The sources of the UK constitution are as follows:

1. Statutes
2. The Meghna Carta,1215
3. The Petition of Right,1628
4. The Bill of Right,1689
5. The Act of Settlement,1700
6. Acts of Union with Scotland 1706, Ireland 1700
7. The Parliament Acts 1911 and 1949
8. The European Committees Act 1922
9. The Human Rights Act 1998
10. The House of Lords Act 1999
11. Royal Prerogatives
12. Judicial Precedent
13. Custom
14. Common Law
15. Conventions