USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Procedures and Guidance

Federal Transit Administration

Provides additional direction and recommendations to FTA staff who manage the environmental review process. The environmental review process SOPs supplement existing resources, such as FTA environmental regulations and various guidance documents. While initially developed for FTA staff, sponsors of FTA-funded projects may also find these SOPs useful.

Federal Highway Administration

Website serves as the one-stop-shop for topics related to the FHWA’s environmental program. It contains technical information and tools that are  intended to assist and accelerate the NEPA reviews of Federal-aid and Federal Lands highway projects throughout the United States.

Federal Aviation Administration

Provides explanatory guidance for environmental impact analysis performed to comply with NEPA, the CEQ Regulations, and FAA Order 1050.1.

Fish and Wildlife Service

Guidance for FWS participation in other agencies' NEPA processes and review of environmental documents.