Immigration News - United States United States | President Trump nominates Sen. Markwayne Mullin for secretary of homeland security Share this article LinkedIn Facebook X (Twitter) March 10, 2026 On March 9, 2026, the Trump administration sent its nomination for Secretary of Homeland Security — Sen. Markwayne Mullin, R-Okla. — to the United States Senate. DHS announced on March 5, 2026, that current secretary Kristi Noem would be assigned a new role as the “Special Envoy for the Shield of the Americas — Western Hemisphere.” In announcing the change, President Trump stated that Noem’s last day as secretary of homeland security would be March 31, 2026. Additional information: This presidential appointment requires Senate confirmation, with hearings typically conducted by the Senate Committee on Homeland Security and Governmental Affairs. Mullin’s confirmation hearing date has not yet been announced. This alert has been provided by the BAL U.S. Practice Group. Copyright © 2026 Berry Appleman & Leiden LLP. All rights reserved. Reprinting or digital redistribution to the public is permitted only with the express written permission of Berry Appleman & Leiden LLP. For inquiries, please contact copyright@bal.com.