{"id":"ab9f174f-19ac-4a0e-938b-c0931cf43049","type":"DATASET","name":"BKG VG250 — Länder (Verwaltungsgebiete 1:250 000)","slug":"bkg-vg250-laender","description":"The 16 German Länder from VG250, the Federal Agency for Cartography and Geodesy's official administrative-areas dataset (vintage 1 January), served by BKG's own WFS 2.0 (sgx.geodatenzentrum.de/wfs_vg250, layer vg250:vg250_lan) as GeoJSON in EPSG:25832. Each row carries the official keys ags and ars (the two-digit Land key, 01 to 16), the name (gen), the designation (bez: Land, Freistaat, Freie und Hansestadt), the NUTS-1 code and the polygon. The entry is served restricted to gf (Geofaktor) 4, the land surface, by the GeoServer parameter CQL_FILTER=gf=4 carried in every request (visible in upstream_url): 16 rows, exactly one per Land, so ags=09 is Bayern. The unrestricted layer holds 34 rows; its gf 1 to 3 rows are North Sea, Baltic and Bodensee surfaces under the SAME ags (e.g. \"Bayern (Bodensee)\"), and BKG documents that every unit has exactly one gf=4 record. Free, keyless, Datenlizenz Deutschland Namensnennung 2.0.","free_access_class":"FREE_NO_AUTH","auth_type":"NONE","homepage_url":"https://gdz.bkg.bund.de/index.php/default/verwaltungsgebiete-1-250-000-stand-01-01-vg250-01-01.html","docs_url":"https://sg.geodatenzentrum.de/web_public/gdz/dokumentation/deu/vg250.pdf","repo_url":null,"status":"ACTIVE","verification_state":"VERIFIED","tags":["territories","boundaries","germany"],"logo_url":null,"primary_source_url":"https://sgx.geodatenzentrum.de/wfs_vg250?service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250:vg250_lan&count=1&propertyName=ags,gen&outputFormat=application/json&CQL_FILTER=gf%3D4","extraction_confidence":"0.95","created_at":"2026-08-16T12:00:00.000Z","updated_at":"2026-10-12T21:29:07.973Z","last_verified_at":"2026-10-12T20:45:27.549Z","deprecated_at":null,"ranking_score":62,"last_ranked_at":"2026-10-12T20:46:45.701Z","last_seen_at":null,"last_validated_at":null,"last_uptime_at":"2026-10-12T21:29:07.973Z","search_vector":"'-1':80B,250B '/wfs_vg250,':39B,209B '000':7A,177A '01':64B,234B '09':121B,291B '1':5A,28B,132B,175A,198B,302B '16':9B,66B,113B,179B,236B,283B '2.0':36B,167B,206B,337B '250':6A,176A '25832':48B,218B '3':134B,304B '34':128B,298B '4':93B,104B,160B,263B,274B,330B 'administr':24B 'administrative':194B 'administrative-area':23B 'administrative-areas':193B 'ag':55B,120B,146B 'agenc':16B 'agency':186B 'ags':225B,290B,316B 'and':189B,226B,252B,310B,320B 'ar':57B 'are':306B 'area':25B 'areas':195B 'ars':227B 'as':214B 'baltic':139B,309B 'bayern':123B,148B,293B,318B 'bez':72B,242B 'bkg':1A,32B,151B,171A,202B,321B 'bodense':141B,149B 'bodensee':311B,319B 'boundari':169C 'by':201B,267B 'carri':51B,105B 'carried':275B 'carries':221B 'cartographi':18B 'cartography':188B 'code':81B,251B 'cql':101B,271B 'dataset':26B,196B 'datenlizenz':164B,334B 'design':71B 'designation':241B 'deutschland':165B,335B 'digit':61B,231B 'document':152B 'documents':322B 'e.g':147B,317B 'each':219B 'entri':86B 'entry':256B 'epsg':47B,217B 'everi':107B,154B 'every':277B,324B 'exact':115B,157B 'exactly':285B,327B 'feder':15B 'federal':185B 'filter':102B,272B 'for':187B 'free':162B,332B 'freie':75B,245B 'freistaat':74B,244B 'from':182B 'gen':69B,239B 'geodesi':20B 'geodesy':190B 'geofaktor':92B,262B 'geojson':45B,215B 'geoserv':99B 'geoserver':269B 'german':10B,180B 'germani':170C 'gf':91B,103B,131B,159B,261B,273B,301B,329B 'hansestadt':77B,247B 'has':326B 'hold':127B 'holds':297B 'in':216B,276B,280B 'is':257B,292B 'its':300B 'januari':29B 'january':199B 'key':54B,63B,233B 'keyless':163B,333B 'keys':224B 'lan':43B,213B 'land':62B,73B,95B,118B,232B,243B,265B,288B 'lander':173A,181B 'layer':40B,126B,210B,296B 'länder':3A,11B 'name':68B,238B 'namensnennung':166B,336B 'north':137B,307B 'nut':79B 'nuts':249B 'offici':22B,53B 'official':192B,223B 'one':116B,158B,286B,328B 'own':204B 'paramet':100B 'parameter':270B 'per':117B,287B 