Regulatory Notices

An official website of the United States government

Here's how you know

Official websites use .mil

A .mil website belongs to an official U.S. Department of Defense organization in the United States.

Secure .mil websites use HTTPS

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

US Army Corps of Engineers

Northwestern Division Website

State Regulatory Programs

Category: RGP-OR

8 Apr 2026
RGP 6: BPA-Funded Habitat Improvement Projects within the state of Oregon, Permit Instrument

Expiration date: 9/7/2028
RGP 6: BPA-Funded Habitat Improvement Projects within the state of Oregon, Permit Instrument
27 Aug 2025
Regional General Permit 4-OR

Expiration date: 4/21/2027
*RGP 4: USFS and BLM Aquatic Habitat Restoration Within the State of Oregon, Permit Instrument