word | | Legal system |
| common | Samoa | mixed legal system of English common law and customary law; judicial review of legislative acts with respect to fundamental rights of the citizen |
| common | Seychelles | mixed legal system of English common law, French civil law, and customary law |
| common | Sierra Leone | mixed legal system of English common law and customary law |
| common | Singapore | English common law |
| common | Sint Maarten | based on Dutch civil law system with some English common law influence |
| common | Solomon Islands | mixed legal system of English common law and customary law |
| common | South Africa | mixed legal system of Roman-Dutch civil law, English common law, and customary law |
| common | Sri Lanka | mixed legal system of Roman-Dutch civil law, English common law, and Jaffna Tamil customary law |
| common | Sudan | mixed legal system of Islamic law and English common law |
| common | Swaziland | mixed legal system of civil, common, and customary law |
| common | Tanzania | English common law; judicial review of legislative acts limited to matters of interpretation |
| common | Thailand | civil law system with common law influences |
| common | Tokelau | common law system of New Zealand |
| common | Tonga | English common law |
| common | Trinidad and Tobago | English common law; judicial review of legislative acts in the Supreme Court |
| common | Turks and Caicos Islands | mixed legal system of English common law and civil law |
| common | Tuvalu | mixed legal system of English common law and local customary law |