FAA ordered to close low-altitude airspace safety gaps
S. 4990 — McCarty and Heideman Air Safety Enhancement Act · Filed by Jeff Merkley (D-OR) · 5 cosponsors · Introduced Jul 15, 2026 · Referred to committee
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What it does
This bill requires the FAA to review and update its regulations and guidance on low-altitude airspace safety within 6 months, with particular focus on marking and lighting requirements for temporary obstructions like slacklines, tightropes, and wires. If the review finds gaps, the FAA must update rules within 1 year and brief Congress on findings and any needed legislative changes.
Why we flagged it
The bill's sole operative mechanism is a mandated FAA review of low-altitude airspace safety policies, with potential regulatory updates to follow. It is a straightforward public-safety measure with no hidden provisions or private beneficiaries.
What the text implies
- The bill's focus on slackline and temporary obstruction marking may reflect a specific incident or pattern of low-altitude aircraft strikes; the legislative history is not provided, but the specificity suggests a real-world safety gap.
- Improved coordination between FAA and land-management agencies (NPS, BLM, USFS) could affect outdoor recreation activities and event permitting, though the bill does not mandate restrictions—only better information sharing.
- Enhanced Notices to Airmen and digital depiction of obstacles may increase compliance costs for flight-planning software vendors and avionics manufacturers, though these are indirect and not the bill's primary purpose.
Section numbers refer to the bill text the analysis read — linked under Primary records below.
Who it affects
The bill mandates a safety review and potential regulatory improvements to reduce aircraft strikes in low-altitude airspace, directly protecting pilots and the public from collision hazards. It imposes no new costs on citizens and creates no liability shields or private carve-outs.
Named in the bill
Federal Aviation Administration (FAA), Senate Committee on Commerce, Science, and Transportation, Senate Committee on Appropriations, House Committee on Transportation and Infrastructure, House Committee on Appropriations, National Park Service, Bureau of Land Management, US Forest Service
Where it stands
5 cosponsors: 3 Democrats, 2 Republicans.
- Jul 15, 2026 — Introduced · Congress.gov: “Introduced in Senate”
- Jul 15, 2026 — Referred to Senate Committee on Commerce, Science, and Transportation · Congress.gov: “Read twice and referred to the Committee on Commerce, Science, and Transportation”
Dates and quoted wording are Congress.gov's action record; the timeline shows status changes, not every procedural step.
How this was measured
Analysis — Quorum's AI read the bill text published by Congress.gov (3,910 characters) on Aug 12, 2026. Section numbers in the findings refer to that text, linked below; transparency and hidden-provision scores are compared against the median of 16,222 analysed bills.
Status and sponsors — Congress.gov's bill record — actions, committee referrals and cosponsors — loaded nightly. The timeline shows status changes, not every procedural action.
As of — page rendered 2026-10-20.
“FAA ordered to close low-altitude airspace safety gaps” QuorumCivic. https://share.quorumcivic.app/bill/119/s4990 Report an error
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