B. E. S. T. Undertaking — Excess electricity bill pursuing total adjustment amount

Address: Mumbai City, Maharashtra, 400005

Respected Sir / Madam .I am Pinky Jain This month I received bill amount of 20560/- .which is too excess what i always get. When i went through the bill the current bill amount is only 9336/- (A) part and other part total adjustment amount (B) is 11225/-. my question is why i am liable to pay this amount .What is biforcation for amount(B). this is just you gift us as diwali bonus which directly we cannot pay you . i want answers for this asap. plz send someone to solve my problem.