{"abstract":"On March 21, 2011, the EPA promulgated national emission standards for the control of hazardous air pollutants from new and existing industrial, commercial, and institutional boilers and process heaters at major sources of hazardous air pollutants. On that same day, the EPA also published a notice announcing its intent to reconsider certain provisions of the final rule. The EPA subsequently issued a notice on May 18, 2011, to postpone the effective dates of the final rule until judicial review has been completed, or the agency finalizes its reconsideration of the standard, whichever is earlier. In the action to postpone the effective dates of the rule, the EPA also requested the public to submit data and information to assist the EPA in its reconsideration. Following these actions, the Administrator received several petitions for reconsideration. In response to the March 21, 2011, notice announcing its intent to initiate reconsideration and the petitions submitted, the EPA is reconsidering and requesting comment on several provisions of the final rule. Additionally, the EPA is proposing amendments and technical corrections to the final rule to clarify definitions, references, applicability, and compliance issues raised by stakeholders subject to the final rule.","action":"Proposed rule; Reconsideration of final rule.","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/2011/12/23/2011-31667.html","cfr_references":[{"chapter":null,"citation_url":null,"part":63,"title":40}],"citation":"76 FR 80598","comment_url":null,"comments_close_on":"2012-02-21","correction_of":null,"corrections":[],"dates":"Comments. Comments must be received on or before February 21, 2012.","disposition_notes":null,"docket_ids":["EPA-HQ-OAR-2002-0058","FRL-9503-6"],"dockets":[],"document_number":"2011-31667","effective_on":null,"end_page":80672,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2011/12/23/2011-31667.xml","html_url":"https://www.federalregister.gov/documents/2011/12/23/2011-31667/national-emission-standards-for-hazardous-air-pollutants-for-major-sources-industrial-commercial-and","images":{"EP23DE11.029":{"large":"https://img.federalregister.gov/EP23DE11.029/EP23DE11.029_large.png","medium":"https://img.federalregister.gov/EP23DE11.029/EP23DE11.029_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.029/EP23DE11.029_original_size.png"},"EP23DE11.028":{"large":"https://img.federalregister.gov/EP23DE11.028/EP23DE11.028_large.png","medium":"https://img.federalregister.gov/EP23DE11.028/EP23DE11.028_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.028/EP23DE11.028_original_size.png"},"EP23DE11.039":{"large":"https://img.federalregister.gov/EP23DE11.039/EP23DE11.039_large.png","medium":"https://img.federalregister.gov/EP23DE11.039/EP23DE11.039_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.039/EP23DE11.039_original_size.png"},"EP23DE11.038":{"large":"https://img.federalregister.gov/EP23DE11.038/EP23DE11.038_large.png","medium":"https://img.federalregister.gov/EP23DE11.038/EP23DE11.038_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.038/EP23DE11.038_original_size.png"},"EP23DE11.049":{"large":"https://img.federalregister.gov/EP23DE11.049/EP23DE11.049_large.png","medium":"https://img.federalregister.gov/EP23DE11.049/EP23DE11.049_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.049/EP23DE11.049_original_size.png"},"EP23DE11.037":{"large":"https://img.federalregister.gov/EP23DE11.037/EP23DE11.037_large.png","medium":"https://img.federalregister.gov/EP23DE11.037/EP23DE11.037_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.037/EP23DE11.037_original_size.png"},"EP23DE11.048":{"large":"https://img.federalregister.gov/EP23DE11.048/EP23DE11.048_large.png","medium":"https://img.federalregister.gov/EP23DE11.048/EP23DE11.048_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.048/EP23DE11.048_original_size.png"},"EP23DE11.036":{"large":"https://img.federalregister.gov/EP23DE11.036/EP23DE11.036_large.png","medium":"https://img.federalregister.gov/EP23DE11.036/EP23DE11.036_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.036/EP23DE11.036_original_size.png"},"EP23DE11.047":{"large":"https://img.federalregister.gov/EP23DE11.047/EP23DE11.047_large.png","medium":"https://img.federalregister.gov/EP23DE11.047/EP23DE11.047_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.047/EP23DE11.047_original_size.png"},"EP23DE11.035":{"large":"https://img.federalregister.gov/EP23DE11.035/EP23DE11.035_large.png","medium":"https://img.federalregister.gov/EP23DE11.035/EP23DE11.035_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.035/EP23DE11.035_original_size.png"},"EP23DE11.046":{"large":"https://img.federalregister.gov/EP23DE11.046/EP23DE11.046_large.png","medium":"https://img.federalregister.gov/EP23DE11.046/EP23DE11.046_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.046/EP23DE11.046_original_size.png"},"EP23DE11.034":{"large":"https://img.federalregister.gov/EP23DE11.034/EP23DE11.034_large.png","medium":"https://img.federalregister.gov/EP23DE11.034/EP23DE11.034_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.034/EP23DE11.034_original_size.png"},"EP23DE11.045":{"large":"https://img.federalregister.gov/EP23DE11.045/EP23DE11.045_large.png","medium":"https://img.federalregister.gov/EP23DE11.045/EP23DE11.045_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.045/EP23DE11.045_original_size.png"},"EP23DE11.033":{"large":"https://img.federalregister.gov/EP23DE11.033/EP23DE11.033_large.png","medium":"https://img.federalregister.gov/EP23DE11.033/EP23DE11.033_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.033/EP23DE11.033_original_size.png"},"EP23DE11.044":{"large":"https://img.federalregister.gov/EP23DE11.044/EP23DE11.044_large.png","medium":"https://img.federalregister.gov/EP23DE11.044/EP23DE11.044_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.044/EP23DE11.044_original_size.png"},"EP23DE11.032":{"large":"https://img.federalregister.gov/EP23DE11.032/EP23DE11.032_large.png","medium":"https://img.federalregister.gov/EP23DE11.032/EP23DE11.032_medium.png","original_size":"https://img.federalregister.gov/EP23DE11.032/EP23DE11.032_original_size.png"},"EP23DE11.043":{"large":"https://img.federalregister.gov/EP23DE11.043/EP23DE11.043_large.png","medium":"https://img.federalregister.gov/EP23DE11.043/EP23DE11.043_medium.png","origin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