When you leave IIM Indore after three years, you will get a Bachelor of Arts degree in foundations in management.
IPM students definitely have the option of leaving the program after 3 years for any reason cited. Most quit to appear for CAT and to go to higher ranked B-schools in the country.
If you are planning to quit, you need to clear the basic passing requirements for IPM. This includes the social internship.
As far as IIM Rohtak is concerned, you will get a Bachelor’s of Business Administration degree from the college. If you are looking for more information, you can even check out the websites for both these colleges.