The Philip Morris v. Uruguay case reaffirmed states' rights to regulate in the public interest, particularly for health measures. The ICSID tribunal ruled that Uruguay's tobacco regulations did not constitute expropriation or unfair treatment, setting a key precedent.

Abuse of dominant position under the Competition Act, 2002, occurs when a dominant enterprise exploits or excludes competitors in a relevant market. Section 4 prohibits unfair practices like predatory pricing, denying market access, or restricting innovation and competition.