Environmental process | Environmental review | Purpose and Need Statement
Purpose and Need Statement legal authority
- 40 CFR 1502.13 Environmental Impact Statement-purpose and need
- 23 U.S. Code Chapter 134 Metropolitan transportation planning
- 23 CFR 771.111(f) Early coordination, public involvement, and project development
- FHWA Technical Advisory T6640.8A Guidance for preparing and processing environmental and section 4(f) documents