PART 721—SIGNIFICANT NEW USES OF CHEMICAL SUBSTANCES
Editorial Note:
Nomenclature changes to part 721 appear at 87 FR 39764, July 5, 2022.
Subparts
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A
Subpart A—General Provisions Sections 721.1–721.47 -
B
Subpart B—Certain Significant New Uses Sections 721.50–721.91 -
C
Subpart C—Recordkeeping Requirements Sections 721.100–721.125 -
D
Subpart D—Expedited Process for Issuing Significant New Use Rules for Selected Chemical Substances and Limitation or Revocation of Selected Significant New Use Rules Sections 721.160–721.185 -
E
Subpart E—Significant New Uses for Specific Chemical Substances Sections 721.225–721.12111