CFR > Title 50 - Wildlife and Fisheries > CHAPTER I—UNITED STATES FISH AND WILDLIFE SERVICE, DEPARTMENT OF THE INTERIOR > SUBCHAPTER C—THE NATIONAL WILDLIFE REFUGE SYSTEM (Parts 25–38) > PART 27—PROHIBITED ACTS > SUBPART I—Other Disturbing Violations (§27.91 to §27.97) > 27.92—Private structures.

27.92—Private structures.

No person shall without proper authority construct, install, occupy, or maintain any building, log boom, pier, dock, fence, wall, pile, anchorage, or other structure or obstruction in any national wildlife refuge.