Change name for Electricity, water, property tax bills?

Hi

Recently i buy a flat at Hyderabad on Loan. Now the flat is in my Name. All the below Bills are coming old owner name, whom should i contact and what are the documents required for the changing name. I need to pay cash?

1) Electricity Bill
2) Water Bill
3) Property tax Bill

If any other bills, i need to change my name, please let me know.

Thanks for your spending time and answering my doubts.

Regards
Thirupathi

How to change my address in Income tax office?

I hv applied for PAN card from delhi, and i hv got my PAN card 10 months before. but my adress is incorrect in Income tax office. Now i hv to apply for my TDS return and my adress is wrong. so can anybody tell me how can i make my address correct in Income tax data? and how much time it will take? plsssss help me out