The January 2011 Brazilian real futures and options termination of trading day is changed from Friday, December 31, 2010, to Thursday, December 30, 2010, given notification from the Central Bank of Brazil (Banco Central do Brasil) of its procedures for determination of the end-of-month spot "PTAX Rate." On Wednesday, December 15, 2010, the Central Bank of Brazil (Banco Central do Brasil) confirmed that the end-ofmonth spot "PTAX Rate" that it will publish on Friday, December 31, 2010, will be the same rate as determined and published on Thursday, December 30, 2010. CME uses the reciprocal of the end-of-month "PTAX Rate" to cash settle expiring Brazilian real futures and options contracts. The contracts are listed by and subject to the rules of CME. The CFTC has been notified of this change.