Asbestos Part 1: Chrysotile Asbestos; Regulation of Certain Conditions of Use Under Section 6(a) of the Toxic Substances Control Act (TSCA); Notice of Data Availability and Request for Comment

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Environmental Protection Agency 40 CFR Part 751 [EPA-HQ-OPPT-2021-0057; FRL-8332-04-OCSPP] RIN 2070-AK86 AGENCY: Environmental Protection Agency (EPA). ACTION: Proposed rule, notice of data availability. SUMMARY: The Environmental Protection Agency (EPA) is announcing the availability of and soliciting public comment on additional data received by EPA related to the proposed rule for Part 1: Chrysotile Asbestos; Regulations of Certain Conditions of Use under TSCA. These additional data pertain to chrysotile asbestos diaphragms used in the chlor-alkali industry and chrysotile asbestos-containing sheet gaskets used in chemical production and may be used by EPA in the development of the final rule, including EPA's determination of what constitutes “as soon as practicable” with regard to the proposed chrysotile asbestos prohibition compliance dates for these uses. DATES: Comments must be received on or before April 17, 2023. ADDRESSES: Submit your comments, identified by docket identification (ID) number EPA-HQ-OPPT-2021-0057, using the Federal eRulemaking Portal at https://www.regulations.gov . Follow the online instructions for submitting comments. Do not submit electronically any information you consider to be Confidential Business Information (CBI) or other information whose disclosure is restricted by statute. Additional instructions on commenting or visiting the docket, along with more information about dockets generally, is available at https://www.epa.gov/&#82…