[This is a sample letter to Assistant Engineer for New electric meter for a newly built house. You should write appropriate cause with formal manner. You can modify this format as your requirement.]
The Assistant Engineer,
(address of the office).
Sub: Application for new Electric Meter connection
With due respect, I would like to state that I have built a new house at (name of the place and address). All internal electrical wiring work have been completed and waiting for the Electricity connection. It is also decided that the inaugural function will be held in my new residence during the first week of (name of a month). (show your actual problem and situation).
So, considering the urgency, please provide the new Electric Meter connection at the earliest and oblige. Sketch Map of the land is also attached herewith for your further necessary action please. Necessary payment for the same will be paid as and when required in full.