§372.28. Lower thresholds for chemicals of special concern.
40 C.F.R. § 372.28
Notwithstanding § 372.25 or § 372.27, for the toxic chemicals set forth in this section, the threshold amounts for manufacturing (including importing), processing, and otherwise using such toxic chemicals are as set forth in this section.
Chemical listing in alphabetic order.
Chemical categories in alphabetic order.
The threshold determination provisions under § 372.25(c) through (h) and the exemptions under § 372.38(b) through (h) are applicable to the toxic chemicals listed in paragraph (a) of this section.
Notes, amendments, and revision history
Amendments
[64 FR 58750, Oct. 29, 1999, as amended at 66 FR 4527, Jan. 17, 2001; 75 FR 72733, Nov. 26, 2010; 81 FR 85444, Nov. 28, 2016; 85 FR 42314, July 14, 2020; 87 FR 73486, Nov. 30, 2022; 88 FR 74368, Oct. 31, 2023]
Authority
Authority: 42 U.S.C. 11023 and 11048.
Source
Source: 53 FR 4525, Feb. 16, 1988, unless otherwise noted.
Amendments
[64 FR 58750, Oct. 29, 1999, as amended at 66 FR 4527, Jan. 17, 2001; 75 FR 72733, Nov. 26, 2010; 81 FR 85444, Nov. 28, 2016; 85 FR 42314, July 14, 2020; 87 FR 73486, Nov. 30, 2022; 88 FR 74368, Oct. 31, 2023]