MONARCH-CHESTERFIELD, MISSOURI.

SEC. 3107. MONARCH-CHESTERFIELD, MISSOURI. The project for flood damage reduction, Monarch-Chesterfield, Missouri, authorized by section 101(b)(18) of the Water Resources Development Act of 2000 (114 Stat. 2578), is modified to direct the Secretary to credit, in accordance with section 221 of the Flood Control Act of 1970 (42 U.S.C. 1962d–5b), toward the non-Federal share of the cost of the project the cost of the planning, design, and construction work carried out by the non-Federal interest for the project before the date of the partnership agreement for the project.