தமிழ்நாடு மின்வாரிய ஜனதா தொழிலாளர் சங்கம் : Creation of 189 posts in various Sub-Stations and abolishing of 19 posts in various categories due to upgradation of 33/11 kV to 110 kV (Non-Grid) Sub-Station and 110/33-11 kV SS (NG) to Grid Sub-Station in various Distribution Circles