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Cross-Border

National Security Defense

A letter from the State Department, a visit from federal agents asking about a shipment, or an internal discovery that technical drawings went to a foreign engineer can each open a national security matter for a company or an individual.

Reviewed

01 GUIDE

National Security Defense: what usually happens

How these matters tend to begin

National security investigations involving businesses often grow out of export controls and sanctions rather than espionage. The International Traffic in Arms Regulations, administered by the State Department's Directorate of Defense Trade Controls, govern defense articles, defense services, and related technical data, while the Commerce Department's Export Administration Regulations cover many commercial and dual-use items. Sharing controlled technical data with a foreign person, even inside the United States, can count as an export. Many matters begin with a regulator's inquiry or a company's own discovery of a problem, and criminal investigations, often handled by the Justice Department's National Security Division together with investigative agencies, can run alongside civil enforcement.

Early steps that protect your position

If agents contact you or your employees, it is reasonable to say you would like counsel present before answering questions and to ask for contact details, rather than refusing to engage at all. Knowingly making a false statement to federal agents is a separate crime, which is one reason careful, counseled answers matter. Preserve relevant records, including emails, technical files, shipping records, and licensing correspondence, and suspend routine deletion. Do not move company files to personal accounts or devices; if you want to keep your own messages, ask counsel how to do it properly. If a possible export violation has been found internally, a voluntary disclosure to the relevant agency may be worth considering, but it should be prepared with advice.

What we sort out first

In a first consultation we try to understand which agency is involved, whether the matter appears civil, criminal, or both, and what the government may already know. For a company, we look at how the items or technology are classified, the licensing and registration history, and whether a formal jurisdiction determination may be needed to confirm which regime applies. For an individual, we discuss whether counsel separate from the company is advisable. We also flag immigration or security clearance consequences where they may arise. The goal is a measured response that protects your rights without making the situation worse.

02 ATTORNEYS

Who you would be working with

Attorneys at our New York and Washington, D.C. offices handle matters like this one.

04 HOW WE WORK

Client-centered service across jurisdictions

Global Coordination & Expertise

We deliver coordinated and effective legal services to our clients, utilizing our extensive legal resources and experienced attorneys in our well-integrated global network. Through our Washington D.C. and New York offices, together with our alliance

Multilingual & Cross-Border Communication

Our attorneys are experienced in both domestic and international matters and, with fluency in various languages, provide clear and consistent communication at every stage of your legal process.

Client-Centered Approach

Client service lies at the heart of our operations. From the initial consultation, we prioritize understanding your situation, listening to your goals, and providing regular updates and strategies tailored to your individual case.

Multidisciplinary & Efficient Solutions

Our multidisciplinary approach and established processes enable us to address cross-border challenges with efficiency.

05 OFFICES

Where we meet clients

Consultations are available in person or remotely.

New York

285 Fulton Street, New York, NY 10007
(855) 529-7557

Washington, D.C.

Suite 985, 1717 K Street NW, Washington, DC 20006
(855) 529-7557

Los Angeles

1901 Avenue of the Stars, Suite 820, Los Angeles, CA 90067
(424) 561-7557

Attorney Advertising. This page is general information about national security defense and is not legal advice. Reading it does not create an attorney-client relationship. Outcomes depend on the facts of each matter, and prior results do not guarantee a similar outcome. Laws differ by state and change over time.