PAO TATNEFT v UKRAINE
[2021] 1 Lloyd's Rep. 240
QUEEN’S BENCH DIVISION(COMMERCIAL COURT)
Before Sir Smith
Arbitration – Enforcement of New York Convention award – Defence based on illegality of submission to arbitration – Whether respondent was estopped from relying upon the defence – Whether the respondent had waived the defence – Arbitration Act 1996, sections 73 and 103(2).