{
  "data": {
    "id": "switzerland-general-2027",
    "country": "CH",
    "country_name": "Switzerland",
    "date": "2027-10-24",
    "date_status": "declared",
    "kind": "general",
    "conditional": null,
    "timezone": "Europe/Zurich",
    "status": "scheduled",
    "last_verified_at": "2026-09-25T08:55:00Z",
    "stale": false,
    "stale_reason": null,
    "provenance": {
      "from": "researcher agent 2026-09-25: BPR (SR 161.1) arts. 19, 52, 53, 77, 80 (Fedlex, consolidated 23 Oct 2022); Federal Council ordinance AS 2025 541 on seat distribution; Fedlex SPARQL (Federal Council election reports 1999-2023); opendata.swiss eidg-wahlen-2023 and BFS news page bfspoku.github.io; parlament.ch Legislaturwechsel; SRF on Appenzell Innerrhoden",
      "licence": "CC BY 4.0 (Election Index)"
    },
    "url": "https://electionindex.org/election/switzerland-general-2027",
    "races": [
      {
        "id": "national-council",
        "key": "switzerland-general-2027/national-council",
        "name": "National Council (Nationalrat)",
        "body": "legislature-lower",
        "seats": 200,
        "polls_close_utc": "2027-10-24T10:00:00Z",
        "authority": {
          "id": "ch-bk",
          "name": "Federal Chancellery",
          "name_local": "Bundeskanzlei",
          "role": "ministry",
          "homepage": "https://www.bk.admin.ch/",
          "results_index": "https://www.bfs.admin.ch/bfs/de/home/statistiken/politik/abstimmungen.html",
          "open_data": "https://ckan.opendata.swiss/api/3/action/package_show?id=echtzeitdaten-am-abstimmungstag-zu-eidgenoessischen-abstimmungsvorlagen"
        },
        "status": "scheduled",
        "expected_stage_now": null,
        "observed": false,
        "final_observed": null,
        "final_expected": {
          "from": "2027-11-22T23:00:00Z",
          "by": "2027-12-24T22:59:59Z",
          "confidence": "precedent",
          "basis": "The national final is the Federal Council's report to the National Council with the Federal Chancellery-verified results of all lists and candidates, published in the Federal Gazette (Art. 52(3) BPR). No fixed deadline. Precedent, election day to BBl publication (Fedlex SPARQL publicationDate): 2023 day 30 (decided 15 Nov, published 21 Nov 2023, BBl 2023 2613); 2019 day 37 (26 Nov 2019); 2015 day 37 (24 Nov 2015); 2011 day 30 (22 Nov 2011) plus a supplement on day 44 (6 Dec 2011); 2007 day 37; 2003 day 30; 1999 day 44 (7 Dec 1999). BFS loaded its definitive dataset on 30 Nov 2023, day 39 (opendata.swiss eidg-wahlen-2023). Window opens at day 30 (Tue 23 Nov 2027, earliest publication) and closes at end of day 61 (Fri 24 Dec 2027), well past the slowest precedent (day 44): it errs late on purpose. Until then BFS figures are provisional."
        },
        "stages": [
          {
            "stage": "election-night",
            "from": "2027-10-24T10:00:00Z",
            "by": "2027-10-25T21:59:59Z",
            "replacedAt": "2027-11-22T23:00:00Z",
            "confidence": "estimate",
            "citation": "BFS publishes \"laufend die offiziellen provisorischen Ergebnisse\" on election Sunday via opendata.swiss (dataset eidg-wahlen-2023 description), municipality by municipality as cantons deliver (2023 intervals: from final results only up to every 5-30 minutes; BFS news 25 Sep 2023). Opening = last ballot boxes close at 12:00 local (CEST, UTC+2; DST ends 31 Oct 2027), as for federal votes. Close = end of Monday 25 Oct 2027 CEST is an ESTIMATE: no official deadline for the provisional count found. The provisional feed is corrected afterwards: in 2023 BFS fixed an aggregation error in national party strengths on 25 Oct 2023 and loaded cantonal corrections later (bfspoku.github.io/wd-poku/Info.html).",
            "source": null,
            "observedAt": null,
            "observedSource": null
          },
          {
            "stage": "intermediate-count",
            "from": "2027-10-24T22:00:00Z",
            "by": "2027-11-01T22:59:59Z",
            "replacedAt": null,
            "confidence": "announced",
            "citation": "Art. 52(2) BPR: each canton publishes the results of all candidates and lists, with notice of the right to complain, \"spätestens innert acht Tagen nach dem Wahltag im kantonalen Amtsblatt\" - by Mon 1 Nov 2027 (CET, UTC+1). These are 26 separate cantonal official results, not a national final; complaints to the cantonal government are due by the third day after that publication (Art. 77(2) BPR), then appeal to the Federal Supreme Court (Art. 80 BPR). Opening (the day after the vote) is an estimate.",
