Federal Judge Halts Defense Department Enforcement of Lobbyist Ban

A federal judge has ordered the U.S. Department of Defense to stop enforcing a legal code that blocks the department from contracting with entities that keep the same lobbyists as companies designated as Chinese military companies. U.S. District Judge Eumi Lee granted a preliminary injunction motion on Monday for the e-commerce company Alibaba Group, stopping the department from barring Alibaba from employing lobbyists who might also do business with designated companies. The court found that Alibaba met its initial burden to show a colorable claim that Section 4663 infringes on its First Amendment rights to speech and to petition the government.

Legal Challenges and Arguments Over Section 4663

In February, the department designated Alibaba as a Chinese military company, and in June, Section 4663 was added to statutory law. Alibaba and other designated Chinese firms filed a lawsuit arguing the statute cost them lobbyists who feared losing other clients that could contract with the department. They claimed the department violated the First Amendment, the due process clause, and the Administrative Procedure Act. Department attorneys argued that the statute did not infringe on speech rights, but instead foreclosed a type of relationship between the government and designated companies.

Scope of the Preliminary Injunction

While Judge Lee blocked the department from enforcing Section 4663, she stopped short of vacating Alibaba’s designation as a Chinese military company. She noted that it was premature to summarily vacate the designation without reviewing the administrative record and considering foreign policy and national security concerns. Other large Chinese companies, such as Baidu and BYD, are also listed under the designation.

What This Means for Readers and Businesses

For ordinary people, small-business owners, and corporate entities, this case highlights how federal contracting rules and designations can ripple through professional relationships, such as who can legally represent them in Washington. Businesses that rely on specialized legal or lobbying representation should monitor how courts treat federal restrictions on business associations. If a company faces sudden regulatory blacklists or restrictions on its commercial partnerships, legal counsel may help review options for challenging administrative actions. Anyone affected by shifting federal rules must keep careful track of upcoming compliance deadlines and agency announcements.

Talking to a lawyer can help clarify your rights when facing government contracting restrictions or administrative designations.

This article is general information based on Courthouse News Service and court or agency records available at publication time. It is not legal advice; laws and deadlines differ by state and by case. Published October 27, 2026.