{"filing":{"accession_number":"0001292814-26-003580","cik":"0001041792","ticker":"ELPC","company_name":"ENERGY CO OF PARANA","form":"6-K","filing_date":"2026-06-23","report_date":null,"primary_document":"elp20260623_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1041792/000129281426003580/elp20260623_6k.htm"},"events":[{"id":13320,"run_id":11825,"accession_number":"0001292814-26-003580","anchor_item_number":null,"event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"summary":"The disclosure announces approval by Brazil's National Electric Energy Agency (Aneel) of a new tariff structure for Copel Distribuição's 6th Periodic Rate Review cycle, effective June 24, 2026, with an average rate increase of 20.51% for consumers. This is a material regulatory milestone affecting the company's revenue and customer rates, but does not fit the specific event categories (it is neither a discrete M\u0026A transaction, debt issuance, impairment, nor a periodic financial report). It is a significant operational/regulatory event that would affect investor assessment of the company's financial prospects.","company_name":"ENERGY CO OF PARANA","ticker":"ELPC","filing_date":"2026-06-23","form":"6-K","submitted_at":null,"items":null}],"classifications":[{"id":10429,"accession_number":"0001292814-26-003580","item_number":null,"item_title":null,"event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"The disclosure announces approval by Brazil's National Electric Energy Agency (Aneel) of a new tariff structure for Copel Distribuição's 6th Periodic Rate Review cycle, effective June 24, 2026, with an average rate increase of 20.51% for consumers. This is a material regulatory milestone affecting the company's revenue and customer rates, but does not fit the specific event categories (it is neither a discrete M\u0026A transaction, debt issuance, impairment, nor a periodic financial report). It is a significant operational/regulatory event that would affect investor assessment of the company's financial prospects.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-24T10:04:03.364648+00:00","company_name":"ENERGY CO OF PARANA","ticker":"ELPC","filing_date":"2026-06-23"}]}