15 C.F.R. § 922.184
(a) The following activities are prohibited and thus unlawful for any person to conduct or cause to be conducted.
(5) Discharging or depositing any material or other matter in the Sanctuary; altering the seabed of the Sanctuary; or discharging or depositing any material or other matter outside the Sanctuary if the discharge or deposit subsequently enters and injures a humpback whale or humpback whale habitat, provided that such activity:
(ii) Is conducted: