{"filing":{"accession_number":"0001193125-26-336170","cik":"0000931182","ticker":null,"company_name":"ERP OPERATING LTD PARTNERSHIP","form":"8-K","filing_date":"2026-08-06","report_date":"2026-08-04","primary_document":"d176052d8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/931182/000119312526336170/d176052d8k.htm"},"events":[{"id":25500,"run_id":23143,"accession_number":"0001193125-26-336170","anchor_item_number":"8.01","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"summary":"The Company agreed to issue $1.0 billion in aggregate principal amount of senior notes ($600 million 2031 Notes at 4.950% and $400 million 2036 Notes at 5.450%) pursuant to a Terms Agreement dated August 4, 2026. This is a material creation of direct financial obligations disclosed under Item 8.01, representing a significant debt issuance by the operating partnership of Equity Residential.","company_name":"ERP OPERATING LTD PARTNERSHIP","ticker":null,"filing_date":"2026-08-06","form":"8-K","submitted_at":null,"items":[{"id":26341,"accession_number":"0001193125-26-336170","item_number":"8.01","item_title":"Other Events.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"The filing discloses Equity Residential's operating partnership's agreement to issue $1.0 billion in aggregate principal amount of senior notes ($600 million 4.950% Notes due 2031 and $400 million 5.450% Notes due 2036) in a public offering. This is a material creation of direct financial obligations under Item 2.03 (or disclosed under Item 8.01), representing a significant debt issuance that would affect investor assessment of the registrant's capital structure and leverage.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:49:36.616018+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":26341,"accession_number":"0001193125-26-336170","item_number":"8.01","item_title":"Other Events.","event_type":"debt_issuance","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"The filing discloses Equity Residential's operating partnership's agreement to issue $1.0 billion in aggregate principal amount of senior notes ($600 million 4.950% Notes due 2031 and $400 million 5.450% Notes due 2036) in a public offering. This is a material creation of direct financial obligations under Item 2.03 (or disclosed under Item 8.01), representing a significant debt issuance that would affect investor assessment of the registrant's capital structure and leverage.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-08T02:49:36.616018+00:00","company_name":"ERP OPERATING LTD PARTNERSHIP","ticker":null,"filing_date":"2026-08-06"}]}