Construction groups and environmental advocates both criticize the final "waters of the United States" rule that will open to development thousands of wetland acres formerly protected.

Justices ruled unanimously that two Idaho landowners, in their second appeal before the court, should not be fined for building near wetlands that did not appear to have a direct surface connection to a larger body of water—but four cautioned in a separate opinion that the majority went too far in reducing federally protected areas.

All sides are waiting for a U.S. Supreme Court ruling by the end of June in a big Clean Water Act case.

Override of the veto faces exceptionally long odds of securing two-thirds majorities in both houses of Congress.

Opponents of the resolution probably will be unable to override a promised Biden veto.

EPA and Corps of Engineers seek clarity in rule release, but some industry groups question the move with a key related US Supreme Court case decision still ahead.

The U.S. Environmental Protection Agency and the U.S. Army Corps of Engineers plan to continue to press forward with new rules defining the types of rivers, streams and wetlands that fall under Clean Water Act protections.