2026-15585

For 2026-15585, rule is Requirements for Interference-Tolerant Radio Altimeter Systems; agency is Federal Aviation Administration; effective date is 2026-09-29; dates, as printed is Effective date: Effective September 29, 2026; cfr parts amended is 14 CFR 91, 14 CFR 121, 14 CFR 129, recorded from its source on 2026-08-10.

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

{"document_number":"2026-15585","title":"Requirements for Interference-Tolerant Radio Altimeter Systems","agency_names":["Transportation Department","Federal Aviation Administration"],"effective_on":"2026-09-29","dates":"Effective date: Effective September 29, 2026.","cfr_references":[{"chapter":null,"citation_url":null,"part":"91","title":14},{"chapter":null,"citation_url":null,"part":"121","title":14},{"chapter":null,"citation_url":null,"part":"129","title":14}],"publication_date":"2026-07-31","html_url":"https://www.federalregister.gov/documents/2026/07/31/2026-15585/requirements-for-interference-tolerant-radio-altimeter-systems"}

— federalregister.gov, retrieved 2026-08-10

Source

• federalregister.govhttps://www.federalregister.gov/api/v1/documents.json?per_page=1000&order=oldest&conditions%5Btype%5D%5B%5D=RULE&conditions%5Beffective_date%5D%5Bgte%5D=2026-08-11&conditions%5Beffective_date%5D%5Blte%5D=2026-12-31&fields%5B%5D=document_number&fields%5B%5D=title&fields%5B%5D=agency_names&fields%5B%5D=effective_on&fields%5B%5D=dates&fields%5B%5D=cfr_references&fields%5B%5D=publication_date&fields%5B%5D=html_url

Last verified against source: 2026-08-10. Due for re-check by 2026-08-24. This page as Markdown · OKF bundle · full dataset as JSON.