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National Grid

Annual Report and Accounts 2006/07

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Financial Statements

28. Trade and other payables

  2007
£m
2006
£m
Trade payables 1,246 1,313
Commodity contract liabilities 138 174
Social security and other taxes 108 147
Other payables 279 269
Deferred income 81 192
  1,852 2,095

Due to their short maturities, the fair value of trade and other payables approximates to their book value. Commodity contract liabilities are recorded at fair value. All other trade and other payables are recorded at amortised cost.

The carrying amounts of trade and other payables are denominated in the following currencies, which are the functional currency of the respective subsidiaries. Our exposure to US dollars forms part of our net investment in our US subsidiaries which is further described in note 23 (a). We do not have any other significant exposure to currency risk on these amounts.

  2007
£m
2006
£m
Sterling 1,287 1,449
US dollar 565 646
  1,852 2,095