The Daily Roundup – Wednesday, May 6, 2026

Removing Factoring Criteria for Firearms With Attached “Stabilizing Braces”

Proposed Rule  ● Economically Significant

Department of Justice, Bureau of Alcohol, Tobacco, Firearms, and Explosives

Designation-Restrict the Operation of Unmanned Aircraft in Close Proximity to a Fixed Site Facility

Proposed Rule

Department of Transportation, Federal Aviation Administration

Importing Training Rounds

Proposed Rule

Department of Justice, Bureau of Alcohol, Tobacco, Firearms, and Explosives

Revising Regulations Defining “Engaged in the Business” as a Dealer in Firearms

Proposed Rule

Department of Justice, Bureau of Alcohol, Tobacco, Firearms, and Explosives

Revising Machine Gun Definition in Response to Supreme Court Decision

Rule

Department of Justice, Bureau of Alcohol, Tobacco, Firearms, and Explosives

Reducing Bureaucracy and Burden for Child Support Enforcement

Proposed Rule

Department of Health and Human Services, Administration for Children and Families0970-AD39 · Received May 5, 2026

Establishing a Fixed Time Period of Admission and an Extension of Stay Procedure for Nonimmigrant Academic Students, Exchange Visitors, and Representatives of Foreign Information Media

Final Rule  ● Economically Significant

Department of Homeland Security, U.S. Immigration and Customs Enforcement1653-AA95 · Received May 5, 2026

Request for Information: Regulation of Biotechnology

Notice  ● Consistent with Change

Department of Agriculture, Animal and Plant Health Inspection Service0579-AE94 · Completed May 5, 2026

Postapproval Pregnancy Safety Studies; Guidance for Industry; Availability

Notice  ● Consistent with Change

Department of Health and Human Services, Food and Drug Administration0910-ZC45 · Completed May 5, 2026

Recission of the Floodplain Management and Protection of Wetlands; Minimum Property Standards for Flood Hazard Exposure; Building to the Federal Flood Risk Management Standard (FR-6527)

Final Rule  ● Consistent with Change

Department of Housing and Urban Development, Office of Community Planning and Development2506-AC60 · Completed May 5, 2026

Rulemaking Procedures

Proposed Rule  ● Consistent with Change

Federal Maritime Commission3072-AD06 · Completed May 5, 2026

Technical Guidelines for the Production of Regenerative Agricultural Biofuel Feedstocks

Final Rule Stage

Department of Agriculture, Office of the Secretary0503-AA82

May 8, 2026 — Marquis (Allison Schwingle)

Rescinding the Definition of "Harm" under the Endangered Species Act

Final Rule Stage

Department of Commerce, National Oceanic and Atmospheric Administration0648-BN93

May 7, 2026 — Conservation Law Foundation (Sarah Shahabi)

Substances Generally Recognized as Safe

Proposed Rule Stage

Department of Health and Human Services, Food and Drug Administration0910-AJ02

May 8, 2026 — Meat Institute (Casey Gallimore)

Patient Protection and Affordable Care Act, HHS Notice of Benefit and Payment Parameters for 2027; and Basic Health Program (CMS-9883)

Final Rule Stage  ● Economically Significant

Department of Health and Human Services, Centers for Medicare & Medicaid Services0938-AV62

May 6, 2026 — Michelle Marciniak, MPH

CY 2027 Revisions to Payment Policies under the Physician Fee Schedule and Other Revisions to Medicare Part B (CMS-1848)

Proposed Rule Stage  ● Economically Significant

Department of Health and Human Services, Centers for Medicare & Medicaid Services0938-AV82

May 7, 2026 — CRD Associates (Matt Dennis) – Client: EnColl Corporation

Establishing State Community Engagement Requirements for Certain Individuals Under Section 1902(xx) of the Social Security Act (CMS-2454)

Interim Final Rule Stage  ● Economically Significant

Department of Health and Human Services, Centers for Medicare & Medicaid Services0938-AV98

