You can take help of the following links regarding income tax working.
b) Form 16a From Fvu (New) R-2.1 (file size 1.2 mb)
(no need to download any software , if any problem, contact , rajiv kumar jain , ph. no . 09896124627)
form 16a is tds certificate for non salary dedecutee
7) Planmytax, Mytaxassistant.com
LIC of India (With online Payment facility)