Tamil Nadu Electricity Board [TNEB] — deletion of my mobile no from eb service number

Dear sir,
To pay eb bill i added my mob no while buying the apartment in 608 flats tnhb ayyapakkam block 45/30. This has an eb service no.[protected]. Now i have sold the apartment and moved from that house but still i receive bill amount to my mob no.. I kindly request you to delete my mob. No. [protected] from this eb service no.[protected]

Thanking you,
With regards,
R. Renganathan
[protected]