The Consumer Price Index (CPI) calculates changes in prices of selected number of good and services for given period of time in the British economy .
This consumer price index report is scheduled to release at 8:30 (GMT) in the mid of every month after the reporting month
Source of report : Office for National Statistics
Web Address : http://www.statistics.gov.uk/
Address of release : http://www.statistics.gov.uk/instantfigures.asp