{"abstract":"EPA has granted the California Air Resources Board (CARB) its request for a waiver of preemption and authorization to adopt and enforce California's Truck Idling Requirements. CARB's Truck Idling Requirements apply to new California-certified 2008 and subsequent model year heavy-duty diesel engines in heavy-duty diesel vehicles with a gross vehicle weight rating over 14,000 pounds, and to in-use diesel- fueled commercial vehicles with gross vehicle weight ratings over 10,000 pounds that are equipped with sleeper berths.","action":"Notice of Decision.","agencies":[{"raw_name":"ENVIRONMENTAL PROTECTION AGENCY","name":"Environmental Protection Agency","id":145,"url":"https://www.federalregister.gov/agencies/environmental-protection-agency","json_url":"https://www.federalregister.gov/api/v1/agencies/145","parent_id":null,"slug":"environmental-protection-agency"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2012/02/16/2012-3690.html","cfr_references":[],"citation":"77 FR 9239","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"Petitions for review must be filed by April 16, 2012.","disposition_notes":null,"docket_ids":["FRL-9633-1"],"dockets":[],"document_number":"2012-3690","effective_on":null,"end_page":9250,"executive_order_notes":null,"executive_order_number":null,"explanation":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2012/02/16/2012-3690.xml","html_url":"https://www.federalregister.gov/documents/2012/02/16/2012-3690/california-state-motor-vehicle-and-nonroad-engine-pollution-control-standards-truck-idling","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2012-3690?publication_date=2012-02-16","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2012-02-16/2012-3690/mods.xml","not_received_for_publication":null,"page_length":12,"page_views":{"count":834,"last_updated":"2026-04-04 14:15:05 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2012-02-16/pdf/2012-3690.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2012-03690.pdf?1329313728","publication_date":"2012-02-16","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2012/02/16/2012-3690.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2012-04-18T05:01:11Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":9239,"subtype":null,"title":"California State Motor Vehicle and Nonroad Engine Pollution Control Standards; Truck Idling Requirements; Notice of Decision","toc_doc":"Truck Idling Requirements","toc_subject":"California State Motor Vehicle and Nonroad Engine Pollution Control Standards:","topics":[],"type":"Notice","volume":77}