United Kingdom of Great Britain and Northern Ireland
Part 2 Arrest and delivery of persons
Supplementary provisions
23 Provisions as to state or diplomatic immunity
(5) The power conferred by section 1 of the United Nations Act 1946 (c. 45) (power to give effect by Order in Council to measures not involving the use of armed force) includes power to make in relation to any proceedings such provision corresponding to the provision made by this section in relation to the proceedings, but with the omission—
(a) in subsection (1), of the words “by reason of a connection with a state party to the ICC Statute”, and
(b) of subsections (2) and (3),
as appears to Her Majesty to be necessary or expedient in consequence of such a referral as is mentioned in article 13(b) (referral by the United Nations Security Council).
EDIT.