'polygon':84B,254B 'record':161B,331B 'request':108B,278B 'restrict':89B 'restricted':259B 'row':50B,114B,129B,135B,220B 'rows':284B,299B,305B 's':191B,203B 'same':315B 'sea':138B,308B 'serv':30B,88B 'served':200B,258B 'sgx.geodatenzentrum.de':38B,208B 'sgx.geodatenzentrum.de/wfs_vg250,':37B,207B 'so':289B 'surfac':96B,142B 'surface':266B 'surfaces':312B 'territori':168C 'that':323B 'the':178B,184B,222B,228B,237B,240B,248B,253B,255B,264B,268B,294B,314B 'to':235B,260B,303B 'two':60B,230B 'two-digit':59B,229B 'und':76B,246B 'under':313B 'unit':155B,325B 'unrestrict':125B 'unrestricted':295B 'upstream':111B,281B 'url':112B,282B 'verwaltungsgebiet':4A 'verwaltungsgebiete':174A 'vg250':2A,13B,41B,42B,172A,183B,211B,212B 'vintag':27B 'vintage':197B 'visibl':109B 'visible':279B 'wfs':35B,205B","popularity_score":"0.0000","maintenance_score":"0.7000","institution_id":"b766b4c4-7426-44bf-87d5-fa6480094cee","institution_type":"AGENCY","country_code":"DE","official_confidence":95,"proof_summary":"BKG's own WFS (sgx.geodatenzentrum.de/wfs_vg250), probed live 2026-10-12: vg250:vg250_lan numberMatched 34, 16 with CQL_FILTER=gf=4 (one per Land, ags 01..16), GeoJSON output 200; licence dl-de/by-2-0 stated in the service capabilities and on gdz.bkg.bund.de.","source_seed_url":null,"is_public_sector":true,"published_at":"2026-08-16T12:00:00.000Z","geographic_scope":"NATIONAL","name_en":null,"description_en":null,"native_lang":"de","access_level":"direct","formats":["GEOJSON"],"capability_tier":"live","trust_score":85.17307692307692,"merged_into_entry_id":null,"identity_key":"DATASET|https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&count=1&outputFormat=application/json&propertyName=ags,gen&request=GetFeature&service=WFS&typeNames=vg250:vg250_lan&version=2.0.0|bkg vg250 — länder (verwaltungsgebiete 1:250 000)","upstream_ref":null,"content_changed_at":"2026-10-12T20:45:13.770Z","title_qualifier":null,"access":{"level":"direct","primary":{"kind":"download","label":"Download GEOJSON","method":"GET","url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250%3Avg250_lan&count=10000&outputFormat=application%2Fjson","format":"GEOJSON","source":"distribution","runnable":true},"actions":[{"kind":"download","label":"Download GEOJSON","method":"GET","url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250%3Avg250_lan&count=10000&outputFormat=application%2Fjson","format":"GEOJSON","source":"distribution","runnable":true},{"kind":"query","label":"Query features","method":"GET","url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250%3Avg250_lan&count=5&outputFormat=application%2Fjson","source":"query_example","runnable":true,"direct":true},{"kind":"query","label":"GetFeature","method":"GET","url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetFeature&typeNames=%3Cfeature+type%3E&count=5&outputFormat=application%2Fjson","source":"query_example","runnable":true,"direct":true},{"kind":"query","label":"GetCapabilities","method":"GET","url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetCapabilities","source":"query_example","runnable":true,"direct":false},{"kind":"landing","label":"Open source page","method":"GET","url":"https://gdz.bkg.bund.de/index.php/default/verwaltungsgebiete-1-250-000-stand-01-01-vg250-01-01.html","source":"landing_page","runnable":false},{"kind":"landing","label":"Read the docs","method":"GET","url":"https://sg.geodatenzentrum.de/web_public/gdz/dokumentation/deu/vg250.pdf","source":"docs","runnable":false},{"kind":"landing","label":"Open source record","method":"GET","url":"https://sgx.geodatenzentrum.de/wfs_vg250?service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250:vg250_lan&count=1&propertyName=ags,gen&outputFormat=application/json&CQL_FILTER=gf%3D4","source":"primary_source","runnable":false}],"formats":["GEOJSON"]},"maturity":{"entry_id":"ab9f174f-19ac-4a0e-938b-c0931cf43049","granularity":"entry","granularity_label":"One unit = one catalog entry. A PROXY