{"@type": "dcat:Dataset", "accessLevel": "public", "accrualPeriodicity": "irregular", "agencyDataSeriesURL": "https://www.phmsa.dot.gov/approvals-and-permits/hazmat/special-permits-search", "agencyProgramURL": "https://www.phmsa.dot.gov/hazmat/special-permits/special-permits-overview", "analysisUnit": "Special Permit", "bureauCode": ["021:50"], "categoryDesignation": "Research", "collectionInstrument": "Transportation", "contactPoint": {"@type": "vcard:Contact", "fn": "Donald Burger", "hasEmail": "mailto:donald.burger@dot.gov"}, "dataQuality": true, "description": "The Pipeline and Hazardous Materials Safety Administration has the primary responsibility for the issuance of DOT Special Permits and Approvals to the Hazardous Materials Regulations (HMR). A Special Permit or Approval is a document which authorizes a person to perform a function that is not currently authorized under the authority of the HMR. Also, in many instances, the Regulations require approvals and/or registrations prior to transportation in commerce.   The Special Permits Search tool allows a user to search for active Special permits.", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "https://www.phmsa.dot.gov/approvals-and-permits/hazmat/special-permits-search", "mediaType": "text/html", "title": "Search Page"}], "identifier": "31.2", "isPartOf": "DOT-31", "issued": "2012-01-18", "keyword": ["competent authority", "cylinders", "explosives", "fireworks", "lithium batteries", "packaging labs", "phmsa", "special permits"], "landingPage": "https://data.transportation.gov/d/au37-96ku", "language": ["en-US"], "license": "http://www.usa.gov/publicdomain/label/1.0/", "modified": "2025-12-11", "phone": "202-493-0550", "programCode": ["021:000"], "publisher": {"@type": "org:Organization", "name": "Pipeline and Hazardous Materials Safety Administration"}, "references": ["https://www.phmsa.dot.gov/approvals-and-permits/hazmat/special-permits-search"], "spatial": "City", "temporal": "1970-01-01/2013-12-31", "theme": ["Transportation"], "title": "Hazmat Special Permits - Search Page"}