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withdrawn,object_id NRC-2012-0042-0004,NRC,NRC-2012-0042,Performance-Based Emergency Core Cooling Systems Cladding Acceptance Criteria; Extension of Comment Period,Proposed Rule,,2014-04-22T00:00:00Z,2014,4,2014-04-22T00:00:00Z,2014-08-22T03:59:59Z,2025-05-21T07:33:01Z,2014-09159,0,0,09000064816c13ae NRC-2012-0042-0002,NRC,NRC-2012-0042,Draft Regulatory Guide DG-1262 - Testing for Postquench Ductility,Other,,2014-03-24T00:00:00Z,2014,3,2014-03-24T00:00:00Z,2014-08-22T03:59:59Z,2025-05-21T07:33:07Z,,0,0,090000648167a7c8 NRC-2012-0042-0001,NRC,NRC-2012-0042,Performance-Based Emergency Core Cooling Systems Cladding Acceptance Criteria,Proposed Rule,,2014-03-24T00:00:00Z,2014,3,2014-03-24T00:00:00Z,2014-08-22T03:59:59Z,2025-05-21T07:33:07Z,2014-05562,0,0,0900006481679b1c