–Intervention on the High Seas Act

The Intervention on the High Seas Act (IHSA) is aimed at preventing or responding to oil pollution from vessels.7

Coast Guard ClipperThe Act authorizes the USCG to take action to prevent, mitigate, or eliminate the danger of vessel oil pollution on the high seas in the following circumstances:

  • There is a material damage or the imminent threat of material damage to a ship or its cargo
  • This damage or threat results from a ship’s collision, stranding, or other incident
  • This damage or threat creates a grave and imminent damage to the U.S. coastline or related interests.

The U.S. can hold any person who violates a provision of the Act or refuses to cooperate with the USCG criminally liable.

7 33 U.S.C. 1471 et seq.