Printer friendly version Related Files File 14 October 2010 Measurement Error Closure File 31 August 2010 Significant Measurement Error Report File 16 October 2009 Measurement Error Update File 19 April 2010 Response to British Gas Trading Significant Measurement Error Issue Note File 13 April 2010 British Gas Trading Significant Measurement Error Issue Note File 11 September 2009 Measurement Error Notification Download All Files