Paragraph 2

For the purposes of paragraph 1 above, for the first relevant year of the assistance for areas with high distribution costs scheme, the assistance amount shall have the value specified in the Energy Act 2004 (Assistance for Areas with High Distribution Costs) Order 2005 and for each subsequent relevant year the assistance amount shall be derived from the following formula:

A_{t} = A_{t - 1} (1 + \frac{{RPI}_{t}}{100})

where

A_t−1	represents the assistance amount in relation to the relevant year t-1.
RPI_t	means the percentage change (whether of a positive or a negative value) in the arithmetic average of the Retail Price Index figures published or determined with respect to each of the six months May to October (both inclusive) in relation to the relevant year t-1 and that are published or determined with respect to the same months in relation to the relevant year t-2.