Can Someone please explain how to file Service Tax return, I have already registered & there is no tax payable all Service tax collectd is adjusted against service tax paid. 1)Please explain how to fill up form for return & 2)what is cenvet credit. we are in to Business Auxillary Services - 3) can i file e-return ? 4) This time again the rates have changed from 12.36% to 10.36% so what is the effect on return ?