Gmcs august end

I have just cleared my CA Final exams, I want to apply for GMCS, whether residential (4 weeks) or other (15 days), but the batch should be in or after August End ..and In " NIRC " (North India), please give me details of any available batch along with the procedure to apply.
Can I apply for membership before GMCS?

No,u can't apply for membership before completing GMCS...

please give me details of any available batch in NIRC (North India) on or after AUGUST 20th.

check out this and if there is any seat available than you can register.
http://www.nircstudent.org/gmcs/

Sometimes seats are also availble also for the batch which is already full. So check this as frequently as possible.......it will be better to check two times a day.