Legal corpus: the complete U.S. Code (59,740 sections, all 53 titles)

Ingested titles 12–51 and 54 from OLRC USLM XML @119-100 (the whole Code
now, uniform edition; Title 53 is reserved/empty). LegalText 11,221 ->
59,740; repo total 105,704 records. Deterministic (byte-identical rerun,
verified on Title 42's 8,356 sections); make check green. make
legal-us-code default now covers every title.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legal/us/code/title-33/chapter-36/section-2263a.md

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+---
+type: "LegalText"
+title: "33 U.S.C. § 2263a"
+description: "Aquatic invasive species research"
+jurisdiction: "us"
+corpus: "united_states_code"
+kind: "code_section"
+title_number: 33
+title_name: "NAVIGATION AND NAVIGABLE WATERS"
+chapter_number: "36"
+chapter_name: "WATER RESOURCES DEVELOPMENT"
+section: "2263a"
+citation: "33 U.S.C. § 2263a"
+status: "current"
+release_point: "119-100"
+release_date: "2026-06-26"
+source: "official"
+source_url: "https://uscode.house.gov/download/releasepoints/us/pl/119/100/xml_usc33@119-100.zip"
+source_identifier: "/us/usc/t33/s2263a"
+source_file: "data/legal/raw/us/code/title-33/usc33.xml"
+source_hash: "55f591ae65f62ea8002badea56bc03578e0e284c9a984fbd0f2ba9ab9e816da9"
+raw_snapshot_hash: "de3d130b31eae77f8c0fc593f61b7287899297718d678d500eea123559828523"
+text_hash: "e4c265815f601be8b8e668da8290cf9023da19917efc060e0eba7d3ba83993fa"
+retrieved_at: "2026-07-04"
+confidence: "official"
+tags: ["legal", "us-code"]
+---
+
+# 33 U.S.C. § 2263a - Aquatic invasive species research
+
+## Text
+
+(a) In general As part of the ongoing activities of the Engineer Research and Development Center to address the spread and impacts of aquatic invasive species, the Secretary shall undertake research on the prevention, management, and eradication of aquatic invasive species, including Asian carp, elodea, hydrilla, quagga mussels, and zebra mussels.
+
+(b) Locations In carrying out subsection (a), the Secretary shall work with Corps of Engineers district offices representing diverse geographical regions of the continental United States that are impacted or could be impacted in the future by aquatic invasive species, such as the Atlantic, Pacific, Arctic, and Gulf Coasts, the Great Lakes, and reservoirs operated and maintained by the Secretary.
+
+(c) Report Not later than 180 days after October 23, 2018, the Secretary shall submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Environment and Public Works of the Senate a report recommending a plan to address the spread and impacts of aquatic invasive species.
+
+(Pub. L. 115–270, title I, § 1108, Oct. 23, 2018, 132 Stat. 3774; Pub. L. 116–260, div. AA, title V, § 502, Dec. 27, 2020, 134 Stat. 2744; Pub. L. 117–263, div. H, title LXXXI, § 8305(a), Dec. 23, 2022, 136 Stat. 3778.)
+
+## Notes
+
+Editorial Notes
+
+Codification Section was enacted as part of the Water Resources Development Act of 2018, and also as part of the America’s Water Infrastructure Act of 2018, and not as part of the Water Resources Development Act of 1986 which comprises this chapter.
+
+Amendments2022—Subsec. (a). Pub. L. 117–263 inserted “, hydrilla” after “elodea”. 2020—Subsec. (a). Pub. L. 116–260, § 502(1), substituted “prevention, management,” for “management” and inserted “, elodea, quagga mussels,” after “Asian carp”. Subsec. (b). Pub. L. 116–260, § 502(2), inserted “or could be impacted in the future” after “that are impacted” and substituted “Pacific, Arctic, and Gulf Coasts, the Great Lakes, and reservoirs operated and maintained by the Secretary.” for “Pacific, and Gulf coasts and the Great Lakes.”
+
+Statutory Notes and Related Subsidiaries
+
+“Secretary” Defined Secretary means the Secretary of the Army, see section 102 of Pub. L. 115–270, set out as a note under section 2201 of this title.