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40 CFR § 721.3780 - Substituted and disubstituted tetrafluoro alkenes (generic).

---
identifier: "/us/cfr/t40/s721.3780"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 721.3780 - Substituted and disubstituted tetrafluoro alkenes (generic)."
title_number: 40
title_name: "Protection of Environment"
section_number: "721.3780"
section_name: "Substituted and disubstituted tetrafluoro alkenes (generic)."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "R"
subchapter_name: "TOXIC SUBSTANCES CONTROL ACT"
part_number: "721"
part_name: "SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "15 U.S.C. 2604, 2607, and 2625(c)."
regulatory_source: "49 FR 35018, Sept. 5, 1984, unless otherwise noted."
cfr_part: "721"
---

# 721.3780 Substituted and disubstituted tetrafluoro alkenes (generic).

(a) *Chemical substances and significant new uses subject to reporting.* (1) The chemical substance identified generically as substituted and disubstituted tetrafluoro alkene (PMN P-84-105) is subject to reporting under this section for the significant new uses described in paragraph (a)(1)(i) of this section.

(i) The significant new uses are:

(A) *Protection in the workplace.* Requirements as specified in § 721.63 (a)(1), (a)(3), (a)(4), (a)(5)(i), (a)(6)(v), (a)(6)(vi), (b) (concentration set at 1%), and (c).

(B) *Hazard communication program.* Requirements as specified in § 721.72 (a), (b)(2), (d), (e) (concentration set at 1%), (f), (g)(1)(i), (g)(1)(iv), (g)(2)(i), (g)(2)(ii), (g)(2)(iv), and (g)(2)(v). In addition, the precautionary statements described under § 721.72(g) shall include: This substance may cause eye irritation.

(C) *Industrial, commercial, and consumer activities.* Requirements as specified in § 721.80(g).

(ii) *Specific requirements.* The provisions of subpart A of this part apply to this section except as modified by this paragraph.

(A) *Recordkeeping.* The following recordkeeping requirements are applicable to manufacturers, importers, and processors of this substance: § 721.125 (a) through (g) and (i).

(B) *Limitations or revocation of certain notification requirements.* The provisions of § 721.185 apply to this section.

(2) The chemical substance identified generically as disubstituted tetrafluoro alkene (PMN P-84-106) is subject to reporting under this section for the significant new uses described in paragraph (a)(2)(i) of this section.

(i) The significant new uses are:

(A) *Protection in the workplace.* Requirements as specified in § 721.63 (a)(1), (a)(3), (a)(4), (a)(5)(i), (a)(6)(v), (a)(6)(vi), (b) (concentration set at 1%), and (c).

(B) *Hazard communication program.* Requirements as specified in § 721.72 (a), (b)(2), (d), (e) (concentration set at 1%), (f), (g)(1)(i), (g)(1)(iv), (g)(1)(v), (g)(2)(i), (g)(2)(ii), (g)(2)(iv), and (g)(2)(v). In addition, the precautionary statements described under § 721.72(g) shall include: This substance may cause eye irritation.

(C) *Industrial, commercial, and consumer activities.* Requirements as specified in § 721.80(g).

(ii) *Specific requirements.* The provisions of subpart A of this part apply to this section except as modified by this paragraph.

(A) *Recordkeeping.* The following recordkeeping requirements are applicable to manufacturers, importers, and processors of this substance: § 721.125 (a) through (g) and (i).

(B) *Limitations or revocation of certain notification requirements.* The provisions of § 721.185 apply to this section.

(3) The chemical substance identified generically as disubstituted tetrafluoro alkene (PMN P-84-107) is subject to reporting under this section for the significant new uses described in paragraph (a)(3)(i) of this section.

(i) The significant new uses are:

(A) *Protection in the workplace.* Requirements as specified in § 721.63 (a)(1), (a)(3), (a)(4), (a)(5)(i), (a)(6)(v), (a)(6)(vi), (b) (concentration set at 1%), and (c).

(B) *Hazard communication program.* Requirements as specified in § 721.72 (a), (b)(2), (d), (e) (concentration set at 1%), (f), (g)(1)(iv), (g)(2)(i), (g)(2)(ii), (g)(2)(iv), and (g)(2)(v). In addition, the precautionary statements described under § 721.72(g) shall include: This substance may cause eye irritation.

(C) *Industrial, commercial, and consumer activities.* Requirements as specified in § 721.80(g).

(ii) *Specific requirements.* The provisions of subpart A of this part apply to this section except as modified by this paragraph.

(A) *Recordkeeping.* The following recordkeeping requirements are applicable to manufacturers, importers, and processors of this substance: § 721.125 (a) through (g) and (i).

(B) *Limitations or revocation of certain notification requirements.* The provisions of § 721.185 apply to this section.

[67 FR 17649, Apr. 11, 2002]