for the SCOPE.md §4 ladder, which governs source families, not entries: a family with 400 entries moves this reading 400 times as much as a family with one. Never compare or combine with the source_family reading.","level":"joinable","level_index":5,"level_label":"Joinable","meaning":"Canonical identifiers and concepts mapped","counts_as_coverage":true,"blocked_by":null,"rungs":[{"level":"discovered","level_index":1,"label":"Discovered","meaning":"Source and metadata recorded","evidence":"membership of the named population the ladder is taken over","counts_as_coverage":false,"met":true,"reached":true,"criterion":"TRUE"},{"level":"verified","level_index":2,"label":"Verified","meaning":"Access tested successfully","evidence":"entries.verification_state = 'VERIFIED'","counts_as_coverage":false,"met":true,"reached":true,"criterion":"entries.verification_state = 'VERIFIED'"},{"level":"profiled","level_index":3,"label":"Profiled","meaning":"Schema, dimensions and licence understood","evidence":"a data profile with at least one field (entry_data_profiles.field_count > 0)","counts_as_coverage":false,"met":true,"reached":true,"criterion":"EXISTS (SELECT 1 FROM entry_data_profiles p WHERE p.entry_id = entries.id AND COALESCE(p.field_count, 0) > 0)"},{"level":"executable","level_index":4,"label":"Executable","meaning":"Queries run through Commodity","evidence":"entries.capability_tier = 'live' — today's proxy for \"queryable through us\"","counts_as_coverage":true,"met":true,"reached":true,"criterion":"entries.capability_tier = 'live'"},{"level":"joinable","level_index":5,"label":"Joinable","meaning":"Canonical identifiers and concepts mapped","evidence":"a field link to a canonical identifier whose sampled VALUES match its format","counts_as_coverage":true,"met":true,"reached":true,"criterion":"EXISTS (SELECT 1 FROM entry_field_links efl WHERE efl.entry_id = entries.id AND efl.identifier_id IS NOT NULL AND efl.value_status = 'match')"},{"level":"reproducible","level_index":6,"label":"Reproducible","meaning":"Snapshots and transformation evidence retained","evidence":"at least one retained evidence manifest (migration 078)","counts_as_coverage":true,"met":false,"reached":false,"criterion":"EXISTS (SELECT 1 FROM evidence_manifests em WHERE em.entry_id = entries.id)"},{"level":"guaranteed","level_index":7,"label":"Guaranteed","meaning":"Monitored against an operational reliability target","evidence":"an active reliability target with a named monitor (migration 096)","counts_as_coverage":true,"met":false,"reached":false,"criterion":"EXISTS (SELECT 1 FROM entry_reliability_targets rt WHERE rt.entry_id = entries.id AND rt.is_active = true)"}],"officialness":{"basis":"per_item_proven","label":"Proven for this item: its own proof signals scored >= 80 AND it matched a registered public institution, so it would have been APPROVED on its own evidence.","proof_confidence":95,"proven_threshold":80,"institution_id":"b766b4c4-7426-44bf-87d5-fa6480094cee","definition":"CASE WHEN COALESCE(entries.is_public_sector, false) IS NOT TRUE THEN 'not_official' WHEN COALESCE(entries.official_confidence, 0) >= 80 AND entries.institution_id IS NOT NULL THEN 'per_item_proven' ELSE 'catalog_inherited' END"},"source_family":{"key":"sgx.geodatenzentrum.de","label":"One unit = one source family, approximated by the serving host of the entry's primary source URL (e.g. bdl.stat.gov.pl). A COMPUTED stand-in for the curated families of SCOPE.md §5, which no table holds yet. A family sits at the highest level any of its entries has reached, because a family is integrated to the depth of its deepest working integration. Never compare or combine with the entry reading."