Bharat Sanchar Nigam [BSNL] — telephone bill faulty

Address:

403515

We have registered your grievance with docket number :bsnl/hq/2017/em-76231.
Following this complaint the original bill of rs 1808/- due on 27th september was reduced to rs 329 on 22nd september.
The due date was 14th october but already paid.
Today i receive another bill of rs 4161. Besides bsnl has stopped sending the bill through email which they were sending earlier. Kindly look into the matter