CFR›Title 15›Subtitle B›Chapter IX›15 CFR Part 990 Citation15 CFR Part 990ContainsSubparts Subpart A–Subpart FCorpusDaily eCFRDisplayed edition2026-10-01Last updated2026-10-01 PART 990—NATURAL RESOURCE DAMAGE ASSESSMENTS Subparts Subpart A Subpart A—Introduction Subpart B Subpart B—Authorities Subpart C Subpart C—Definitions Subpart D Subpart D—Preassessment Phase Subpart E Subpart E—Restoration Planning Phase Subpart F Subpart F—Restoration Implementation Phase Authority33 U.S.C. 2701 et seq.Source61 FR 500, Jan. 5, 1996, unless otherwise noted.