Hello Nirmal ,
The admission fee and whole course fees for BSc fashion designing would be based on the college or institute in which you wanted to join .As the course offers for variety of career opportunities,the substantial amount of money is also involved to pursue the course .As you haven't mentioned the name of the college ,I would here provide a link for more details along with the Institute and course below:
https://www.google.com/amp/s/design.careers360.com/articles/know-fees-of-top-design-institutes/amp
Hope this information is helpful and good luck.