INTERNAL AIDS TO INTERPRETATION?
Internal aids are clues within the statute itself that may help to make its meaning clearer:
EXTERNAL AIDS TO INTERPRETATION?
External aids are materials which are outside a statute which judges may use, to help them interpret that statute:
WHAT IS THE IMPACT OF EU LAW ON STATUTORY INTERPRETATION?
Where the national law to be interpreted is based on European law, the English courts have to interpret it and propose of the European law: MARLEASING SA.
WHAT IS THE IMPACT OF THE HUMAN RIGHTS ACT 1998 ON STATUTORY INTERPRETATION?
S.3 of the HUMAN RIGHTS ACT 1998 says that, so far it is possible to do so, legislation must be read and given effect in a way which is compatible with the right in the European convention on Human Right.