25 CFR §1000.1975

1. (a)Yes, if the Department receives information that it concludes rises to the level of a threat of imminent jeopardy to a trust asset, natural resource, or the public health and safety, caused by an act or omission of a Tribe/Consortium and arises out of a failure to carry out a compact or funding agreement, the Department, as trustee, may conduct a preliminary investigation. The Department:
   1. (1)Shall promptly contract the Tribe/Consortium to discuss the nature of the threat;
   2. (2)Will follow up with notification to the Tribe/Consortium in writing, and
   3. (3)May conduct an on-site inspection upon 2 days' advance written notice to the Tribe/Consortium.
2. (b)If the preliminary investigation shows that appropriate, sufficient data are present to indicate there may be imminent jeopardy, the Secretary's designated representative shall follow the reassumption procedures in accordance with subpart M of this part.