Hello. JMI will release the application forms for all its undergraduate programs together via online mode only. It will be released anytime soon this month on their official website. The exam for BA will be conducted on 2nd June 2019 tentatively. The application fee for every candidate irrespective of caste, subject, gender etc is Rs. 700.
For more information about JMI application forms check the link below.
Hope this helps. Good luck!