North Dakota Code 38-14.1-25 – Prohibited mining practices
1. A permittee may not use any coal or commercial leonardite mine waste piles consisting of mine wastes, tailings, coal processing wastes, or other liquid or solid wastes either temporarily or permanently as dams or embankments unless approved by the commission after consultation with the department of water resources.
2. A permittee may not locate any part of the surface coal mining and reclamation operations or deposit overburden, debris, or waste materials outside the permit area for which bond has been posted, except as provided in subsection 24 of section 38-14.1-03.
3. A permittee may not deposit overburden, debris, or waste materials in such a way that normal erosion or slides brought about by natural causes will permit the same to go beyond or outside the permit area for which bond has been posted.