word | | Legal system |
| common | Saint Kitts and Nevis | based on English common law; has not accepted compulsory ICJ jurisdiction |
| common | Saint Lucia | based on English common law; has not accepted compulsory ICJ jurisdiction |
| common | Saint Vincent and the Grenadines | based on English common law; has not accepted compulsory ICJ jurisdiction |
| common | Samoa | based on English common law and local customs; judicial review of legislative acts with respect to fundamental rights of the citizen; has not accepted compulsory ICJ jurisdiction |
| common | Seychelles | based on English common law, French civil law, and customary law; has not accepted compulsory ICJ jurisdiction |
| common | Singapore | based on English common law; has not accepted compulsory ICJ jurisdiction |
| common | Solomon Islands | English common law, which is widely disregarded; has not accepted compulsory ICJ jurisdiction |
| common | Somalia | no national system; a mixture of English common law, Italian law, Islamic Shari'a, and Somali customary law; accepts compulsory ICJ jurisdiction with reservations |
| common | South Africa | based on Roman-Dutch law and English common law; has not accepted compulsory ICJ jurisdiction |
| common | Sri Lanka | a highly complex mixture of English common law, Roman-Dutch, Kandyan, and Jaffna Tamil law; has not accepted compulsory ICJ jurisdiction |
| common | Sudan | based on English common law and Islamic law; as of 20 January 1991, the now defunct Revolutionary Command Council imposed Islamic law in the northern states; Islamic law applies to all residents ... |
| common | Tanzania | based on English common law; judicial review of legislative acts limited to matters of interpretation; has not accepted compulsory ICJ jurisdiction |
| common | Thailand | based on civil law system, with influences of common law; has not accepted compulsory ICJ jurisdiction |
| common | Tonga | based on English common law; has not accepted compulsory ICJ jurisdiction |
| common | Trinidad and Tobago | based on English common law; judicial review of legislative acts in the Supreme Court; has not accepted compulsory ICJ jurisdiction |
| common | Uganda | in 1995, the government restored the legal system to one based on English common law and customary law; accepts compulsory ICJ jurisdiction, with reservations |
| common | United Kingdom | based on common law tradition with early Roman and modern continental influences; has nonbinding judicial review of Acts of Parliament under the Human Rights Act of 1998; accepts compulsory ICJ jurisdiction, with ... |
| common | United States | federal court system based on English common law; each state has its own unique legal system, of which all but one (Louisiana, which is still influenced by the Napoleonic Code) is based ... |
| common | Yemen | based on Islamic law, Turkish law, English common law, and local tribal customary law; has not accepted compulsory ICJ jurisdiction |
| common | Zambia | based on English common law and customary law; judicial review of legislative acts in an ad hoc constitutional council; has not accepted compulsory ICJ jurisdiction |
| common | Zimbabwe | mixture of Roman-Dutch and English common law; has not accepted compulsory ICJ jurisdiction |
| Commonwealth | Ashmore and Cartier Islands | the laws of the Commonwealth of Australia and the laws of the Northern Territory of Australia, where applicable, apply |
| communist | Cambodia | ... Cambodia (UNTAC) period, royal decrees, and acts of the legislature, with influences of customary law and remnants of communist legal theory; increasing influence of common law; accepts compulsory ICJ jurisdiction with reservations |
| Communist | Croatia | based on Austro-Hungarian law system with Communist law influences; has not accepted compulsory ICJ jurisdiction |
| Communist | Cuba | based on Spanish civil law and influenced by American legal concepts, with large elements of Communist legal theory; has not accepted compulsory ICJ jurisdiction |