40 CFR Part 721 - SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES
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- Subpart A—General Provisions (§§ 721.1 - 721.47)
- Subpart B—Certain Significant New Uses (§§ 721.50 - 721.91)
- Subpart C—Recordkeeping Requirements (§§ 721.100 - 721.125)
- Subpart D—Expedited Process for Issuing Significant New Use Rules for Selected Chemical Substances and Limitation or Revocation of Selected Significant New Use Rules (§§ 721.160 - 721.185)
- Subpart E—Significant New Uses for Specific Chemical Substances (§§ 721.225 - 721.11893)
Source:
49 FR 35018, Sept. 5, 1984, unless otherwise noted.
Editorial Note:
Nomenclature changes to part 721 appear at 87 FR 39764, July 5, 2022.