Business law also called commercial law or mercantile law, the body of rules, whether by convention, agreement, or national or international legislation, governing the dealings between persons in commercial matters.

The main sources of company law are legislation, case law, the constitution of the company, contract, EU law, and human rights law.

Business law is the law that governs what happens with commercial matters, and there are two main types: regulation of commercial entities and regulation of commercial transactions.

Objective of business law can be defined as:

• Define the rules of the game
• Enable enforcement of rights
• Facilitate Industrial growth
• Achieve social justice
• Fix priority of want