            "source": null,
            "observedAt": null,
            "observedSource": null
          },
          {
            "stage": "final-result",
            "from": "2027-11-22T23:00:00Z",
            "by": "2027-12-24T22:59:59Z",
            "replacedAt": null,
            "confidence": "precedent",
            "citation": "The national final is the Federal Council's report to the National Council with the Federal Chancellery-verified results of all lists and candidates, published in the Federal Gazette (Art. 52(3) BPR). No fixed deadline. Precedent, election day to BBl publication (Fedlex SPARQL publicationDate): 2023 day 30 (decided 15 Nov, published 21 Nov 2023, BBl 2023 2613); 2019 day 37 (26 Nov 2019); 2015 day 37 (24 Nov 2015); 2011 day 30 (22 Nov 2011) plus a supplement on day 44 (6 Dec 2011); 2007 day 37; 2003 day 30; 1999 day 44 (7 Dec 1999). BFS loaded its definitive dataset on 30 Nov 2023, day 39 (opendata.swiss eidg-wahlen-2023). Window opens at day 30 (Tue 23 Nov 2027, earliest publication) and closes at end of day 61 (Fri 24 Dec 2027), well past the slowest precedent (day 44): it errs late on purpose. Until then BFS figures are provisional.",
            "source": null,
            "observedAt": null,
            "observedSource": null
          },
          {
            "stage": "court-validation",
            "from": "2027-12-05T23:00:00Z",
            "by": "2027-12-10T22:59:59Z",
            "replacedAt": null,
            "confidence": "announced",
            "citation": "Not a court: the new National Council validates its own election (Wahlprüfung). Art. 53(1) BPR: the constituent session \"findet am siebenten Montag nach der Wahl statt\" and first establishes the validity of the elections; the council is constituted once a majority of its members' elections are declared valid - Mon 6 Dec 2027, consistent with the 52nd legislature ending 5 Dec 2027 (AS 2025 541). Precedent: 4 Dec 2023. The close (end of Fri 10 Dec 2027) is an estimate allowing for seats held back by pending complaints.",
            "source": null,
            "observedAt": null,
            "observedSource": null
          },
          {
            "stage": "government",
            "from": "2027-12-14T23:00:00Z",
            "by": null,
            "replacedAt": null,
            "confidence": "precedent",
            "citation": "The Federal Assembly (both chambers) re-elects all seven Federal Council members after each National Council election, \"jeweils am Mittwoch der zweiten Sessionswoche\" (parlament.ch, Legislaturwechsel): Wed 15 Dec 2027 if the winter session opens with the constituent session on 6 Dec 2027 (2027 session dates not yet checked). Precedent: 13 Dec 2023, day 52 (Wikipedia, Schweizer Parlamentswahlen 2023). Members take office on 1 January.",
            "source": null,
            "observedAt": null,
            "observedSource": null
          }
        ],
        "sources": [
          {
            "url": "https://www.fedlex.admin.ch/eli/cc/1978/688_688_688/de",
            "role": "timetable",
            "kind": "other",
            "kindReason": "election page without a results marker",
            "resolvable": false,
            "origin": "race",
            "note": "Federal Act on Political Rights (BPR/LDP, SR 161.1): Art. 19(1) election on the second-to-last Sunday in October; Art. 52(2) cantonal results in the cantonal gazette within 8 days; Art. 52(3) results published in the Federal Gazette; Art. 53(1) constituent session on the seventh Monday after the election, which first validates the elections; Art. 77(2) three-day complaint deadline.",
            "check": null
          },
          {
            "url": "https://www.fedlex.admin.ch/eli/oc/2025/541/de",
            "role": "timetable",
            "kind": "other",
            "kindReason": "election page without a results marker",
            "resolvable": false,
            "origin": "race",
            "note": "Federal Council ordinance of 27 Aug 2025 on the distribution of National Council seats for the 53rd legislature (AS 2025 541): 200 seats across 26 cantons; the 52nd legislature ends 5 Dec 2027.",
            "check": null
          },
          {
            "url": "https://www.parlament.ch/de/ratsbetrieb/legislatur-legislaturwechsel",
            "role": "timetable",
            "kind": "other",
            "kindReason": "no election or results marker",
            "resolvable": false,
            "origin": "race",
            "note": "Federal Assembly: constituent session on the seventh Monday after the election; Federal Council general renewal on the Wednesday of the second session week.",
