Regulations for the Prevention of Pollution by Oil; Annex II – Regulations for the Control of Pollution by Noxious Liquid Substances in Bulk; Annex III – Prevention of Pollution by Harmful Substances Carried by Sea in Packaged Form; Annex IV – Prevention of Pollution by Sewage from Ships; Annex V – Prevention of Pollution by Garbage from Ships; and Annex VI – Prevention of Air Pollution from Ships.