25 CFR § 166.227 - How can Indian land be removed from an existing permit?
(1) The trust status of the Indian land terminates;
(2) The Indian landowners request removal of their interest, with the written approval of the majority interest of the fractionated tract to be removed, and we determine that the removal is beneficial to such interests;
(4) The permittee requests removal of the Indian land, the owners of the majority interest of the Indian land provides written approval of the removal of the Indian land, and we determine that the removal is warranted; or
The following state regulations pages link to this page.