Hi Vishal, thanks for your query.

The fees for free seat of diploma is different for categories.

For general and obc category, it is 2830 and for SC ST category, it is 1030.

You can refer to the following link for more information:

http://manage.pakurpolytechnic.ac.in/assets/images/Link/Link38136bc2e4ed410c893c26bcd74bcc2a_Camp_03_May_2019_06_40_50_PM_Media_42.pdf

Hope this helps!