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Trait 17
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Jul 23, 2026 The New York legislature enacted a temporary ban on new datacenter development Tier 1 · Primary Institutions and Governance
The state used legislative power to slow AI infrastructure growth while weighing environmental and public-interest concerns.
Supporting reports
- New York enacts temporary ban on datacenter development — New York has become the first U.S.
Jul 14, 2026 Public health and conservation groups, counties, and tribes filed multiple lawsuits challenging federal policy changes Tier 1 · Primary Institutions and Governance
The filings used judicial review to contest agency actions on vaping enforcement, endangered species, and teen pregnancy funding.
Supporting reports
- Complaint filed — Campaign for Tobacco-Free Kids v. FDA — On July 14, 2026, seven public health organizations, a pediatrician, and a parent of children who vape filed a complaint in the District of Maryland against the FDA.
- Complaint filed — Center for Biological Diversity v. Burgum — On July 14, 2026, nine conservation organizations, including the Center for Biological Diversity, Sierra Club, and WildEarth Guardians, filed a complaint in the Western District of Washington challenging the U.S.
- Complaint filed — Hennepin County, Minnesota v. U.S. Department of Health and Human Services — On July 14, 2026, Hennepin County, Minnesota, King County, Washington, Planned Parenthood of the Heartland, and the Sexuality Information and Education Council of the United States (SIECUS) filed a complaint against
Jul 8, 2026 The City of Salem sued the United States over the Detroit Reservoir drawdown decision Tier 1 · Primary Institutions and Governance
The suit asked courts to review whether a federal agency lawfully weighed environmental and local water-system impacts.
Supporting reports
- Complaint filed — City of Salem v. United States of America — On July 8, 2026, the City of Salem filed a complaint against the United States in the District of Oregon, challenging the U.S.
Jul 7, 2026 The Center for Biological Diversity sued NOAA over delayed records on a possible whale-protection repeal Tier 1 · Primary Institutions and Governance
The case used FOIA to test whether an agency could delay disclosure on a significant regulatory rollback.
Supporting reports
- Complaint filed — Center for Biological Diversity v. National Oceanic and Atmospheric Administration — On July 7, 2026, the Center for Biological Diversity filed a complaint in the District of Maryland against the National Oceanic and Atmospheric Administration (NOAA).
Jun 24, 2026 Cascadia Wildlands sued over the validity of a Bureau of Land Management resource plan under the Congressional Review Act. Tier 1 · Primary Institutions and Governance
The case challenged whether an executive land-use plan bypassed required reporting to Congress and the GAO.
Supporting reports
- Complaint filed — Cascadia Wildlands v. Burgum — On June 24, 2026, Cascadia Wildlands, a conservation nonprofit, filed a complaint in the District of Oregon challenging the validity of the Northwestern and Coastal Oregon Resource Management Plan (NW&CO RMP) approved
Jun 22, 2026 California sued the EPA over its reclassification of Clean Air Act waivers for congressional review. Tier 1 · Primary Institutions and Governance
The case challenged an agency move that could shift power from established regulatory practice toward partisan review mechanisms.
Supporting reports
- Complaint filed — California v. U.S. Environmental Protection Agency — On June 22, 2026, the State of California filed a complaint against the U.S.
Jun 17, 2026 Environmental groups sued the Bureau of Ocean Energy Management over Gulf of America Lease Sale 2 Tier 1 · Primary Institutions and Governance
The complaint challenged whether the agency followed required environmental review and consultation rules before leasing public resources.
Supporting reports
- Complaint filed — Healthy Gulf v. Burgum — On June 17, 2026, environmental and conservation organizations, including Healthy Gulf and Friends of the Earth, filed a complaint in the U.S.
Jun 17, 2026 The Presidio Municipal Development District sued DHS and CBP over the Big Bend 2 Wall Project Tier 1 · Primary Institutions and Governance
The suit asked courts to enforce statutory permitting limits on border infrastructure built by the executive branch.
Supporting reports
- Complaint filed — Presidio Municipal Development District v. Department of Homeland Security — On June 17, 2026, the Presidio Municipal Development District (PMDD) filed a complaint in the U.S.
Jun 10, 2026 Environmental groups sued the Fish and Wildlife Service over the Boca Chica land exchange Tier 1 · Primary Institutions and Governance
The case challenged whether a federal land decision complied with conservation and historic-preservation law, using courts to contest agency discretion.
