To authorize continuation of a nationwide permit for discharges of dredged or fill materials into headwaters and isolated waters, and for other purposes.

Provides that, notwithstanding a contrary provision of the Federal Water Pollution Control Act, Part 330 of title 33, Code of Federal Regulations, relating to a nationwide permit for discharges of dredged or fill materials into navigable U.S. waters, shall continue as in effect on December 12, 1996, to the extent that such rules relate to nationwide permit 26. Prohibits the Secretary of the Army from modifying or rescinding such Part as it relates to such permit. Allows multiple permits under permit 26 to the extent that they do not cause more than minimal adverse effects to the environment.