AIChE Global Congress on Process Safety – Houston, TX April 12, 2026

Understanding the EPA Clean Air Act Risk Management Plan (RMP) Rule

Tackle the requirements for Clean Air Act Risk Management Plan (RMP) Rule with FACILEX® PSM solutions such as (PHA) process hazard analyses, procedure management ,training, and incident investigation to reduce the likelihood of accidents. Learn more!
Understanding the EPA Clean Air Act Risk Management Plan (RMP) Rule

The EPA Clean Air Act Risk Management Plan (RMP) Rule is a key regulation designed to prevent chemical accidents that could endanger public health, safety, and the environment. The RMP rule, which falls under Section 112(r) of the Clean Air Act, focuses on protecting communities by requiring facilities to implement risk management plans to address potential chemical hazards. These plans are especially critical for industries that handle, store, or use large quantities of hazardous substances.

Gateway offers an entire suite of risk-based process safety solutions under the FACILEX® brand to assist organizations in meeting their regulatory requirements obligations.  

Here’s an overview of what the RMP rule entails:

1. Hazard Assessment

One of the primary components of the RMP rule is the requirement for facilities to conduct a hazard assessment. This involves analyzing the potential risks posed by the chemicals used or stored at the facility. The assessment must include:

  • A worst-case release scenario, which considers the potential consequences of a catastrophic chemical release.
  • Alternative release scenarios, which examine the likelihood and impact of other possible chemical incidents.

The results of these assessments help determine the impact of chemical releases on surrounding communities and the environment, providing valuable information to inform safety protocols and emergency response plans.

2. Prevention Program

To minimize the likelihood of chemical accidents, the RMP rule mandates the development of a prevention program. This program is similar to the Occupational Safety and Health Administration’s (OSHA) Process Safety Management (PSM) requirements and includes:

  • Process Hazard Analysis (PHA) to identify potential risks associated with chemical processes
  • Detailed operating procedures that ensure safe practices are followed
  • Regular maintenance of equipment to prevent malfunctions that could lead to accidents
  • Comprehensive training for employees on safety protocols and emergency procedures
  • Incident investigation to identify causes of past incidents and improve future safety measures

By addressing these key areas, the prevention program helps reduce the chances of chemical accidents and protects both workers and the surrounding community.

3. Emergency Response

In the event of a chemical release, it’s critical for facilities to be prepared. The emergency response program ensures that facilities coordinate with local emergency planning and response authorities to address chemical hazards promptly. This includes:

  • Plans to notify the public and first responders of potential chemical risks
  • Having the necessary resources, equipment, and procedures in place to mitigate the effects of a release
  • Collaborating with local agencies to ensure a coordinated and effective response to emergencies

This aspect of the RMP rule helps safeguard communities by ensuring that emergency teams are ready to respond to incidents swiftly and effectively.

4. Public Disclosure and Community Right-to-Know

The public disclosure requirement of the RMP rule is a key component of its transparency and accountability. Facilities must submit their risk management plans to the Environmental Protection Agency (EPA), which makes these plans available to the public. While certain security-sensitive information is restricted, this level of transparency helps the community stay informed about the hazards in their area and the measures in place to prevent and respond to chemical accidents.

Industries Affected by the RMP Rule

The RMP rule primarily applies to industries that handle hazardous chemicals. This includes:

  • Chemical manufacturing plants
  • Oil refineries and gas processing plants
  • Large-scale agricultural operations, particularly those that use substances like ammonia or chlorine

These industries are required to comply with the RMP rule to ensure that they are minimizing risks, protecting workers, and preventing accidents that could harm the environment or public health.

Conclusion: The Importance of the RMP Rule

Ultimately, the EPA Clean Air Act Risk Management Plan (RMP) Rule serves to protect public health, community safety, and the environment. By requiring facilities to assess potential chemical hazards, implement prevention measures, prepare for emergencies, and disclose their plans, the rule helps mitigate the risks of catastrophic chemical accidents. For industries that handle dangerous chemicals, adhering to the RMP rule is essential for ensuring a safe working environment and a safer community for everyone.

If you have any further questions on the RMP Rule regulatory compliance please contact us at Gateway Consulting Group, Inc.

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