This table shows the breakdown of the differences between the CPI and the RPI. In terms of commodity coverage, CPI excludes a number of items that are included in RPI, mainly related to housing. These include council tax and a range of owner-occupier housing costs such as mortgage interest payments, house depreciation, buildings insurance, estate agents' and conveyancing fees.
The CPI covers all private households, whereas RPI excludes the top 4% by income and pensioner households w... [more]