Mississippi National Forest Wilderness Act of 1984

Mississippi National Forest Wilderness Act of 1984 - Designates the following lands in the Desoto National Forest in Mississippi as components of the National Wilderness Preservation System: (1) the Black Creek Wilderness; and (2) the Leaf Wilderness.

Provides that the RARE II (second roadless area review and evaluation) final environmental statement (dated January 1979) with respect to national forest system lands in Mississippi shall not be subject to judicial review. Releases national forest system lands in Mississippi which were reviewed in the RARE II program from further review by the Department of Agriculture, pending the revision of initial national forest management plans. Releases lands in Mississippi reviewed in the RARE II program and not designated as wilderness from management as wilderness areas. Prohibits the Department of Agriculture from conducting any further statewide roadless area review and evaluation of national forest system lands in Mississippi without express congressional authorization. States that the provisions above shall also apply to: (1) national forest roadless lands evaluated in the Delta Unit dated February 1976; and (2) national forest roadless lands in Mississippi which are less than 5,000 acres in size.