Re verification

Plz explain..!!!!

"For Final, PCE, IPCE/ATE, IPCE/ATE-units: The verification fee is Rs. 100/- per paper subject to a maximum of Rs. 400/- for all the papers of a group/both groups."

What does it mean?

I mean if i want to get all my papers to reverified of both the groups then whether i have to make a dd of Rs.600/-

(as Rs.100/- per paper) or Rs.800/-(as Rs.400/- per grp) or just of Rs400/-??

plz reply asap...