Mauritania has EOI relations with 10 countries through 10 treaties.
| Treaty Type | |
| Sum | 10 |
| DTC | 10 |
| Jurisdiction | Type | Treaty | Signed | Entered into force | Exchange of Information | |
|---|---|---|---|---|---|---|
| Algeria | DTC | DTC DZ MR | July 23, 1990 | Jan. 1, 1994 | Uncertain | |
| France | DTC | DTC FR MR | Nov. 15, 1967 | March 1, 1969 | Uncertain | |
| Kuwait | DTC | DTC KW MR | Dec. 27, 2009 | No | Uncertain | |
| Libya | DTC | DTC LY MR | July 23, 1990 | Jan. 1, 1994 | Uncertain | |
| Morocco | DTC | DTC MA MR | July 23, 1990 | Jan. 1, 1994 | Uncertain | |
| Qatar | DTC | DTC MR QA | Dec. 25, 2003 | No | Uncertain | |
| Senegal | DTC | DTC MR SN | Jan. 9, 1971 | Jan. 1, 1973 | Uncertain | |
| Sudan | DTC | DTC MR SD | Dec. 22, 2009 | No | Uncertain | |
| Tunisia | DTC | DTC MR TN | July 23, 1990 | Jan. 1, 1994 | Uncertain | |
| United Arab Emirates | DTC | DTC AE MR | Oct. 21, 2015 | No | Uncertain |