{"abstract":"PHMSA proposes to adopt regulatory amendments to align procedures governing post-issuance administrative challenges of final rules issued by its Office of Pipeline Safety (OPS) with those governing post-issuance administrative challenges of final rules issued by its Office of Hazardous Materials Safety (OHMS).","action":"Notice of proposed rulemaking (NPRM).","agencies":[{"raw_name":"DEPARTMENT OF TRANSPORTATION","name":"Transportation Department","id":492,"url":"https://www.federalregister.gov/agencies/transportation-department","json_url":"https://www.federalregister.gov/api/v1/agencies/492","parent_id":null,"slug":"transportation-department"},{"raw_name":"Pipeline and Hazardous Materials Safety Administration","name":"Pipeline and Hazardous Materials Safety Administration","id":408,"url":"https://www.federalregister.gov/agencies/pipeline-and-hazardous-materials-safety-administration","json_url":"https://www.federalregister.gov/api/v1/agencies/408","parent_id":492,"slug":"pipeline-and-hazardous-materials-safety-administration"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2026/04/24/2026-08078.html","cfr_references":[{"chapter":null,"citation_url":null,"part":"190","title":49}],"citation":"91 FR 22083","comment_url":"http://www.regulations.gov/commenton/PHMSA-2026-1555-0001","comments_close_on":"2026-06-23","correction_of":null,"corrections":[],"dates":"Written comments on this NPRM must be submitted by June 23, 2026.","disposition_notes":null,"docket_ids":["Docket No. PHMSA-2026-1555"],"dockets":[{"supporting_documents":[],"agency_name":"PHMSA","documents":[{"comment_count":0,"comment_start_date":"2026-04-24","updated_at":"2026-04-24T12:03:27.351-04:00","comment_url":"https://www.regulations.gov/commenton/PHMSA-2026-1555-0001","allow_late_comments":false,"id":"PHMSA-2026-1555-0001","comment_end_date":"2026-06-24","regulations_dot_gov_open_for_comment":true}],"supporting_documents_count":0,"id":"PHMSA-2026-1555","title":"Administrative Rulemaking: Regulatory Procedures."}],"document_number":"2026-08078","effective_on":null,"end_page":22087,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2026/04/24/2026-08078.xml","html_url":"https://www.federalregister.gov/documents/2026/04/24/2026-08078/administrative-rulemaking-regulatory-procedures","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2026-08078?publication_date=2026-04-24","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2026-04-24/2026-08078/mods.xml","not_received_for_publication":null,"page_length":5,"page_views":{"count":78,"last_updated":"2026-04-24 18:15:03 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2026-04-24/pdf/2026-08078.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2026-08078.pdf?1776948324","publication_date":"2026-04-24","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2026/04/24/2026-08078.txt","regulation_id_number_info":{"2137-AF63":{"issue":"202504","html_url":"https://www.federalregister.gov/regulations/2137-AF63/administrative-rulemaking-regulatory-procedures","title":"Administrative Rulemaking Regulatory Procedures","xml_url":"http://www.reginfo.gov/public/do/eAgendaViewRule?pubId=202504&RIN=2137-AF63&operation=OPERATION_EXPORT_XML","priority_category":"Substantive, Nonsignificant"}},"regulation_id_numbers":["2137-AF63"],"regulations_dot_gov_info":{"supporting_documents":[],"regulatory_plan":{"html_url":"https://www.federalregister.gov/regulations/2137-AF63/administrative-rulemaking-regulatory-procedures","title":"Administrative Rulemaking Regulatory Procedures"},"comments_count":0,"agency_id":"PHMSA","comments_url":"https://www.regulations.gov/docketBrowser?rpp=50&so=DESC&sb=postedDate&po=0&dct=PS&D=PHMSA-2026-1555","supporting_documents_count":0,"docket_id":"PHMSA-2026-1555","document_id":"PHMSA-2026-1555-0001","regulation_id_number":"2137-AF63","title":"Administrative Rulemaking: Regulatory Procedures.","checked_regulationsdotgov_at":"2026-04-24T22:55:03Z"},"regulations_dot_gov_url":"http://www.regulations.gov/commenton/PHMSA-2026-1555-0001","significant":false,"signing_date":null,"start_page":22083,"subtype":null,"title":"Administrative Rulemaking: Regulatory Procedures","toc_doc":"Regulatory Procedures","toc_subject":"Administrative Rulemaking","topics":["Administrative practice and procedure","Penalties","Pipeline safety"],"type":"Proposed Rule","volume":91}