US Federal 2025-2026 Regular Session

US Federal House Bill HB6846

Introduced
12/18/25  

Caption

DEFEND Act Detecting and Evaluating Foreign Exploitation of Novel Drones Act

Impact

The bill mandates that the Secretary submit detailed assessments to Congress, which will include analysis of emerging trends, tactics, and technologies utilized by foreign adversaries with UAS capabilities. The implications for homeland security planning are significant, as local law enforcement, federal agencies, and other stakeholders will need to adapt to potential UAS threats that could leverage high-tech capabilities for surveillance, disruption, or lethal attacks on civilian populations and infrastructure.

Summary

House Bill 6846, known as the 'Detecting and Evaluating Foreign Exploitation of Novel Drones Act' or the 'DEFEND Act', aims to enhance national security by requiring the Secretary of Homeland Security to conduct annual assessments on terrorism threats arising from the malicious use of unmanned aircraft systems (UAS) by foreign adversaries, including terrorist organizations. This bill particularly focuses on understanding how these aircraft systems can be employed to threaten U.S. critical infrastructure and public safety.

Contention

While the bill is structured to bolster safety and security, points of contention may arise regarding how it defines 'covered foreign adversaries' and 'covered unmanned aircraft systems'. These definitions could influence the extent to which the government monitors and regulates civilian and commercial use of drones. Critics may also argue about the balance between security measures and the potential for excessive regulation or privacy infringements, raising concerns about civil liberties in the execution of enhanced surveillance protocols. The effectiveness of local and state responses to these guidelines and resources will likely be a focal point of discussion among lawmakers.

Enforcement

If enacted, states and local governments may be prompted to align their own drone regulations and law enforcement strategies with the findings and recommendations of the annual assessments. This could lead to a more uniform approach nationwide regarding the operation of drones and how they are integrated into both civilian airspace and security operations, with significant parallels drawn to counter-terrorism initiatives.

Companion Bills

No companion bills found.

Previously Filed As

US SB180

Prohibit purchase of drones made by a covered foreign entity

US LB644

Adopt the Foreign Adversary and Terrorist Agent Registration Act and the Crush Transnational Repression in Nebraska Act, provide requirements under the Nebraska Political Accountability and Disclosure Act for conduct relating to certain foreign entities, change provisions of the Foreign Adversary Contracting Prohibition Act, and regulate storage and remote access of genetic sequencing data

US HB7040

SAFE KIDS Act Stopping Adversarial Foreign Exploitation of Kids In Domestic Surrogacy Act

US SB3101

SAFE KIDS Act Stopping Adversarial Foreign Exploitation of Kids In Domestic Surrogacy Act

US HB1920

FARMLAND Act of 2025 Foreign Agricultural Restrictions to Maintain Local Agriculture and National Defense Act of 2025

US SB886

FARMLAND Act of 2025 Foreign Agricultural Restrictions to Maintain Local Agriculture and National Defense Act of 2025

US HB7525

Counter Drone State and Local Defender Act

US SB2938

Artificial Intelligence Risk Evaluation Act of 2025

US HB1212

Countering Online Radicalization and Terrorism Act

US SB4264

NASA UAS Detection Act

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