Which treaty supplies the diplomatic criminal-jurisdiction immunity in article 31 given force of law in…

Section 2 and the Schedule to the Diplomatic Relations (Vienna Convention) Act, 1972 give force of law to provisions of the "Vienna Convention on Diplomatic Relations, 1961." Its article 31 provides diplomatic criminal-jurisdiction immunity, article 32 permits waiver by the sending State, and the Act contains qualifications such as section 4. The "Hague Convention abolishing the requirement of legalisation for foreign public documents, 1961.", "Convention relating to the Status of Refugees, 1951." and "Vienna Convention on the Law of Treaties, 1969." are different treaties.