25 CFR § 171.230
What are my responsibilities for wastewater?
February 24, 2021
(a) You are responsible for your wastewater.
(b) Wastewater may be returned to our facilities, but only at locations we designate, in a manner we approve, and at your cost.
(c) You must not allow your wastewater to flow or collect on our facilities or roads, except at locations we designate and in a manner we approve.
(d) If you fail to comply with this section, we may withhold services to you.