{"database": "openregs", "table": "federal_register", "rows": [["2025-22635", "Establishment of United States Area Navigation Route T-581 in the Vicinity of Missoula, Montana", "Proposed Rule", "This action proposes to establish United States Area Navigation (RNAV) Route T-581 in the vicinity of Missoula, Montana. The FAA is proposing this action to increase navigational flexibility and safety margins for the users and to expand Air Traffic Control operational capabilities.", "2025-12-12", 2025, 12, "https://www.federalregister.gov/documents/2025/12/12/2025-22635/establishment-of-united-states-area-navigation-route-t-581-in-the-vicinity-of-missoula-montana", "https://www.govinfo.gov/content/pkg/FR-2025-12-12/pdf/2025-22635.pdf", "Transportation Department; Federal Aviation Administration", "492,159", "This action proposes to establish United States Area Navigation (RNAV) Route T-581 in the vicinity of Missoula, Montana. The FAA is proposing this action to increase navigational flexibility and safety margins for the users and to expand Air Traffic...", null]], "columns": ["document_number", "title", "type", "abstract", "publication_date", "pub_year", "pub_month", "html_url", "pdf_url", "agency_names", "agency_ids", "excerpts", "regulation_id_numbers"], "primary_keys": ["document_number"], "primary_key_values": ["2025-22635"], "units": {}, "query_ms": 97.99202810972929, "source": "Federal Register API & Regulations.gov API", "source_url": "https://www.federalregister.gov/developers/api/v1", "license": "Public Domain (U.S. Government data)", "license_url": "https://www.regulations.gov/faq"}