Licensing is compulsory for 5 industries at present.

1. Medical and Healthcare Industry:
In the medical and healthcare industry, licensing is mandatory to ensure the safety and well-being of patients. Doctors, nurses, surgeons, pharmacists, and other healthcare professionals need to obtain licenses to practice their professions. This ensures that they have met the necessary educational and training requirements and are competent to provide quality healthcare services.

2. Legal Industry:
In the legal industry, lawyers and advocates are required to obtain licenses in order to practice law. This ensures that they have the necessary qualifications and knowledge to provide legal advice and represent clients in court.

3. Financial Industry:
In the financial industry, various licenses are required for professionals such as financial advisors, stockbrokers, insurance agents, and investment bankers. These licenses ensure that individuals working in the industry have the necessary expertise and knowledge to provide reliable financial advice and services.

4. Real Estate Industry:
In the real estate industry, individuals involved in buying, selling, or renting properties are required to have a real estate license. This ensures that they have the necessary knowledge of property laws, regulations, and ethical standards to protect the interests of buyers, sellers, and renters.

5. Education Industry:
In the education industry, teachers are required to have teaching licenses. This ensures that they have the necessary qualifications, skills, and knowledge to educate students effectively. Licensing also helps to maintain standards in the education sector and ensures that teachers adhere to ethical practices.

These are the 5 industries where licensing is compulsory at present. Licensing requirements may vary from country to country or state to state, but the overall objective is to regulate and ensure the quality of services provided in these industries.