word | | Legal system |
| accepted | 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 |
| accepted | San Marino | based on civil law system with Italian law influences; has not accepted compulsory ICJ jurisdiction |
| accepted | Sao Tome and Principe | based on Portuguese legal system and customary law; has not accepted compulsory ICJ jurisdiction |
| accepted | Saudi Arabia | based on Sharia law, several secular codes have been introduced; commercial disputes handled by special committees; has not accepted compulsory ICJ jurisdiction |
| accepted | Seychelles | based on English common law, French civil law, and customary law; has not accepted compulsory ICJ jurisdiction |
| accepted | Sierra Leone | based on English law and customary laws indigenous to local tribes; has not accepted compulsory ICJ jurisdiction |
| accepted | Singapore | based on English common law; has not accepted compulsory ICJ jurisdiction |
| accepted | Slovenia | based on civil law system; has not accepted compulsory ICJ jurisdiction |
| accepted | Solomon Islands | English common law, which is widely disregarded; has not accepted compulsory ICJ jurisdiction |
| accepted | South Africa | based on Roman-Dutch law and English common law; has not accepted compulsory ICJ jurisdiction |
| accepted | Sri Lanka | a highly complex mixture of English common law, Roman-Dutch, Kandyan, and Jaffna Tamil law; has not accepted compulsory ICJ jurisdiction |
| accepted | Syria | based on a combination of French and Ottoman civil law; Islamic law is used in the family court system; has not accepted compulsory ICJ jurisdiction |
| accepted | Taiwan | based on civil law system; has not accepted compulsory ICJ jurisdiction |
| accepted | Tajikistan | based on civil law system; no judicial review of legislative acts; has not accepted compulsory ICJ jurisdiction |