id,agency_id,docket_id,title,document_type,subtype,posted_date,posted_year,posted_month,comment_start_date,comment_end_date,last_modified,fr_doc_num,open_for_comment,withdrawn,object_id FAA-2010-0997-0254,FAA,FAA-2010-0997,Safety Management System for Certificated Airports,Proposed Rule,Supplemental Notice of Proposed Rulemaking (SNPRM),2021-08-24T04:00:00Z,2021,8,2021-08-24T04:00:00Z,2021-09-24T03:59:59Z,2024-11-12T23:33:16Z,2021-17847,1,0,0900006484c9fd9f