Hey Fareena,
Diploma of more than 2 years recognized by UGC is considered as equivalent to 10+2 examinations. And a candidate who have done this diploma is eligible for doing Integrated Law course i.e. BA LLB from any institution within the country.
Other Eligibility Criterias for admission to BA LLB says that you must have scored minimum 50% marks (45% marks for reserved category candidates) in the qualifying examination. 
For Admission to this course you need to give entrance exams like CLAT, AILET, IPU CET Law Entrance Exam, Law Admission Test (LAT) of Allahabad University, etc. 
Good Luck!

Hey Fareena,
Diploma of more than 2 years recognized by UGC is considered as equivalent to 10+2 examinations. And a candidate who have done this diploma is eligible for doing Integrated Law course i.e. BA LLB from any institution within the country.
Other Eligibility Criterias for admission to BA LLB says that you must have scored minimum 50% marks (45% marks for reserved category candidates) in the qualifying examination.
For Admission to this course you need to give entrance exams like CLAT, AILET, IPU CET Law Entrance Exam, Law Admission Test (LAT) of Allahabad University, etc.
Good Luck!