Hi Bala,

Yes, graduation is compulsory for pursuing a 3-year LLB course which is a post-graduate course. However, If you want to do LLB just after your 12th, then you can go for 5-year LLB integrated courses.

The eligibility criteria for 5-Year course is the student must have passed Class 12 with 50% marks (less 5 % for reserved categories) or has appeared for the Class 12 is eligible to write CLAT and other law entrance exams.

Refer here for more info - https://law.careers360.com/articles/9564-law-entrance-tests

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!