Defines pending action as one in which: (1) an Indian group seeks Federal acknowledgment; (2) an Indian tribe seeks restoration to federally acknowledged status that has been terminated; (3) a federally acknowledged Indian tribe asserts trust status with respect to land within an area over which a local government exercises jurisdiction; (4) a federally acknowledged Indian tribe files a petition with the Secretary requesting that land within an area over which a local government exercises jurisdiction be taken into trust for the tribe's benefit; (5) an Indian group or federally acknowledged Indian tribe asserts a claim to land based on a treaty or a law specifically applicable to transfers of land or natural resources from, by, or on behalf of any Indian, Indian tribe, Indian group, or band of Indians; or (6) any other action or proposed action relating to an Indian group or federally acknowledged tribe determined likely to affect significantly the citizens represented by a local government.