Service tax or excise on printing press

rittun (ca) (35 Points)

24 December 2013  

my firm having printing press. and it print newpaper on behalf of newpapaer agency and paper is also provide by agency.

and my firm also work independentlly to print differnet advertising material.

now my question is i am liable for service tax or excise tax? is yes then on which part of service?and what rate is applicable on me.