{"abstract":"This notice of filing announces that a petition has been filed requesting that methylene diphenyl diisocyanate ((C<INF>8</INF>H<INF>6</INF>NO)(C<INF>8</INF>H<INF>5</INF>NO)<INF>n-2</INF> (C<INF>7</INF>H<INF>4</INF>NO); n=2.0-3.0), also known as \"MDI,\" be added to the list of taxable substances. This notice of filing also requests comments on the petition. This notice of filing is not a determination that the list of taxable substances is modified.","action":"Notice of filing and request for comments.","agencies":[{"raw_name":"DEPARTMENT OF THE TREASURY","name":"Treasury Department","id":497,"url":"https://www.federalregister.gov/agencies/treasury-department","json_url":"https://www.federalregister.gov/api/v1/agencies/497","parent_id":null,"slug":"treasury-department"},{"raw_name":"Internal Revenue Service","name":"Internal Revenue Service","id":254,"url":"https://www.federalregister.gov/agencies/internal-revenue-service","json_url":"https://www.federalregister.gov/api/v1/agencies/254","parent_id":497,"slug":"internal-revenue-service"}],"body_html_url":"https://www.federalregister.gov/documents/full_text/html/2026/08/26/2026-17432.html","cfr_references":[],"citation":"91 FR 55166","comment_url":null,"comments_close_on":null,"correction_of":null,"corrections":[],"dates":"Written comments and requests for a public hearing must be received on or before October 26, 2026.","disposition_notes":null,"docket_ids":[],"dockets":[],"document_number":"2026-17432","effective_on":null,"end_page":55167,"executive_order_notes":null,"executive_order_number":null,"full_text_xml_url":"https://www.federalregister.gov/documents/full_text/xml/2026/08/26/2026-17432.xml","html_url":"https://www.federalregister.gov/documents/2026/08/26/2026-17432/superfund-tax-on-chemical-substances-request-to-modify-list-of-taxable-substances-notice-of-filing","images":{},"images_metadata":{},"json_url":"https://www.federalregister.gov/api/v1/documents/2026-17432?publication_date=2026-08-26","mods_url":"https://www.govinfo.gov/metadata/granule/FR-2026-08-26/2026-17432/mods.xml","not_received_for_publication":null,"page_length":2,"page_views":{"count":201,"last_updated":"2026-10-22 20:15:04 -0400"},"pdf_url":"https://www.govinfo.gov/content/pkg/FR-2026-08-26/pdf/2026-17432.pdf","presidential_document_number":null,"proclamation_number":null,"public_inspection_pdf_url":"https://public-inspection.federalregister.gov/2026-17432.pdf?1787661918","publication_date":"2026-08-26","raw_text_url":"https://www.federalregister.gov/documents/full_text/text/2026/08/26/2026-17432.txt","regulation_id_number_info":{},"regulation_id_numbers":[],"regulations_dot_gov_info":{"checked_regulationsdotgov_at":"2026-08-26T08:02:14Z"},"regulations_dot_gov_url":null,"significant":null,"signing_date":null,"start_page":55166,"subtype":null,"title":"Superfund Tax on Chemical Substances; Request To Modify List of Taxable Substances; Notice of Filing for Methylene Diphenyl Diisocyanate; n=2.0-3.0","toc_doc":"Methylene Diphenyl Diisocyanate","toc_subject":"Superfund Tax on Chemical Substances; Request to Modify List of Taxable Substances","topics":[],"type":"Notice","volume":91}