Management as a profession

A profession is a well-defined body of knowledge which is learned intellectually, and with an organizational sense. To enter a profession, a person has to undergo the relevant course and write the exam. It is primarily concerned with serving others. Professionals work either for charges or fees.

For students of BBA

Requirements
A profession is an occupation which requires special skills. It's backed by knowledge and training. It needs skills and a special body of knowledge.

Reasons why it's not considered a profession
Management is a well-defined body of knowledge. There are organizations made to regulate whatever managers do. There's also a code of conduct for managers. But management is not considered a profession because it needs a minimum number of qualifications, it's essential for its' practitioners to register themselves with a professional body (though that's not obligatory) and there's no universally accepted code of conduct.

Reasons why it's considered a profession
It's considered a profession because it consists of special knowledge, has formal training methods, fees, has a code of conduct, and has a representative organization.

Conclusion
Profession is an activity where specialised knowledge in specific field is acquired and it is used for the welfare of the entire society. In return fees is charged, doctors, lawyers, CA, engineers, etc are professional.