Law

Hi,
Yes, you can join law colleges after doing 12th from commerce as LLB 5 year program can be done after the completion of +2 from any stream. There are various law schools, in order to get admission in most of the Law Institute one has to appear for entrance examination. The most common entrance exam for admission in LLB program is the CLAT (Common Law Admission Test). This is an all India entrance examination conducted by 14 National Law Schools and Universities for admissions to their under graduate program. To be eligible for the test candidate must have passed the +2 level of exam from recognized board with a minimum of 50% marks [45% for reserved candidates] and must not have crossed the age of 20 years [22 for reserved candidates].
List of some colleges offering admissions on the basis of CLAT scores:
NALSAR University of Law, Hyderabad
National Law School of India University [NLSIU], Bangalore
WB National University of Juridical Sciences [NUJS], Kolkata
Dr. Ram Manohar Lohiya National Law University [RMLNLU], Lucknow

If you are interested in this field, then you must pass your class 12th or senior secondary examination with an aggregate of 45% from a recognized board or university. After fulfilling the above eligibility criteria, you can appear for the CLAT exam (common law admission test), conducted for the admission to the top government and private colleges in India. After successful clearing the exam, you may choose the course and specialized law branch of your choice.
Law courses in India:
There are various other law specialization courses that you can choose as per your interest these include:
B.A L.L.B: The B.A. LL.B is the most preferred choice of the law aspirants. This is an integrated course for the duration of 5 years. The students generally opt this course after completing their class 12th.
L.L.B.: L.L.B is also a 3 year course in law, you can go for this course after completing your graduation from a recognized board or university.
L.L.M: The L.L.M is a postgraduate course in law. The candidates are applicable for this course after completing B.A. L.L.B or L.L.M.
Some of the specialization courses that you can choose after your class 12th or graduation are follows:
Criminal Law
Civil Law
Corporate or business Law
Cyber Law
Administrative Law
Labour Law
Patent Law

For getting admissions in LLB, you need to give the entrance exam of law which is CLAT. I'll share with you the important dates for this and colleges where you can apply as well for this course:
These are all the important dates for CLAT exam:
Registration Start date - November
Registration End date - December
Admit Card download date - January
CMAT Exam Date - January
CMAT Result declaration - January
Print out of Score Cards - January
You can plan your dates accordingly and apply to the colleges which are well recognised for their degree in law:
NLSIU, Bangalore
NALSAR, Hyderabad
Campus law Centre, Delhi
Symbiosis Law School, Pune
UPES, Dehradun