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Overview
In March 2016 the France National Institute of Statistics and Economic Studies (INSEE) rebased (re-referenced) the France Consumer Price Index: Excluding Tobacco (FRCPXTOB Index) to July 2015 = 100. The official announcement is available here:
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Processing
To properly account for French ILBs that span rebasing, the base 2015 FRCPXTOB Index security must be loaded with adjusted CPIs prior to March 2016. These rates will be calculated out to 5 decimal places rather than 2 as published. CPI values for March 2016 and all subsequent months can be loaded directly as published to 2 decimal places.
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