{"filing":{"accession_number":"0001193125-26-269717","cik":"0001712356","ticker":"HYNLY","company_name":"Hydro One Ltd","form":"6-K","filing_date":"2026-06-12","report_date":null,"primary_document":"d157231d6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1712356/000119312526269717/d157231d6k.htm"},"events":[{"id":12148,"run_id":10711,"accession_number":"0001193125-26-269717","anchor_item_number":"EX-99.1","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"summary":"Hydro One announced filing a leave-to-construct application with the Ontario Energy Board for the Durham Kawartha Power Line, a ~$430 million transmission infrastructure investment project expected to be in service in 2029. This is a material operational and strategic business event—a major capital project announcement involving regulatory approval—that does not fit a specific named category. The scale ($430M investment), strategic importance (grid reliability and growth support), and First Nations partnership model make this material to investors assessing the company's capital deployment and operational strategy.","company_name":"Hydro One Ltd","ticker":"HYNLY","filing_date":"2026-06-12","form":"6-K","submitted_at":null,"items":[{"id":8927,"accession_number":"0001193125-26-269717","item_number":"EX-99.1","item_title":"d157231dex991.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"Hydro One announced filing a leave-to-construct application with the Ontario Energy Board for the Durham Kawartha Power Line, a ~$430 million transmission infrastructure investment project expected to be in service in 2029. This is a material operational and strategic business event—a major capital project announcement involving regulatory approval—that does not fit a specific named category. The scale ($430M investment), strategic importance (grid reliability and growth support), and First Nations partnership model make this material to investors assessing the company's capital deployment and operational strategy.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-22T02:19:20.368968+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":8927,"accession_number":"0001193125-26-269717","item_number":"EX-99.1","item_title":"d157231dex991.htm","event_type":"operational_other","event_domain":"operational","is_material":true,"confidence":0.85,"reasoning":"Hydro One announced filing a leave-to-construct application with the Ontario Energy Board for the Durham Kawartha Power Line, a ~$430 million transmission infrastructure investment project expected to be in service in 2029. This is a material operational and strategic business event—a major capital project announcement involving regulatory approval—that does not fit a specific named category. The scale ($430M investment), strategic importance (grid reliability and growth support), and First Nations partnership model make this material to investors assessing the company's capital deployment and operational strategy.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-06-22T02:19:20.368968+00:00","company_name":"Hydro One Ltd","ticker":"HYNLY","filing_date":"2026-06-12"}]}