The Publication Library contains guidance and policy papers, reports, strategies, program regulations, guidelines, brochures and more.
To search the DHS Publications Library, please enter search terms below.
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PNT Best Practices for Supporting Critical Infrastructure
The nation’s diverse and complex critical infrastructure systems (CI) are vital to maintaining public confidence and the nation’s safety, prosperity, and well-being. Recognizing the widespread adoption of Positioning, Navigation, and Timing (PNT) services in CI sectors, this guide aims to provide CI owners and operators, PNT developers, manufacturers, integrators, test labs, and service providers with tailorable best practices for planning, development, and use of PNT systems and services.
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S&T Immigration Services Fact Sheet
S&T's Immigration Services Program will support DHS in enhancing their ability to streamline immigration custody, case processing, and removal operations, prevent immigration fraud, and improve mission data management, analysis, visualization, and sharing across the homeland security enterprise.
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Maritime and Immigration Security Solutions Division Fact Sheet
The primary focus of the Maritime and Immigration Security Solutions (MISS) Division is to research and develop enterprise-level tools, a centralized framework, and advanced solutions in support of DHS law enforcement, intelligence communities, maritime border security, and Department of Defense partners.
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Federal Emergency Management Agency Review Council Charter
On January 24, 2025, the President established the Council to Assess the Federal Emergency Management Agency through Executive Order 14180, Council to Assess the Federal Emergency Management Agency.
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DHS.gov Web Performance Metrics 2025
In accordance with the Federal Digital Government Strategy, DHS.gov makes PDF copies of our Google Analytics monthly Web Metrics and Search reports.
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First Amendment Activity at Academic Institutions
To ensure peaceful protests and safe conduct on educational campuses during First Amendment-protected activities, DHS recommends institution leadership take proactive steps to prepare the campus ecosystem, communicate policies and procedures, and respond by taking both a whole-of-community, human centric approach and enforcing campus policies, as necessary.
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MOC between DHS and Republic of Guatemala
Memorandum of Cooperation (MOC) between DHS and Republic of Guatemala to Address Irregular Migration
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Status of Guidance on Using HVAC in RadNuc emergencies
Status of Guidance and Scientific Knowledge on Using Heating, Ventilation, and Air Conditioning (HVAC) Systems for Protection During Radiological/Nuclear Emergencies.
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Finding of Mass Influx of Aliens
On January 20, 2025, the President issued Presidential Proclamation, Guaranteeing the States Protection Against Invasion. That Presidential Proclamation recognizes an "ongoing influx of illegal aliens across the southern border of the United States." In support of that, the order notes that "[o]ver the last 4 years, at least 8 million illegal aliens were encountered along the southern border of the United States, and countless millions more evaded detection and illegally entered the United States."
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Guidance Regarding How to Exercise Enforcement Discretion
This memorandum provides guidance regarding how to exercise enforcement discretion in implementing the policies regarding the scope of the parole statute and expedited removal.