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withdrawn,object_id EPA-R06-OAR-2020-0165-0022,EPA,EPA-R06-OAR-2020-0165,"TX223.16 EPA Technical Support Document for the Texas HGB 2008 Ozone Serious Area NOx RACT SNPRM, August 2025",Supporting & Related Material,,2025-09-11T04:00:00Z,2025,9,,,2025-09-11T23:53:13Z,,0,0,09000064b8f70243 EPA-R06-OAR-2020-0165-0018,EPA,EPA-R06-OAR-2020-0165,TX223.18 2017 OTC White Paper on Control Technologies and OTC State Regulations for Nitrogen Oxides (NOx) Emissions from Eight Source Categories,Supporting & Related Material,,2025-09-05T04:00:00Z,2025,9,,,2025-09-05T21:34:33Z,,0,0,09000064b8f42294 EPA-R06-OAR-2020-0165-0017,EPA,EPA-R06-OAR-2020-0165,TX223.17 2017 EPA Chapter 117 TSD - EPA Docket No. EPA-R06-OAR-2015-0496,Supporting & Related Material,,2025-09-05T04:00:00Z,2025,9,,,2025-09-05T21:33:57Z,,0,0,09000064b8f42293 EPA-R06-OAR-2020-0165-0020,EPA,EPA-R06-OAR-2020-0165,TX223.20 Texas Rule Project No. 2002-038-117-AI Chapter 117,Supporting & Related Material,,2025-09-05T04:00:00Z,2025,9,,,2025-09-05T21:36:31Z,,0,0,09000064b8f42296 EPA-R06-OAR-2020-0165-0016,EPA,EPA-R06-OAR-2020-0165,"TX223.16 EPA Technical Support Document for the Texas HGB 2008 Ozone Serious Area NOx RACT SNPRM, August 2025",Supporting & Related Material,,2025-09-05T04:00:00Z,2025,9,,,2025-09-05T21:32:27Z,,0,0,09000064b8f44305 EPA-R06-OAR-2020-0165-0015,EPA,EPA-R06-OAR-2020-0165,"TX223.15 Air Quality State Implementation Plans; Approvals and Promulgations: Texas; Reasonably Available Control Technology in the Houston-Galveston-Brazoria Ozone Nonattainment Area, Supplemental notice of proposed rulemaking, 3 pages.",Proposed Rule,,2025-09-05T04:00:00Z,2025,9,2025-09-05T04:00:00Z,2025-10-07T03:59:59Z,2025-10-07T01:16:04Z,2025-17080,0,0,09000064b8f47a64 EPA-R06-OAR-2020-0165-0019,EPA,EPA-R06-OAR-2020-0165,TX223.19 2019 OTC Regulatory and Technical Guideline for Control of Nitrogen Oxides (NOx) Emissions from Natural Gas Pipeline Compressor Fuel‐Fired Prime Movers,Supporting & Related Material,,2025-09-05T04:00:00Z,2025,9,,,2025-09-05T21:35:08Z,,0,0,09000064b8f42295 EPA-R06-OAR-2020-0165-0021,EPA,EPA-R06-OAR-2020-0165,TX223.21 Texas Rule Project No. 2013-049-117-AI Chapter 117,Supporting & Related Material,,2025-09-05T04:00:00Z,2025,9,,,2025-09-05T21:37:03Z,,0,0,09000064b8f42297 EPA-R06-OAR-2020-0165-0011,EPA,EPA-R06-OAR-2020-0165,"TX223.11 EPA Technical Support Document for Supplemental notice of proposed rulemaking, July 2025",Supporting & Related Material,,2025-07-24T04:00:00Z,2025,7,,,2025-07-24T19:35:15Z,,0,0,0900006484a456f2 EPA-R06-OAR-2020-0165-0010,EPA,EPA-R06-OAR-2020-0165,"TX223.10 Supplemental notice of proposed rulemaking; Texas; Reasonably Available Control Technology in the Houston-Galveston-Brazoria Ozone Nonattainment Area, 3 pages.",Proposed Rule,,2025-07-24T04:00:00Z,2025,7,2025-07-24T04:00:00Z,2025-08-26T03:59:59Z,2025-08-26T09:00:18Z,2025-13904,0,0,09000064b8e9c55c