"Umpires Adrian Holdstock from South Africa, and Rob Bailey from England, are presently in India to officiate in the Ranji Trophy knockout matches, under the Umpires Exchange Programmes that the BCCI has signed with Cricket South Africa and the England and Wales Cricket Board respectively," BCCI Secretary Sanjay Jagdale said in a statement.
Holdstock will be one of the umpires in the Ranji quarterfinal between Mumbai and Baroda, to be played at Mumbai, from January 6 to 10.
Bailey will officiate in the quarterfinal between UP and Services, to be played at Indore on the same dates.
Both umpires will subsequently officiate in the Ranji semi-finals.