| UNCLOS (1982) | International |
| Geneva Convention (1951) | International (refugees) |
| Montevideo Convention (1933) | International (refugees) |
| Protocol Relating to the Status of Refugees (1967) | International (refugees) |
| Convention on Biological Diversity (1993) | International |
| Rio Declaration on Environment and Development (1992) | International |
| High Seas Treaty (2022) (Proposed) | International (area) |
| Protected Area Act (2010) | Solomon Islands |
| MARPOL (1978) | International |
| Pacific Islanders Protection Act (1872) | Pacific Island States |
| Caribbean Basin Economic Recovery Act (CBERA) (1983) | Caribbean States |
| Marine Protected Area Ordinance (2016) | Pitcairn Islands |
| Suva Declaration on CC (2013) | Pacific Islands States |