A longstanding question in U.S. government is getting renewed attention: who has the final say when it comes to setting tariffs?

Senator Rand Paul recently sparked conversation by arguing that tariffs—essentially taxes on imported goods—should be subject to congressional approval. His remarks came after a recent push by the Executive Branch to use tariffs as leverage in negotiating international trade deals.

“The Constitution clearly states that Congress, not the president, has the power of the purse,” Paul posted on social media. “All new taxes (which is what a tariff is) are supposed to originate in the House of Representatives before going to the Senate for approval.”

Historically, Congress has held the authority to impose taxes and regulate foreign commerce, including through tariffs. However, in practice, some of this authority has been delegated to the president, particularly in emergency situations. A recent example occurred when the White House declared that certain trade practices created a national emergency and issued an executive order to impose tariffs aimed at protecting U.S. workers and the economy.

The debate became more heated when a Senate resolution aimed at overturning these tariffs narrowly failed, ending in a 49-49 vote. Several senators expressed concern about the long-term economic impact of tariffs, suggesting they may lead to higher prices for American consumers and businesses.

Senator Paul has consistently voiced opposition to tariffs, stating that trade restrictions can act as tax increases and may hurt rather than help the U.S. economy. His office emphasized the importance of maintaining checks and balances between the branches of government when it comes to economic decisions.

Other lawmakers also weighed in. Some supported the Executive Branch’s use of tariffs as a tool in foreign policy, while others questioned whether bypassing Congress sets a precedent that could erode legislative oversight in economic matters.

Although the resolution failed to pass, the issue is far from settled. More votes or legal challenges could arise in the future, especially if tariffs lead to noticeable effects on consumer prices or the stock market.

As the conversation continues, one central question remains: how should power be balanced when it comes to shaping America’s trade and economic policies?