The Accounts Branch of TNEB vide circular Memo No.CFC/REv./FC/R/D.No. dated 5.1.2010 issued revised instruction. Accordingly, for the billing purpose, it was revised and grouped into two slots, viz., evening peak hours and other hours.  The 5 slots billing instruction issued earlier stood cancelled. The 3 slots procedures for the adjustment of wheeled units of wind / CPP for the industrial consumption will continue as in practice. The circular memo can be downloaded from the link http://www.simamills.com/downloads.asp