"SOU" meaning in Swedish

{
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "noun"
      },
      "expansion": "SOU",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(“official reports of the Swedish government, identified by year and number, e.g. SOU 2009:16”).",
          "word": "statens offentliga utredningar"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Swedish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "sv",
          "name": "Government",
          "orig": "sv:Government",
          "parents": [
            "Politics",
            "Society",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Initialism of statens offentliga utredningar (“official reports of the Swedish government, identified by year and number, e.g. SOU 2009:16”)."
      ],
      "id": "en-SOU-sv-noun-1HtTqgst",
      "links": [
        [
          "statens",
          "statens#Swedish"
        ],
        [
          "offentliga",
          "offentliga#Swedish"
        ],
        [
          "utredningar",
          "utredningar#Swedish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    }
  ],
  "word": "SOU"
}

{
  "head_templates": [
    {
      "args": {
        "1": "sv",
        "2": "noun"
      },
      "expansion": "SOU",
      "name": "head"
    }
  ],
  "lang": "Swedish",
  "lang_code": "sv",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "(“official reports of the Swedish government, identified by year and number, e.g. SOU 2009:16”).",
          "word": "statens offentliga utredningar"
        }
      ],
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Swedish entries with incorrect language header",
        "Swedish initialisms",
        "Swedish lemmas",
        "Swedish nouns",
        "sv:Government"
      ],
      "glosses": [
        "Initialism of statens offentliga utredningar (“official reports of the Swedish government, identified by year and number, e.g. SOU 2009:16”)."
      ],
      "links": [
        [
          "statens",
          "statens#Swedish"
        ],
        [
          "offentliga",
          "offentliga#Swedish"
        ],
        [
          "utredningar",
          "utredningar#Swedish"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of",
        "initialism"
      ]
    }
  ],
  "word": "SOU"
}