urgent............

i think u dont have to worry

just resend the certificate again containing a letter reffering to the matter along with the proof of earlier post.

correct  address is

Deputy secretary NRO (examinations)

ICAI

Plot no. 52-53-54, Viswas nagar

near karkarduma court

shahdra - 110032

delhi

sir i have already posted it,

i wrote a letter

but  i didnot send any proof of old letter

is it o.k. sir.

There wont  be any problem, they generally consider few days delay.