subchapter_subject: "TOXIC SUBSTANCES CONTROL ACT"
part_code: "702"
part_subject: "GENERAL PRACTICES AND PROCEDURES"
subpart_code: "A"
subpart_subject: "Procedures for Prioritization of Chemical Substances for Risk Evaluation"
section_number: "702.13"
section_subject: "Revision of designation."
cfr_reference: "40 CFR 702.13"
title_name: "Title 40"
title_subject: "Protection of Environment"
parts_covered: "Parts 700 to 722"
revised_date: "Revised as of July 1, 2019"
publication_date: "As of July 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
---
EPA may revise a final designation of a chemical substance from Low-Priority to High-Priority Substance at any time based on reasonably available information. To revise such a designation, EPA will re-initiate the prioritization process on that chemical substance in accordance with § 702.7, re-screen the chemical substance and propose a priority designation pursuant to § 702.9, and finalize the priority designation pursuant to § 702.11.