CFR›Title 15›Subtitle B›Chapter IX›Part 921›Subpart E ContainsSections 921.40–921.41CorpusDaily eCFRDisplayed edition2026-07-16Last updated2026-07-16 Subpart E—Ongoing Oversight, Performance Evaluation and Withdrawal of Designation Sections 921.40 § 921.40 Ongoing oversight and evaluations of designated National Estuarine Research Reserves. 921.41 § 921.41 Withdrawal of designation. Previous D Subpart D—Reserve Designation and Subsequent Operation Next F Subpart F—Special Research Projects