The two main types of institutions who have the authority to make law are:
Parliament (through legislature)
Courtsoflaw (civil + criminalcaselaw)
The UK is divided into three main jurisdictions with separate courts:
England and Wales
NorthernIreland
Scotland
Sources of legislation include:
UK parliament (sitting at Westminister)
Scottish parliament (sitting at Holyrood)
Non-UK sources (EU)
Some laws of the EU which applied directly or indirectly to the UK were retained as a form of novel domestic legislation known as 'retained EU legislation' termed 'assimilated law'.
A: Court of Session (Outer house)
B: Sherrif Court
C: Sheriff Appeal Court
D: Court of Session (Inner house)
E: Supreme Court
English cases have 'persuasive'authority when considering identical points in Scottish court