Supporting reports
- Complaint filed — Center for Biological Diversity v. Nesvik — On June 10, 2026, environmental and environmental-justice organizations filed a complaint against the U.S.
Jun 10, 2026 California and Santa Clara County sued federal agencies over a planned ICE holding facility in Gilroy Tier 1 · Primary Institutions and Governance
The suit argued that federal agencies sidestepped environmental review and local consultation, pressing institutional limits on detention-site expansion.
Supporting reports
- Complaint filed — County of Santa Clara v. United States Immigration & Customs Enforcement — On June 10, 2026, the County of Santa Clara and the State of California filed a complaint against the Department of Homeland Security and other federal agencies.
Jun 8, 2026 Salt Lake City and Salt Lake County sued DHS and ICE over a planned detention center purchase Tier 1 · Primary Institutions and Governance
The suit argued that federal agencies bypassed required review and consultation, testing whether local governments could enforce procedural limits on detention expansion.
Supporting reports
- Complaint filed — Salt Lake City Corporation v. Mullin — On June 8, 2026, Salt Lake City Corporation and Salt Lake County filed a complaint in the U.S.
Jun 2, 2026 Seven states sued the Trump administration over canceled offshore wind projects and related settlements. Tier 1 · Primary Institutions and Governance
The case challenged executive handling of leases and public funds, testing legal limits on administrative reversals.
Supporting reports
- Seven US states sue Trump administration over windfarm project cancellation — On June 2, 2026, seven US states, led by New York Attorney General Letitia James, filed a lawsuit against the Trump administration.
- Complaint filed — State of New York v. U.S. Department of the Interior — On June 2, 2026, seven northeastern states filed a complaint against the U.S.
May 11, 2026 President Trump renominated Cameron Hamilton to lead FEMA Corroborated Institutions and Governance
The renomination highlighted executive control over agency leadership during a period of institutional downsizing and policy change.
Supporting reports
- Trump Renominates Cameron Hamilton to Lead FEMA — President Donald Trump has renominated Cameron Hamilton to lead the Federal Emergency Management Agency (FEMA).
May 4, 2026 Conservation groups filed a lawsuit challenging President Trump's proclamation revoking fishing protections in a marine monument Tier 1 · Primary Institutions and Governance
The suit asked courts to police the limits of presidential authority and agency compliance with environmental law.
Supporting reports
- Complaint filed — Conservation Law Foundation v. Trump — On May 4, 2026, the Conservation Law Foundation, along with the Natural Resources Defense Council, the Center for Biological Diversity, and marine mammal consultant R.
Apr 24, 2026 Courts and litigants advanced more cases involving administration records, historic preservation, environmental enforcement, and transportation funding Tier 1 · Primary Institutions and Governance
These actions kept judicial review active across several policy areas, preserving formal channels to contest executive and agency decisions.
Supporting reports
- Case update — Jackson v. Kennedy (D.D.C.) 1:25-cv-01750 — Judge Howell authorized the release of relevant government records to Plaintiffs, their counsel, and the court.
- Cases consolidated — National Trust for Historic Preservation in the United States v. National Park Service (D.D.C.) 1:25-cv-04316 — The D.C.
- Complaint filed — State of Arizona v. Mullin — On April 27, 2026, the State of Arizona filed a complaint in the District of Arizona against the Department of Homeland Security (DHS) regarding its purchase and planned renovation of a warehouse in Surprise, Arizona
Apr 21, 2026 The House scheduled H.R. 1897, the ESA Amendments Act, for floor consideration Corroborated Institutions and Governance
The scheduling moved a bill that would alter environmental review and judicial oversight, showing how procedure can reshape regulatory governance.
Supporting reports
- H.R. 1897 scheduled for House floor consideration — H.R.
Apr 20, 2026 Plaintiffs and courts advanced multiple lawsuits challenging Trump administration actions and records practices Tier 1 · Primary Institutions and Governance
These filings and rulings showed courts continuing to process challenges to executive conduct, preserving institutional channels for review and disclosure.
Supporting reports
- Climate groups file lawsuit against US government over BP project approval — On the 16th anniversary of the Deepwater Horizon disaster, a coalition of five environmental groups filed a lawsuit against the Trump administration.
- Case update — Democracy Forward Foundation v. U.S. Department of Justice (D.D.C.) 1:26-cv-01206 — Plaintiff filed an amended complaint introducing an additional claim alleging that the DOJ violated the FOIA by failing to grant expedited processing for the requests made in this matter, citing exceptional media
- Case update — DSCC v. Trump (D.D.C.) 1:26-cv-01114 — State Attorneys General filed a motion for leave to intervene as Defendants and a memorandum in support of their motion.
