Fd interest on nre deposits

I am a NRI, and will be returning back to India for good.

i have NRE fixed deposits with me, which will mature in next 2-3 years.

i have NRE account too.

1. pls advice after returning to india... in how much months will i have to close this NRE account with banks.

2. the interest earned on FDR.... at present i am not showing in my returns,,, pls advice what should i do next.

Regards/Savio