},"generated_at":"2026-10-12T23:27:10.229Z"},"api_details":null,"dataset_details":{"id":"dc89b7c4-1bf0-4542-b887-1c33dc23bdbe","entry_id":"ab9f174f-19ac-4a0e-938b-c0931cf43049","upstream_issued":null,"upstream_modified":null,"themes":[],"update_frequency":"annual","temporal_start":null,"temporal_end":null,"spatial_coverage":"Germany","landing_page":"https://gdz.bkg.bund.de/index.php/default/verwaltungsgebiete-1-250-000-stand-01-01-vg250-01-01.html","license_id":"dl-de-by-2.0","license_raw":"Datenlizenz Deutschland Namensnennung 2.0 (https://www.govdata.de/dl-de/by-2-0), stated in the WFS capabilities (ows:Fees) and on the product page. Quellenvermerk dictated by BKG: \"© BKG (Jahr des letzten Datenbezugs) dl-de/by-2-0, Datenquellen: https://sg.geodatenzentrum.de/web_public/gdz/datenquellen/datenquellen_vg_nuts.pdf\". Fetched 2026-10-12.","has_documentation":false,"has_data_dictionary":false,"has_versioning":false,"source_portal":"wfs","source_portal_url":null,"created_at":"2026-10-12T20:40:26.521Z","updated_at":"2026-10-12T20:45:13.434Z","publisher":"Dienstleistungszentrum des Bundes für Geoinformation und Geodäsie","publisher_url":"https://www.bkg.bund.de","distributions":[{"id":"0c5492e2-4aff-40f7-a7e7-a989c987be35","dataset_details_id":"dc89b7c4-1bf0-4542-b887-1c33dc23bdbe","title":"vg250:vg250_lan (GeoJSON)","description":null,"access_url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250%3Avg250_lan&count=10000&outputFormat=application%2Fjson","download_url":"https://sgx.geodatenzentrum.de/wfs_vg250?CQL_FILTER=gf%3D4&service=WFS&version=2.0.0&request=GetFeature&typeNames=vg250%3Avg250_lan&count=10000&outputFormat=application%2Fjson","media_type":"application/geo+json","format":"geojson","byte_size":null,"license_id":null,"license_raw":null,"last_checked_at":"2026-10-12T21:29:07.327Z","is_available":true,"last_http_status":200,"created_at":"2026-10-12T20:45:11.716Z","updated_at":"2026-10-12T21:29:07.327Z"}],"license":{"id":"dl-de-by-2.0","spdx_id":null,"name":"Data licence Germany — attribution 2.0 (DL-DE-BY-2.0)","url":"https://www.govdata.de/dl-de/by-2-0","is_open":true,"is_redistributable":true,"requires_attribution":true,"category":"national","notes":null,"created_at":"2026-06-12T16:29:19.729Z"}},"license":{"id":"dl-de-by-2.0","spdx_id":null,"name":"Data licence Germany — attribution 2.0 (DL-DE-BY-2.0)","url":"https://www.govdata.de/dl-de/by-2-0","is_open":true,"is_redistributable":true,"requires_attribution":true,"category":"national","notes":null,"created_at":"2026-06-12T16:29:19.729Z"},"reuse":{"license_id":"dl-de-by-2.0","license_name":"Data licence Germany — attribution 2.0 (DL-DE-BY-2.0)","license_url":"https://www.govdata.de/dl-de/by-2-0","commercial_use":{"status":"yes","value":true},"redistribution":{"status":"yes","value":true},"attribution_required":{"status":"yes","value":true},"share_alike":{"status":"no","value":false},"personal_data_warning":{"status":"unknown","value":null},"cache_and_mirror":{"status":"yes","value":true},"undetermined":["personal_data_warning"],"basis":"licence_text","confidence":0.95,"confidence_tier":"high","source_text":"Lizenztext: die Daten duerfen \"vervielfaeltigt, ausgedruckt, praesentiert, veraendert, bearbeitet sowie an Dritte uebermittelt werden\" und \"zusammengefuehrt und zu selbstaendigen neuen Datensaetzen verbunden werden\", fuer kommerzielle wie nicht kommerzielle Nutzung. Pflicht ist ein Quellenvermerk mit \"Bezeichnung des Bereitstellers nach dessen Massgabe\", dem Zusatz \"Datenlizenz Deutschland - Namensnennung - Version 2.0\" und \"einen Verweis auf den Datensatz (URI)\"; Aenderungen sind kenntlich zu machen. Keine Share-Alike-Klausel. Zu personenbezogenen Daten sagt der Text nichts, daher bleibt dieses Feld offen.","source_url":"https://www.govdata.de/dl-de/by-2-0","reviewed_at":null},"license_raw":"Datenlizenz Deutschland Namensnennung 2.0 (https://www.govdata.de/dl-de/by-2-0), stated in the WFS capabilities (ows:Fees) and on the product page. Quellenvermerk dictated by BKG: \"© BKG (Jahr des letzten Datenbezugs) dl-de/by-2-0, Datenquellen: https://sg.geodatenzentrum.de/web_public/gdz/datenquellen/datenquellen_vg_nuts.pdf\". Fetched 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