May 6, 2026 — Futures Without Violence (Kiersten Stewart)
May 8, 2026 — National Organization for Rare Disorders (Cara Tenenbaum)
May 8, 2026 — National Alliance for Care at Home (Damon Terzaghi)

HIPAA Privacy Rule: Changes to Support Coordinated Care and Individual Engagement and Reduce Regulatory Burdens

Final Rule Stage  ● Economically Significant

Department of Health and Human Services, Office for Civil Rights0945-AA00

May 11, 2026 — American Hospital Association (Jennifer Holloman)

Nondiscrimination on the Basis of Disability by Recipients of Department of Health and Human Services Financial Assistance

Interim Final Rule Stage  ● Economically Significant

Department of Health and Human Services, Office for Civil Rights0945-AA30

May 6, 2026 — National Federation of the Blind (John Pare)
May 7, 2026 — Patterson & Meek (Sarah Meek) – Client: American Association of People with Disabilities
May 7, 2026 — National Association of Counties (Seamus Dowdall)

Unaccompanied Alien Children Program Foundational Rule; Updates to Accord with the Hyde Amendment

Proposed Rule Stage

Department of Health and Human Services, Administration for Children and Families0970-AD34

May 7, 2026 — Kids in Need of Defense (KIND) (Cory Shindel)
May 12, 2026 — Human Rights Watch (Margaret Wurth)

Endangered and Threatened Wildlife and Plants; Revision of Listed Entity for the Grizzly Bear

Proposed Rule Stage

Department of the Interior, Fish and Wildlife Service1018-BI14

May 6, 2026 — Humane World Action Fund; Humane World for Animals (Drew Robertson)

Rescinding the Definition of "Harm" Under the Endangered Species Act

Final Rule Stage

Department of the Interior, Fish and Wildlife Service1018-BI38

May 6, 2026 — Earthjustice (Kristen Boyles) – Client: Conservation Northwest, Friends of the Wild Swan, Swan Valley Coalition, WildEarth Guardians
May 7, 2026 — Center for Biological Diversity (Stephanie Kurose)
May 8, 2026 — Defenders of Wildlife (Victoria Molyneaux)

Regulations for Designating Critical Habitat

Final Rule Stage

Department of the Interior, Fish and Wildlife Service1018-BI76

May 8, 2026 — Center for Biological Diversity (Stephanie Kurose)

Low-Value Shipments

Interim Final Rule Stage  ● Economically Significant

Department of Homeland Security, Customs Revenue Functions1685-AA38

May 8, 2026 — Zonos (Jan Hoelterling)

Phasedown of Hydrofluorocarbons: Reconsideration of Certain Regulatory Requirements Under the Technology Transitions Provisions of the American Innovation and Manufacturing Act of 2020

Final Rule Stage

Environmental Protection Agency, Office of Air and Radiation2060-AW39

May 6, 2026 — FMI – The Food Industry Association (Dana Graber)
May 7, 2026 — Carrier Global Corporation (Clarence Tong)
May 8, 2026 — AAON Inc. (Kevin Teakell)
May 11, 2026 — U.S. Chamber of Commerce (Chuck Chaitovitz)
May 11, 2026 — Boundary Stone (Udai Rohatgi) – Client: Mark Kuntz, Mitsubishi Electric Trane HVAC US LLC
May 12, 2026 — Daikin (Marc Neufcourt)
May 12, 2026 — Williamson Law + Policy, PLLC (Christina Karem) – Client: Coalition for Safe and Efficient Refrigerants (CUSER)

Revision of Tier 4 Phase-in Schedule for Light-Duty and Medium-Duty Vehicles

Proposed Rule Stage  ● Economically Significant

Environmental Protection Agency, Office of Air and Radiation2060-AW96

May 7, 2026 — Moms Clean Air Force (Elizabeth Bechard)
May 7, 2026 — American Lung Association (Laura Bender)
May 11, 2026 — Manufacturers of Emission Controls Association (Michael Geller)
May 11, 2026 — Ann Mesnikoff

Fraud, Waste and Abuse Reforms

Proposed Rule Stage  ● Economically Significant

Small Business Administration3245-AI66

May 6, 2026 — Roy Tansy