Here you can check your meter reading period.

 

Meter reading plan for the period January - December 2010
Month Meter Reading Date Household Customers January 04 - 25 January February 01 - 22 February March 01 - 25 March April 01 - 26 April May 03 - 25 May June 01 - 24 June July 01 - 26 July August 02 - 25 August September 01 - 24 September October 01 - 25 October November 01 - 24 November December 01 - 23 December

 

You will find the exact date of your meter reading period on your invoice for electric power.