Brazil Avoids Triggering Mercosur Clause and Bets on Negotiation with U.S. to Protect Billion-Dollar Meat Exports.
The U.S. tariff offensive against Brazilian products has sparked an intense debate in Brasília. Brazil has instruments within Mercosur that could allow for a tough response, including the application of retaliation measures or the suspension of tariff benefits. However, until now, Brazilian diplomacy has taken a different path: avoiding escalation of the conflict and betting on direct negotiations to protect its biggest asset in the U.S. market — beef and chicken exports, which generate billions of dollars a year.
This choice illustrates the crossroads where the country finds itself: on one hand, legal and multilateral mechanisms that would support a retaliation; on the other, the need to preserve a vital sector of the national economy that heavily depends on the U.S. market.
What the Rules of Mercosur Say
Mercosur has trade defense clauses, provided for in both the Treaty of Asunción (1991) and the Protocol of Ouro Preto (1994), which give the bloc coordination instruments in disputes with third countries. Among them are:
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- Joint consultations and negotiations in case of trade barriers.
- Adoption of compensatory measures when there are proven losses.
- Authorized retaliations within the framework of the WTO, supported by the bloc as a whole.
In practice, this means that Brazil is not alone: it could trigger Mercosur to retaliate against tariffs imposed by the U.S., either through equivalent surcharges or by suspending concessions in other sectors. This possibility gives leverage, but also carries the risk of escalating the diplomatic crisis.
Trade Defense Clause (Treaty of Asunción, 1991)
The Treaty of Asunción, which created Mercosur, already provided that the member states could adopt measures to protect their commercial interests when there are market distortions caused by third countries. This opens the door for surcharges or coordinated safeguards.
Protocol of Ouro Preto (1994)
This protocol granted international legal personality to Mercosur. Among its provisions is the possibility of joint negotiations with third countries and, in case of litigation, the adoption of compensatory measures or retaliations with the bloc’s backing.
Dispute Resolution System of Mercosur (Protocol of Olivos, 2002)
The Protocol of Olivos regulates how to resolve trade disputes within the bloc and also how Mercosur can position itself before other partners. It provides for:
- Arbitral panels to assess whether there has been a violation of trade rules.
- Authorization of proportional retaliation if the violating country (in this case, an external entity like the U.S.) does not reverse the measure.
Reciprocity Clause
Although it is not formally in the treaty as a “single clause,” Mercosur adopts the principle of trade reciprocity. That is, if a country outside applies barriers, the bloc can apply equivalent measures. This clause is used as a political argument to pressure partners.
Support of Mercosur in Actions at WTO
Another consequence of the treaties is that if a member-state suffers external barriers, it can invoke the wto with the joint support of Mercosur. This amplifies the weight of the demand and authorizes, in case of victory, multilateral retaliations recognized internationally.
In other words: Brazil could invoke Ouro Preto + Olivos + reciprocity, and this would provide grounds for surcharging U.S. products, suspending tariff concessions, or even blocking certain imports. But, as you have already seen in the article we produced, Itamaraty prefers to use these instruments only as a threat, keeping the political negotiation to avoid jeopardizing meat exports.
The Importance of Meat Exports for the U.S.
The meat market is one of the most strategic for Brazil in the U.S. According to data from the Brazilian Association of Meat Exporting Industries (ABIEC), beef sales to the U.S. market surpassed US$ 1.2 billion in 2023, while chicken meat accounted for another US$ 750 million.
In total, Brazil is responsible for about 25% of U.S. beef imports and more than 20% of chicken meat consumed in the U.S. The sector generates hundreds of thousands of jobs in Brazilian states such as Mato Grosso, Goiás, Mato Grosso do Sul, and Paraná.
Any additional barrier imposed by the U.S. in this segment would have an immediate impact on slaughterhouses, rural producers, and the entire agribusiness supply chain.
Itamaraty Chooses the Diplomatic Route
In light of the tariff threat, Itamaraty has made it clear that its priority is to avoid escalation and seek a political agreement. In recent statements, Brazilian diplomats have emphasized that a tough retaliation could lead Washington to target precisely the most sensitive sectors, such as meat.
Vice President Geraldo Alckmin and Minister Fernando Haddad have already advocated a similar stance: dialogue and patience, even under pressure. The reasoning is simple: retaliating might sound firm, but risks jeopardizing the billion-dollar exports that sustain Brazil’s trade surplus.
The Strategic Dilemma
This decision creates a strategic dilemma for Brazil:
- Retaliating through Mercosur mechanisms could show strength and deter new barriers but could also open the door for specific reprisals against meat and other agricultural products.
- Negotiating keeps channels open but may be interpreted as a sign of weakness, encouraging the U.S. to maintain or even expand restrictive measures.
Economists point out that, in disputes of this nature, the perception of firmness is as important as the retaliation itself. Therefore, some argue that Brazil should at least maintain the real threat of invoking Mercosur instruments, even without putting them into practice.
Lessons from History
Brazil has experienced similar situations before. In 2002, in the case of cotton at the WTO, the country won the right to retaliate against the U.S. in billions of dollars for illegal subsidies. However, instead of applying the retaliation, it preferred to negotiate an agreement that ensured financial compensations and market access.
This precedent shows that the country tends to use legal victories as bargaining chips, rather than as immediate weapons. Itamaraty’s current posture seems to follow the same logic.
The Risks for Agribusiness
Meanwhile, the agricultural sector watches with concern. Slaughterhouses are already projecting a drop in profit margins if there is a delay in finding a solution.
Small producers fear having nowhere to sell part of their production if the U.S. market is closed.
Moreover, there is competition from countries like Australia and Canada, ready to fill the gap if Brazil loses market share in the U.S.
For agribusiness, each week of uncertainty represents millions in suspended or renegotiated contracts.
Brazil is at a delicate crossroads. It has legal backing within Mercosur to retaliate against U.S. tariffs but prefers to bet on direct negotiation to preserve billion-dollar meat exports.
It is a strategy that seeks to balance firmness and pragmatism but risks undermining the country’s bargaining power perception. If diplomacy fails, the cost to the meat industry could be enormous.
And you, reader: Should Brazil continue to invest in dialogue, even at the risk of losing market share, or is it time to show teeth and utilize Mercosur’s weight?

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