An official website of the United States government.

Navigable Waters Protection Rule

Applicability Date to the 2015 Rule

On this page:

Final Rule: Definition of “Waters of the United States” – Addition of an Applicability Date to 2015 Clean Water Rule

The 2015 Clean Water Rule has been replaced by the Navigable Waters Protection Rule.

On January 31, 2018, the Environmental Protection Agency and U.S. Department of the Army (the agencies) finalized a rule adding an applicability date to the 2015 Rule defining “waters of the United States.” The final rule was published in the Federal Register on February 6, 2018. 

The proposed rule published in the Federal Register on November 22, 2017The public comment closed on December 13, 2017. Comments can be found in the docket

Public Comment Periods - Applicability Date

The agencies accepted comment on the proposed rule "Definition of 'Waters of the United States' - Addition of Applicability Date to 2015 Rule." This public comment period closed on December 13, 2017. Comments can be found in the docket.