            "check": null
          },
          {
            "url": "https://www.fedlex.admin.ch/eli/fga/2023/2613/de",
            "role": "see-also",
            "kind": "other",
            "kindReason": "election page without a results marker",
            "resolvable": false,
            "origin": "race",
            "note": "Precedent: Federal Council report to the National Council on the 2023 elections (decided 15 Nov 2023, published BBl 2023 2613 on 21 Nov 2023).",
            "check": null
          },
          {
            "url": "https://en.wikipedia.org/wiki/Next_Swiss_federal_election",
            "role": "see-also",
            "kind": "other",
            "kindReason": "no election or results marker",
            "resolvable": false,
            "origin": "race",
            "check": null
          },
          {
            "url": "https://www.bfs.admin.ch/bfs/de/home/statistiken/politik/abstimmungen.html",
            "role": "results-index",
            "kind": "other",
            "kindReason": "no election or results marker",
            "resolvable": false,
            "origin": "authority",
            "check": {
              "status": 400,
              "state": "broken",
              "at": "2026-09-25T05:17:00Z"
            }
          },
          {
            "url": "https://ckan.opendata.swiss/api/3/action/package_show?id=echtzeitdaten-am-abstimmungstag-zu-eidgenoessischen-abstimmungsvorlagen",
            "role": "open-data",
            "kind": "results_index",
            "kindReason": "results section without an election code",
            "resolvable": false,
            "origin": "authority",
            "check": {
              "status": 200,
              "state": "ok",
              "at": "2026-09-25T05:17:00Z"
            }
          },
          {
            "url": "https://www.bk.admin.ch/",
            "role": "authority-home",
            "kind": "emb_home",
            "kindReason": "site root: cannot answer a results question",
            "resolvable": false,
            "origin": "authority",
            "check": {
              "status": 200,
              "state": "ok",
              "at": "2026-09-25T05:17:00Z"
            }
          }
        ],
        "page_activity": [],
        "government": {
          "earliestUtc": "2027-12-14T23:00:00Z",
          "precedentDays": [
            52
          ],
          "note": "No coalition formation: the Federal Assembly elects the seven Federal Council members one by one on a single day of the winter session. Only 2023 (day 52) was checked; earlier cycles not verified here."
        },
        "url": "https://electionindex.org/election/switzerland-general-2027#national-council"
      },
      {
        "id": "council-of-states",
        "key": "switzerland-general-2027/council-of-states",
        "name": "Council of States (Ständerat)",
        "body": "legislature-upper",
        "seats": 46,
        "polls_close_utc": "2027-10-24T10:00:00Z",
        "authority": {
          "id": "ch-bk",
          "name": "Federal Chancellery",
          "name_local": "Bundeskanzlei",
          "role": "ministry",
          "homepage": "https://www.bk.admin.ch/",
          "results_index": "https://www.bfs.admin.ch/bfs/de/home/statistiken/politik/abstimmungen.html",
          "open_data": "https://ckan.opendata.swiss/api/3/action/package_show?id=echtzeitdaten-am-abstimmungstag-zu-eidgenoessischen-abstimmungsvorlagen"
        },
        "status": "scheduled",
        "expected_stage_now": null,
        "observed": false,
        "final_observed": null,
        "final_expected": {
          "from": "2027-11-21T23:00:00Z",
          "by": "2027-12-24T22:59:59Z",
          "confidence": "estimate",
          "basis": "The chamber is complete only after the last cantonal second round, and each result becomes official through the canton, not a federal act (the BPR election chapters and its Art. 77 election complaint cover the National Council only). Precedent: last second round 19 Nov 2023 (day 28); BFS loaded definitive results on 30 Nov 2023 (day 39). Window opens after the day-28 equivalent (Sun 21 Nov 2027) and closes at end of Fri 24 Dec 2027 (day 61), after the council's constituent session on the seventh Monday (6 Dec 2027): it errs late on purpose. Caveat: a court can reopen a seat much later - Schaffhausen re-ran its 2023 Council of States election on 29 Jun 2025 after Federal Supreme Court ruling 1C_467/2024 (opendata.swiss eidg-wahlen-2023)."
