It depends on your choice .Here,I am providing some courses which you can opt after completing class 12:
1.B.com(hons.)
2.Chartered accountant
3.Company Secretary
4.Cost and management accountant
5.Cost and work accountant
6.BBA,etc.

Hello,
Below are the list of courses that you can opt for after your class 12th from commerce stream:

• B.Com. stands for Bachelor of Commerce. Generally a 3 years long course.

• B.B.A. stands for Bachelor of Business Administration. 3 years long course.

• B.M.S. stands for Bachelor of Management Science. 3 years long course.

• C.A. stands for Chartered Accountancy. Duration depends on how you take training and clear exams.

• Integrated Law course. Duration is 5 years. It is a combination of General Graduation course and L.L.B.

• B.B.S. stands for Bachelor of Business Studies. Course duration is 3 years.

• B.H.M. stands for Bachelor of Hotel Management. Course duration is 4 years.

• B.E. stands for Bachelor of Economics. Course duration is 3 years.

• B.F.A. stands for Bachelor of Finance and Accounting. Course duration is 3 years.

• B.C.A. stands for Bachelor of Computer Applications. Course duration is 3 years.

• B.Sc. Applied Mathematics. Course duration is 3 years.

• B.Sc. Statistics. Course duration is 3 years.

• B.M.M. stands for Bachelor of Journalism and Mass Media. Course duration is 3 years.

• B.Sc. Animation and Multimedia. Course duration is 3 years.

• B.E.M. stands for Bachelor of Event Management. Course duration is 3 years.

• B.F.D. stands for Bachelor of Fashion Design. Course duration is 3-4 years.

• B.El.Ed. stands for Bachelor of Elementary Education. Course duration is 4 years.

• B.P.Ed. stands for Bachelor of Physical Education. Course duration is 1 year.

• D.El.Ed. stands for Diploma in Elementary Education. Course duration is generally 2 years.

• B.SW. stands for Bachelor of Social Work. Course duration is 3 years.

Good luck.