word | | Legal system |
| compulsory | Macedonia | based on civil law system; judicial review of legislative acts; has not accepted compulsory ICJ jurisdiction |
| compulsory | Madagascar | based on French civil law system and traditional Malagasy law; accepts compulsory ICJ jurisdiction with reservations |
| compulsory | Malawi | based on English common law and customary law; judicial review of legislative acts in the Supreme Court of Appeal; accepts compulsory ICJ jurisdiction with reservations |
| compulsory | Malaysia | ... acts in the Supreme Court at request of supreme head of the federation; Islamic law is applied to Muslims in matters of family law and religion; has not accepted compulsory ICJ jurisdiction |
| compulsory | Maldives | based on Islamic law with admixtures of English common law primarily in commercial matters; has not accepted compulsory ICJ jurisdiction |
| compulsory | Mali | based on French civil law system and customary law; judicial review of legislative acts in Constitutional Court; has not accepted compulsory ICJ jurisdiction |
| compulsory | Malta | based on English common law and Roman civil law; accepts compulsory ICJ jurisdiction with reservations |
| compulsory | Marshall Islands | based on adapted Trust Territory laws, acts of the legislature, municipal, common, and customary laws; has not accepted compulsory ICJ jurisdiction |
| compulsory | Mauritania | a combination of Islamic law and French civil law; has not accepted compulsory ICJ jurisdiction |
| compulsory | Mauritius | based on French civil law system with elements of English common law in certain areas; accepts compulsory ICJ jurisdiction with reservations |
| compulsory | Mexico | mixture of US constitutional theory and civil law system; judicial review of legislative acts; accepts compulsory ICJ jurisdiction with reservations |
| compulsory | Micronesia, Federated States of | based on adapted Trust Territory laws, acts of the legislature, municipal, common, and customary laws; has not accepted compulsory ICJ jurisdiction |