        },
        "stages": [
          {
            "stage": "election-night",
            "from": "2027-10-24T10:00:00Z",
            "by": "2027-10-25T21:59:59Z",
            "replacedAt": "2027-11-21T23:00:00Z",
            "confidence": "estimate",
            "citation": "First round only. The Council of States is elected under cantonal law; 45 of 46 seats are voted on 24 Oct 2027 (Appenzell Innerrhoden elects at its Landsgemeinde in spring, SRF 2023). BFS publishes the cantons' provisional first-round results with the National Council feed (opendata.swiss eidg-wahlen-2023). Opening = 12:00 local ballot close (CEST, UTC+2); close = end of Mon 25 Oct 2027 is an ESTIMATE. Seats without an absolute majority go to cantonal second rounds in November (2023: 13 seats, rounds on 12 and 19 Nov 2023). There is no national runoff and no separate runoff file: second-round dates are set canton by canton and are not researched here.",
            "source": null,
            "observedAt": null,
            "observedSource": null
          },
          {
            "stage": "final-result",
            "from": "2027-11-21T23:00:00Z",
            "by": "2027-12-24T22:59:59Z",
            "replacedAt": null,
            "confidence": "estimate",
            "citation": "The chamber is complete only after the last cantonal second round, and each result becomes official through the canton, not a federal act (the BPR election chapters and its Art. 77 election complaint cover the National Council only). Precedent: last second round 19 Nov 2023 (day 28); BFS loaded definitive results on 30 Nov 2023 (day 39). Window opens after the day-28 equivalent (Sun 21 Nov 2027) and closes at end of Fri 24 Dec 2027 (day 61), after the council's constituent session on the seventh Monday (6 Dec 2027): it errs late on purpose. Caveat: a court can reopen a seat much later - Schaffhausen re-ran its 2023 Council of States election on 29 Jun 2025 after Federal Supreme Court ruling 1C_467/2024 (opendata.swiss eidg-wahlen-2023).",
            "source": null,
            "observedAt": null,
            "observedSource": null
          }
        ],
        "sources": [
          {
            "url": "https://www.srf.ch/news/schweiz/wahlen-2023/wahlen-2023-innerrhoden/staenderat-kanton-ai-innerrhoder-staenderat-faessler-bereits-an-landsgemeinde-gewaehlt",
            "role": "see-also",
            "kind": "other",
            "kindReason": "election page without a results marker",
            "resolvable": false,
            "origin": "race",
            "note": "SRF: Appenzell Innerrhoden is the only canton that does not elect its Council of States member on federal election day; in 2023 it did so at the Landsgemeinde on 30 April 2023.",
            "check": null
          },
          {
            "url": "https://de.wikipedia.org/wiki/Schweizer_Parlamentswahlen_2023",
            "role": "see-also",
            "kind": "other",
            "kindReason": "election page without a results marker",
            "resolvable": false,
            "origin": "race",
            "note": "Precedent for second rounds: 13 of 45 seats undecided on 22 Oct 2023; second rounds on 12 Nov (four French-speaking cantons) and 19 Nov 2023 (four German-speaking cantons and Ticino).",
            "check": null
          },
          {
            "url": "https://en.wikipedia.org/wiki/Next_Swiss_federal_election",
            "role": "see-also",
            "kind": "other",
            "kindReason": "no election or results marker",
            "resolvable": false,
            "origin": "race",
            "check": null
          },
          {
            "url": "https://www.bfs.admin.ch/bfs/de/home/statistiken/politik/abstimmungen.html",
            "role": "results-index",
            "kind": "other",
            "kindReason": "no election or results marker",
            "resolvable": false,
            "origin": "authority",
            "check": {
              "status": 400,
              "state": "broken",
              "at": "2026-09-25T05:17:00Z"
            }
          },
          {
            "url": "https://ckan.opendata.swiss/api/3/action/package_show?id=echtzeitdaten-am-abstimmungstag-zu-eidgenoessischen-abstimmungsvorlagen",
            "role": "open-data",
            "kind": "results_index",
            "kindReason": "results section without an election code",
            "resolvable": false,
            "origin": "authority",
            "check": {
              "status": 200,
              "state": "ok",
              "at": "2026-09-25T05:17:00Z"
            }
          },
          {
            "url": "https://www.bk.admin.ch/",
            "role": "authority-home",
            "kind": "emb_home",
            "kindReason": "site root: cannot answer a results question",
            "resolvable": false,
            "origin": "authority",
            "check": {
              "status": 200,
              "state": "ok",
              "at": "2026-09-25T05:17:00Z"
            }
          }
        ],
        "page_activity": [],
        "government": null,
        "url": "https://electionindex.org/election/switzerland-general-2027#council-of-states"
      }
    ]
  },
  "meta": {
    "dataset_version": "2026-09-25.b5bc58a8",
    "built_at": "2026-09-25T10:56:15Z",
    "generated_at": "2026-09-25T11:23:37.044Z",
    "licence": "CC BY 4.0: credit \"Election Index (electionindex.org)\" and link to https://electionindex.org",
    "docs": "https://electionindex.org/docs"
  }
}