Congress Opens Probe Into Nvidia's H200 China Chip Deals

Two senior Democrats on Capitol Hill opened a formal investigation on November 12, 2026 into the Trump administration's approval and taxation of Nvidia H200 chip sales to Chinese companies. House Ways and Means ranking member Richard E. Neal and Senate Finance ranking member Ron Wyden demanded that the Commerce Department preserve every relevant record and answer for a transaction chain they argue may amount to an unconstitutional export tax.

The stakes are high because the inquiry cuts across two of Congress's most sensitive turf areas: export controls and taxation. The question is not only whether advanced AI chips should reach Chinese buyers at all, but how the administration structured and taxed the deals that let them through.

What does the letter actually allege?

The letter to Commerce Secretary Howard Lutnick lays out a specific sequence. H200 chips manufactured in Taiwan would be imported into the United States for a security review. They would then be assessed a 25% tariff, licensed by Commerce for export, and shipped onward to China.

That chain matters because it fuses two things that normally stay separate: an import tariff and permission for an onward export. Section 232 of the Trade Expansion Act of 1962 lets the president act against imports that threaten national security. Neal and Wyden argue that using that power this way appears to create an unconstitutional export tax — effectively taking a cut of Nvidia's China sales.

Their framing is blunt. The arrangement, they argue, benefits Nvidia and the Chinese government at the same time, while undermining U.S. security. The takeaway: the lawmakers believe the administration turned a national-security statute into a revenue mechanism.

Why do Neal and Wyden have jurisdiction here?

Their committees — House Ways and Means and Senate Finance — control taxation and tariffs. That gives this investigation a trade-law footing alongside the export-control questions that other committees have already raised.

So the probe has two tracks running in parallel. One asks whether the chips should have reached Chinese buyers. The other asks how the administration built and taxed the transactions that delivered them.

What records must Commerce preserve?

The preservation demand is broad. Neal and Wyden want material on:

• Commerce's Section 232 semiconductor-import investigation and the resulting tariffs.
• The department's review and approval of Nvidia's export-license applications.
• Communications with or about Nvidia, former chief executive Jensen Huang, and their agents or representatives.

The request covers both existing and future records. It also includes a Section 232 report that, according to the letter, Lutnick allegedly sent Trump on December 22, 2025.

The lawmakers attached a warning: federal criminal laws prohibit destroying records relevant to congressional investigations. In plain terms, Commerce's internal deliberations — how buyers were vetted, how the tariff was constructed — are now part of the record and off-limits to deletion.

How rigorous was the licensing process?

Licensing diligence is a core focus of the inquiry. Citing press reports, Neal and Wyden said Commerce approved sales to Chinese companies with government and military ties, including cutout companies with no physical presence at their listed addresses.

They also repeated reports that Commerce suspended a separate investigation into Nvidia customer Megaspeed after outreach from Nvidia itself. If accurate, that sequence would mean the company under scrutiny influenced the enforcement decision — which is exactly what the lawmakers want documented.

What do intelligence reports say about Megaspeed?

The letter describes Alice Huang as a Chinese executive in a close relationship with Jensen Huang and as the leader of Megaspeed, a company suspected of smuggling Nvidia chips into China. It cites press reports and U.S. intelligence assessments.

According to the letter, U.S. intelligence officials identified her as a Chinese intelligence asset. They concluded that she funneled information to the Chinese government and facilitated Chinese access to advanced Nvidia chips.

The letter says Trump and Lutnick were reportedly briefed on that intelligence. Despite that, Trump granted Nvidia permission in December 2025 to sell H200 chips to China — in exchange, the letter states, for a cut of export sales. The takeaway: the administration approved the sales while allegedly holding intelligence that flagged the buyer network.

Was the approval political?

Neal and Wyden raise this question directly. They said the approval came only after Jensen Huang and Nvidia directed at least $26 million toward Trump's personal priorities, including the White House ballroom.

The lawmakers asked whether, and to what extent, political considerations improperly influenced the administration's policy decisions. That $26 million figure is now the anchor of the political-influence question, and the preservation demand covers the communications that could show how the decision was made.

What happened before November 12?

This probe did not come out of nowhere. On November 9, 2026, House Foreign Affairs Democrats Gregory W. Meeks, Gabe Amo, and Sydney Kamlager-Dove sent a separate letter demanding an immediate halt to advanced AI-chip exports to China.

They also asked Commerce to explain three things: what officials knew about the reported intelligence connections, when senior officials were informed, and why exports continued anyway.

That earlier letter stressed what's at stake in capability terms. It described the chips' importance to AI capability, military modernization, and economic competition. And it carried a warning that once those capabilities reach China's government or entities acting for it, the consequences could be nearly impossible to reverse.

How is the Neal-Wyden probe different?

The earlier appeal centered on stopping future exports. Neal and Wyden's demand goes further: it puts the approval process itself under scrutiny.

Their investigation asks whether tariff powers and political considerations displaced national-security judgments inside the Commerce Department. That means the December 2025 approval, the 25% tariff, the $26 million in directed payments, and the intelligence briefings allegedly delivered to Trump and Lutnick all now sit inside a congressional record demand backed by criminal penalties for destruction.

The immediate next step belongs to Commerce: preserve the documents, and wait for the committees to ask for them.