CLAT is the National Level Exam for the admission into the Undergraduate law programmes including BA LLB, BBA LLB, BCom LLB and BSc LLB & Postgraduate LLM programme. This exam is not for three years law programme.

If you are looking for there years Law programme then there are many universities offer this programme. Some of the top universities Faculty of Law Delhi University, Faculty of Law Banaras Hindu University etc.

As per the eligibility you should have minimum 50% in your Graduation.

If you want to know about any particular state or any other university/college then let me know.

Good Luck!