One scoped currency identity. Changes to subdivisions, scale, standard, instruments or issuers do not by themselves create children. A distinct account unit can remain a successor. Current currency in the inherited endpoint register. Dated observations: 1973–2018; this does not establish the entire lifetime.
Evidence within this identity, not separate currencies.
Ouguiya — endpoint research dossierFTM000725 · C551
Mauritanian ouguiya, old unitFTM000827 · C762, C763
Mauritanian ouguiya, 2018 unitFTM000828 · C763
Reforms within this currency
2018-01-01Redenomination
Mauritania changes the size of the ouguiya unit.
10 Mauritanian ouguiya, old unit per 1 Mauritanian ouguiya, 2018 unitV0135 · Mauritania changes the size of the ouguiya unit.
C763
Monetary history 3 events
Includes dated issues, standards, subdivisions and institutional changes. Each event retains the source's date qualifications.
1 January 2018Currency reform
The BCM communiqué dates launch of the ouguiya reform to 1 January 2018 and announces extension of specified old coin denominations' validity through 2019.
C551
1973-06-29Territorial currency replacement
Mauritania introduces the ouguiya. Effective date per Bundesbank; earlier political decisions should be separate events.
C762
2018-01-01Redenomination
Mauritania changes the size of the ouguiya unit.
C763
Evidence & research notes 3 claims
Dated observations, not a proven complete lifespan.
Supported C551
The BCM communiqué dates launch of the ouguiya reform to 1 January 2018 and announces extension of specified old coin denominations' validity through 2019.
Agence mauritanienne d'information, reproducing BCM communiqué · BCM extends validity of old coins, 8 November 2018Citation S285 · Open source ↗
Indexed opening of reproduced central-bank communiqué
Source access and limitations
Recover the original decree/communiqué and 10:1 conversion; distinguish coin extensions from banknote deadlines.
Relevant indexed source passage inspected; full-body retrieval failed or yielded a script/block page.
Supported C762
Mauritania introduces the ouguiya. Effective date per Bundesbank; earlier political decisions should be separate events.
Deutsche Bundesbank · Metadata on the Exchange Rate Statistics, 24 September 2025Citation S98 · Open source ↗
Mauritania, PDF p.160
Source access and limitations
Historical reference, not a 2026 legal-status audit.
Only selected country milestones used.
Supported C763
Mauritania changes the size of the ouguiya unit.
Deutsche Bundesbank · Metadata on the Exchange Rate Statistics, 24 September 2025Citation S98 · Open source ↗
Mauritania, PDF p.160
Source access and limitations
Historical reference, not a 2026 legal-status audit.