在第15个本地时期，美国商业代表宣布将在巴西推出“调查301”。 This not only research whet brazilian government actions, police and practices are related to digital trade and electronic payment services, but also investigates ISSUES Such as "unfair tariffs", "unfair priorities", "Interventions of anti-corruption facilities, and territorial protection of ethhernol marketing, and Ethernol Market Protection, and Ethernol Market Protection, "Anti-Corruption Interventions", "Anti-Corruption Interventions", and work of protection的“反腐败”。 SO称为“调查301”起源于1974年美国商法第301条。该条款可以使美国商业代表在其他国家开始对“非理性或不公平商业惯例”进行调查，并可以鼓励美国总统在调查结束时强加单方面制裁。