StacksVerified U.S. regulatory reference

40 CFR §372.28

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)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.
    1. (1)Chemical listing in alphabetic order.
    2. (2)Chemical categories in alphabetic order.
  2. (b)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.