detail.
Strong verbal references to sexual behaviour.

Language is more frequent and stronger however, context is important.

Drug references are shown, but anti-drug message still enforced. 

15 & 18 

Risk of harm to society is not acceptable.
Sexualised violence is allowed at 18.
Can include sexual relationships. 
Clear images of real sex is not permitted at 18.

18 - R18

Cannot breach any criminal laws.
Sexually abusive behaviour is not acceptable. 
Real sex is allowed at R18.