A shipboard oil pollution emergency plan is required of （）.
- Aall vessels, regardless of size and commercial application
- Bany barge or other ship which is constructed or operated in such a manner that no oil in any form can be carried aboard
- Can oil tanker of 150 gross tons or above, or other ship of 400 gross tons or above
- Dan oil tanker of 400 gross tons and above, or other ships of 150 gross tons and above