The Director General under the Competition Act, 2002, investigates anti-competitive practices through powers like summoning individuals, accessing records, and conducting search and seizure. Landmark cases highlight the DG's pivotal role in safeguarding fair competition and consumer welfare.

Advertising intersects with the right to freedom of speech, protected under Article 19(1)(a) of the Indian Constitution. Courts have ruled that commercial speech is fundamental, yet regulations must ensure ethical standards, consumer protection, and balanced freedoms.