consent

r v slingsby

you can consent to assault and battery

pretty v uk

consent can never be used as a defence to murder

s18 oapa 1861/ r v leach

consent isnt a defense to a section 18

r v brown and others

generally consent isnt a defense to a crime under section 20 or 47

lawful exceptions to the general rule of section 20s

sport, surgery, tattooing, dangerous exhibitions, lawful correction

aitken

rough horseplay is a lawful exception

r v wilson

tattooing/branding is a lawful exception

r v olugboja

there must be true consent not just submission

gillick v west norfolk

a person can consent if they are Gillick competent with sufficient maturity, intelligence and understanding

r v newland

there must be genuine consent