{"database": "openregs", "table": "federal_register", "rows": [["2011-31781", "Special Regulations; Areas of the National Park System, Yellowstone National Park", "Rule", "This rule implements the Record of Decision for the 2011 Winter Use Plan/Environmental Impact Statement and governs winter visitation and certain recreational activities in Yellowstone National Park for the 2011-2012 winter season. The rule retains, for one additional year, the regulations and management framework that have been in place for the past two winter seasons (2009-2010 and 2010- 2011). Specifically, the rule retains provisions that: require most recreational snowmobiles operating in the park to meet certain National Park Service air and sound emissions requirements; require snowmobiles and snowcoaches in Yellowstone to be accompanied by a commercial guide; set daily entry limits on the numbers of snowmobiles (up to 318) and snowcoaches (up to 78) that may enter the park; and prohibit traveling off designated oversnow routes.", "2011-12-12", 2011, 12, "https://www.federalregister.gov/documents/2011/12/12/2011-31781/special-regulations-areas-of-the-national-park-system-yellowstone-national-park", "https://www.govinfo.gov/content/pkg/FR-2011-12-12/pdf/2011-31781.pdf", "Interior Department; National Park Service", "253,362", "This rule implements the Record of Decision for the 2011 Winter Use Plan/Environmental Impact Statement and governs winter visitation and certain recreational activities in Yellowstone National Park for the 2011-2012 winter season. The rule retains,...", 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": ["2011-31781"], "units": {}, "query_ms": 0.3935240674763918, "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"}