Apr 17, 2026 The Senate voted to repeal the mining ban near Minnesota's Boundary Waters Tier 1 · Primary Institutions and Governance
The vote reversed a federal land protection and showed Congress favoring extraction interests over an existing conservation barrier.
Supporting reports
- US Senate Repeals Biden-Era Mining Ban Near Minnesota Wilderness — The US Senate voted 50-49 to repeal a 20-year ban on mining near the Boundary Waters canoe area wilderness in Minnesota, a decision that overturns a moratorium imposed by the Biden administration in 2023.
- Senate passes resolution to overturn mining ban in Minnesota — The Senate passed House Joint Resolution 140, which overturns a 20-year mining ban upstream from the Boundary Waters Canoe Area Wilderness in Minnesota.
Apr 7, 2026 The Center for Biological Diversity sued Interior officials and the Fish and Wildlife Service over a missed endangered-species listing deadline Tier 1 · Primary Institutions and Governance
The suit used the courts to enforce statutory duties against agency delay and preserve administrative accountability.
Supporting reports
- Complaint filed — Center for Biological Diversity v. Burgum — On April 7, 2026, the Center for Biological Diversity filed a complaint in the U.S.
Mar 30, 2026 California and environmental groups filed and repositioned lawsuits challenging federal environmental actions Tier 1 · Primary Institutions and Governance
The filings showed states and civil society using courts to contest federal regulatory rollbacks and venue choices.
Supporting reports
- Dismissal entered — State of California v. Wright (N.D. Cal.) 3:26-cv-02500 — Plaintiff voluntarily dismissed this action without prejudice so they can refile in the United States District Court in a different judicial district of California.
- Petition for review filed — Air Alliance Houston v. EPA — On March 30, 2026, a coalition of environmental nonprofits filed a petition for review in the D.C.
- Complaint filed — State of Illinois v. EPA — On March 31, 2026, the States of Illinois, Minnesota, Arizona, Connecticut, Delaware, Maine, Maryland, Michigan, New Jersey, New Mexico, New York, Oregon, Rhode Island, Vermont, Washington, and Wisconsin, along with
Mar 26, 2026 Eagle County, Colorado sued the Department of the Interior over expedited energy-project review Tier 1 · Primary Institutions and Governance
The complaint challenged a fast-track review process that reduced notice and comment in federal decision-making.
Supporting reports
- Complaint filed — Eagle County v. Department of the Interior — On March 26, 2026, Eagle County, Colorado filed a complaint in the U.S.
Mar 24, 2026 Michigan and Romulus sued DHS over plans to convert a warehouse into an immigration detention center Tier 1 · Primary Institutions and Governance
The suit challenged federal detention expansion through environmental and administrative law.
Supporting reports
- Complaint filed — State of Michigan v. United States Department of Homeland Security — On March 24, 2026, the State of Michigan and the City of Romulus filed a complaint against the Department of Homeland Security (DHS), Immigration and Customs Enforcement (ICE), DHS Secretary Markwayne Mullin, and ICE
Mar 23, 2026 California sued the Energy Department over the restart of the Sable Offshore pipeline Tier 1 · Primary Institutions and Governance
The lawsuit tested federal-state boundaries and challenged executive use of emergency authority against state law and court orders.
Supporting reports
- California sues US Energy Department over pipeline restart — California Attorney General Rob Bonta has filed a lawsuit against the US Energy Department in San Francisco federal court.
Mar 19, 2026 A coalition of states, territories, cities, and counties petitioned for review of the EPA rule rescinding the Endangerment Finding Tier 1 · Primary Institutions and Governance
The petition asked courts to review a major rollback of regulatory authority, testing whether agencies can discard established public-health findings.
Supporting reports
- Petition for review filed — Massachusetts v. EPA — A coalition of 22 states and territories, the Governor of Pennsylvania, and 12 cities and counties filed a petition for review in the D.C.
Mar 18, 2026 The Center for Biological Diversity sued Interior Secretary Doug Burgum over plans to convene the Endangered Species Committee Tier 1 · Primary Institutions and Governance
The complaint challenged alleged procedural shortcuts and defended statutory limits on executive environmental decision-making.
Supporting reports
- Complaint filed — Center for Biological Diversity v. Burgum — On March 18, 2026, the Center for Biological Diversity filed a complaint in the U.S.