{"data":{"id":"us/40-cfr-721.1900","jurisdiction":"us","citation":"40 CFR 721.1900","heading":"Substituted bromothiophene.","body":"(a) Chemical substances and significant new uses subject to reporting. (1) The chemical substance identified generically as substituted bromothiophene (P-83-769) is subject to reporting under this section for the significant new uses described in paragraph (a)(2) of this section.\n(2) The significant new uses are:\n(i) Protection in the workplace. Requirements as specified in § 721.63 (a)(4), (a)(5)(i), (a)(5)(ii), (a)(5)(iii), (a)(5)(iv), (a)(5)(v), and (a)(6)(i).\n(ii) Hazard communication program. Requirements as specified in § 721.72 (b)(1)(i)(D) and (g)(2)(iv). The provision of § 721.72(g) requiring placement of specific information in an SDS does not apply when an SDS is not required under § 721.72(c).\n(b) Specific requirements. The provisions of subpart A of this part apply to this section except as modified by this paragraph.\n(1) Recordkeeping. The following recordkeeping requirements are applicable to manufacturers, importers, and processors of this substance: § 721.125 (a), (b), (c), (d), (f), and (g).\n(2) Limitations or revocation of certain notification requirements. The provisions of § 721.185 apply to this section.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER R—TOXIC SUBSTANCES CONTROL ACT","PART 721—SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES","Subpart E—Significant New Uses for Specific Chemical Substances"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"943816405021fcc8779f34e63ea2a99b2819e963553ba5f00b8b61b5b719e348","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-721.1880","next":"us/40-cfr-721.1907"},"notice":"GroundRules: Original legal text. Not legal advice."}