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Ann Rippe

Ann Rippe manages Dakota Software’s Regulatory Services, overseeing content development and leading a team that researches EPA, DOT, OSHA, and other regulations. She previously taught chemistry as an adjunct professor and worked as a chemical hygiene consultant. She holds an M.S. in Environmental, Health and Safety Management from RIT and a B.S. in Chemistry, summa cum laude, from St. John Fisher College, and is published in Environmental Science and Technology.

Ann Rippe

Manager of Regulatory Services

Ann Rippe manages Dakota Software’s Regulatory Services, overseeing content development and leading a team that researches EPA, DOT, OSHA, and other regulations. She previously taught chemistry as an adjunct professor and worked as a chemical hygiene consultant. She holds an M.S. in Environmental, Health and Safety Management from RIT and a B.S. in Chemistry, summa cum laude, from St. John Fisher College, and is published in Environmental Science and Technology.

Posts by Ann Rippe

EPA Proposes to Exclude Transport Refrigeration Units from Leak Repair Requirements EHS Regulatory Update blog Environmental
May 26, 2026

EPA Proposes to Exclude Transport Refrigeration Units from Leak Repair Requirements

Proposed RuleSummary: EPA is proposing to exempt refrigerant-containing road transport refrigeration units (TRUs) and intermodal container TRUs from HFC leak repair requirements established in the 2024 Emissions Reduction and Reclamation...
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EPA Reconsiders Requirements for Phasedown of Hydrofluorocarbons (HFCs) EHS Regulatory Update blog Environmental
May 26, 2026

EPA Reconsiders Requirements for Phasedown of Hydrofluorocarbons (HFCs)

Action Forcing ChangeSummary: EPA is revising its 2023 Technology Transitions Rule (88 FR 73098) for the phasedown of HFCs to extend compliance dates for certain types of industrial process refrigeration...
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Proposed Revisions to the New Source Review (NSR) Air Permitting Regulations EHS Regulatory Update blog Environmental
May 14, 2026

Proposed Revisions to the New Source Review (NSR) Air Permitting Regulations

Proposed Rule Summary: EPA is proposing revisions to its New Source Review (NSR) air permitting regulations to allow non-emitting components or structures, such as utility service infrastructure for a site,...
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EPA Proposes Changes to Risk Management Program EHS Regulatory Update blog Regulatory Updates
February 25, 2026

EPA Proposes Changes to Risk Management Program

Proposed Rule Summary: EPA is proposing numerous changes to the Risk Management Program (RMP), and would modify some compliance dates that otherwise fall in the next few months. Among the...
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EPA Repeals Portions of the NESHAP for Coal- and Oil-Fired Electric Utility Steam Generating Units (EGUs) EHS Regulatory Update blog Regulatory Updates
February 25, 2026

EPA Repeals Portions of the NESHAP for Coal- and Oil-Fired Electric Utility Steam Generating Units (EGUs)

EPA repeals select 2024 amendments to the NESHAP for coal- and oil-fired power plants, including revised particulate matter and mercury emission standards.
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Hazard Communication Standard Compliance Dates Extension EHS Regulatory Update blog Regulatory Updates
January 16, 2026

Hazard Communication Standard Compliance Dates Extension

Summary: OSHA is extending by four months the compliance dates for amendments to its Hazard Communication Standard that were published on May 20, 2024 (89 FR 44144). Original compliance dates...
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EPA Proposes Updated “Waters of the United States” Definition EHS Regulatory Update blog Regulatory Updates
November 21, 2025

EPA Proposes Updated “Waters of the United States” Definition

Summary: EPA is proposing to amend the definition of “Waters of the United States” in light of the U.S. Supreme Court’s 2023 decision in Sackett v. EPA. Specifically, EPA is...
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Congressional Disapproval of EPA’s Final Rule Relating to the Reclassification of Major Sources as Area Sources EHS Regulatory Update blog Regulatory Updates
June 24, 2025

Congressional Disapproval of EPA’s Final Rule Relating to the Reclassification of Major Sources as Area Sources

Action Forcing Change Summary: Congress has disapproved EPA’s September 10, 2024 final rule titled “Review of Final Rule Reclassification of Major Sources as Area Sources Under Section 112 of the Clean...
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Conditions on TCE Exemptions Are Further Postponed EHS Regulatory Update blog Regulatory Updates
June 24, 2025

Conditions on TCE Exemptions Are Further Postponed

Summary: EPA is further postponing certain provisions in its December 17, 2024 final rule on trichloroethylene (TCE) (89 FR 102568). This postponement specifically impacts the conditions that must be met to...
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