Hi Abhishek, 

There is no such restriction and a student not residing in Mahasrasthra can also attain a seat in Mumbai Univeristy. The eligbility criteria for admissions to B.SC and other courses of the University are as follows:

a. For the B.SC Programme: Candidate must clear their class 12th examination in science stream i.e Medical or Non-medical as per chosen course.

b. For the B.Com Porgramme: Candidates  must have completed their 12th class with Accounts and Mathematics as the compulsory subjects.

c. For the B.A. Programme: Candidates interested are required to clear 12th class in any discipline.

For the forms, wait uptil the last week of May, 2019. Read about the reservations, fee and other details of the course at Careers 360 using the link given below:

https://university.careers360.com/articles/mumbai-university-admission