{"abstract":null,"action":null,"agencies":[{"raw_name":"SECURITIES AND EXCHANGE COMMISSION","name":"Securities and Exchange Commission","id":466,"url":"https://www.federalregister.gov/agencies/securities-and-exchange-commission","json_url":"https://www.federalregister.gov/api/v1/agencies/466","parent_id":null,"slug":"securities-and-exchange-commission"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2008/07/23/E8-16759.html","cfr_references":[],"citation":"73 FR 42841","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":null,"disposition_notes":null,"docket_ids":["Release No. 34-58171","File No. SR-CBOE-2008-31"],"dockets":[],"document_number":"E8-16759","effective_on":null,"end_page":42844,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2008/07/23/E8-16759.xml","html_url":"https://www.federalregister.gov/documents/2008/07/23/E8-16759/self-regulatory-organizations-chicago-board-options-exchange-incorporated-order-approving-proposed","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/E8-16759?publication_date=2008-07-23","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2008-07-23/E8-16759/mods.xml","not_received_for_publication":null,"page_length":4,"page_views":{"count":19,"last_updated":"2026-07-26 18:15:03 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2008-07-23/pdf/E8-16759.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":null,"publication_date":"2008-07-23","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2008/07/23/E8-16759.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2011-11-14T13:16:16Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":42841,"subtype":null,"title":"Self-Regulatory Organizations; Chicago Board Options Exchange, Incorporated; Order Approving Proposed Rule Change To List and Trade CBOE S&P 500 Three-Month Realized Variance Options and CBOE S&P 500 Three-Month Realized Volatility Options","toc_doc":"Chicago Board Options Exchange, Inc.","toc_subject":"Self-Regulatory Organizations; Proposed Rule Changes:","topics":[],"type":"Notice","volume":73}