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Homeland Security

Critical Manufacturing Sector

Critical Manufacturing Sector

The Critical Manufacturing Sector is crucial to the economic prosperity and continuity of the United States. A direct attack on or disruption of certain elements of the manufacturing industry could disrupt essential functions at the national level and across multiple critical infrastructure sectors.

Sector Overview

The Critical Manufacturing Sector identified the following industries to serve as the core of the sector:

  • Primary Metal Manufacturing
    • Iron and Steel Mills and Ferro Alloy Manufacturing
    • Alumina and Aluminum Production and Processing
    • Nonferrous Metal (except Aluminum) Production and Processing
  • Machinery Manufacturing
    • Engine, Turbine, and Power Transmission Equipment Manufacturing
  • Electrical Equipment, Appliance, and Component Manufacturing
    • Electrical Equipment Manufacturing
  • Transportation Equipment Manufacturing
    • Vehicle Manufacturing
    • Aviation and Aerospace Product and Parts Manufacturing
    • Railroad Rolling Stock Manufacturing

Products made by these manufacturing industries are essential to many other critical infrastructure sectors. The Critical Manufacturing Sector focuses on the identification, assessment, prioritization, and protection of nationally significant manufacturing industries within the sector that may be susceptible to manmade and natural disasters.

Sector-Specific Plan

The Critical Manufacturing Sector-Specific Plan details how the National Infrastructure Protection Plan risk management framework is implemented within the context of the sector's unique characteristics and risk landscape. Each sector-specific agency develops a sector-specific plan through a coordinated effort involving its public and private sector partners. The Department of Homeland Security is the sector-specific agency for the Critical Manufacturing Sector.

Critical Manufacturing Resources

DHS offers a variety of Critical Manufacturing Sector resources created specifically for stakeholders, owners, and operators.

Contact Information

For more information, please contact the Sector-Specific Agency at

Last Published Date: October 30, 2015

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