40 CFR § 35.2114
Value engineering
June 9, 2020
(a) If the project has not received Step 2 grant assistance the applicant shall conduct value engineering if the total estimated cost of building the treatment works is more than $10 million.
(b) The value engineering recommendations shall be implemented to the maximum extent feasible.
(Approved by the Office of Management and Budget under control number 2040-0027)