Dated observations, not a proven complete lifespan.
Supported C672
1 EUR = 6.55957 FRF.
Council of the European Union · Council Regulation (EC) 2866/98 — consolidation at 1 January 2026 Citation S348 ·
Open source ↗art.1, France currency row; exact decimal retained
Source access and limitations
Article 2’s original 1999 commencement does not backdate later-added currencies.
Country-specific dates come from the separate 974/98 annex.
Supported C673
France: euro adoption 1999-01-01; cash 2002-01-01.
Council of the European Union · Council Regulation (EC) 974/98 — consolidation at 1 January 2026 Citation S347 ·
Open source ↗Annex, France row; arts.2–3 provide substitution
Source access and limitations
Consolidation, not an as-made 1998 text.
National short cash-withdrawal periods and every accession amendment were not individually audited.
Supported C212
Chicago inventories 100- and 1,000-franc assignats dated 18 Nivôse III, January 1795.
University of Chicago Library · Guide to the French Currency Collection 1791 to 1796 Citation S12 ·
Open source ↗Box 1, folder 4
Source access and limitations
Describes primary objects; notes themselves not inspected; legal chronology to verify
Supported C219
The law of 18 Germinal III names the monetary unit franc instead of livre and calls its hundredths centimes.
Convention nationale; Newberry Library digitization, Internet Archive · Loi relative aux poids et mesures, 18 Germinal an III Citation S125 ·
Open source ↗Printed p. 3, articles V and VII; title dated 18 Germinal III
Source access and limitations
Primary printed law: title and p. 3 visually inspected.
Archive metadata dates this printing to 1798; the law itself is dated 18 Germinal III.
Does not establish August coin specifications or a specie conversion ratio.
Supported C220
Delage quotes the 15 August 1795 law defining a five-gram franc at nine-tenths silver.
Irène Delage; Fondation Napoléon · A history of the Franc: the key moments Citation S114 ·
Open source ↗Law of 28 Thermidor III paragraph
Source access and limitations
Secondary quotation, not inspection of original law.
Later history and broad explanatory generalizations excluded; ending-date summary not adopted.
Supported C732
The revolutionary monetary unit reuses the historic franc name. Not one continuously circulating national currency since 1360.
Monnaie de Paris · Franc à cheval de Jean II le Bon; MON B 001506 Citation S117 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Catalogue dates object and ordinance to 1360; specimen weight is not statutory mass.
Law of 18 germinal an III · Law of 18 germinal an III — weights and measures Citation S394 ·
Open source ↗Articles V and VII; 7 April 1795. URL filename is misleading
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Franc handoff v2 reports: Transcription inspected; independent host, not original facsimile; reviewer reopened selected passages.
Supported C733
The law of 18 germinal III names the franc in place of the livre. Naming law; separate from silver specification and later conversion tariff.
Law of 18 germinal an III · Law of 18 germinal an III — weights and measures Citation S394 ·
Open source ↗Article V; decimal subdivisions, Article VII
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Franc handoff v2 reports: Transcription inspected; independent host, not original facsimile; reviewer reopened selected passages.
Supported C734
The silver franc is defined as 5 g at 900‰ fineness: 4.5 g fine silver. 28 thermidor III; metal definition is not the earliest naming of the modern unit.
Jean-Marcel Jeanneney · Jean-Marcel Jeanneney — OFCE monetary history (1988) Citation S373 ·
Open source ↗Printed p.6 / PDF p.2
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Banque de France · Banque de France — Working paper 422 (2013) Citation S374 ·
Open source ↗PDF p.15, footnote 7; 1796 date conflicts with S16
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Qualified C735
The tariff equates 1.0125 livres tournois with 1 franc. Preferred reported date: 25 germinal IV / 14 April 1796 (S16). S17 says 24 germinal. Day remains withheld pending the original act.
Corrected interpretation: Revision 28 supplies a new evidence basis for R0072. Actual obligation treatment strengthens naming reform. Broaden date to1795–1799 instead of asserting all accounting changed7 April1795. Replacement evidence: C1797.
Jean-Marcel Jeanneney · Jean-Marcel Jeanneney — OFCE monetary history (1988) Citation S373 ·
Open source ↗Printed p.6 / PDF p.2
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Banque de France · Banque de France — Working paper 422 (2013) Citation S374 ·
Open source ↗PDF p.15, footnote 7; 1796 date conflicts with S16
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C736
The germinal reform establishes the franc’s bimetallic regime. 7 germinal XI; not a new currency born in 1803.
Citéco · Citéco — Creation of the franc germinal Citation S375 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C737
The new franc replaces 100 old francs.
Légifrance · Légifrance — New-franc implementation decree (1959) Citation S376 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C738
The euro succeeds the French franc at the irrevocable conversion rate. Book-money adoption; cash followed in 2002.
ECB · ECB — Irrevocable euro conversion rates, 31 December 1998 Citation S377 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
European Commission · European Commission — France and the euro Citation S378 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C740
France’s dual-circulation period ends. Legal-tender end is distinct from later redemption deadlines.
European Commission · European Commission — France and the euro Citation S378 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C742
Metropolitan French coins circulate in colonial Guinea. An attested regional extension; this row does not assign one first-adoption date to every overseas territory.
BCRG · BCRG — Histoires de la monnaie Citation S383 ·
Open source ↗Période coloniale
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C745
Initial CFA/metropolitan parity.
Journal officiel, 26 December 1945 · Journal officiel, 26 December 1945 — Decree 45-0136 Citation S396 ·
Open source ↗PDF p.2; signed 25 December, effective 26 December; Articles 1–3
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Franc handoff v2 reports: Original gazette scan inspected visually through a mirror; not independently reopened in this merge.
Supported C746
Initial Pacific/metropolitan parity.
Journal officiel, 26 December 1945 · Journal officiel, 26 December 1945 — Decree 45-0136 Citation S396 ·
Open source ↗PDF p.2; signed 25 December, effective 26 December; Articles 1–3
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Franc handoff v2 reports: Original gazette scan inspected visually through a mirror; not independently reopened in this merge.
Supported C748
The CFA parity becomes two old French francs.
BCEAO · Histoire du Franc CFA Citation S267 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Supported C749
France’s new unit restates the CFA parity. The CFA unit itself is not divided by 100.
BCEAO · Histoire du Franc CFA Citation S267 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Supported C752
Western CFA devaluation takes effect. Decision on 11 January; not a new CFA unit.
BCEAO · Histoire du Franc CFA Citation S267 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
BCEAO · BCEAO — Chronologie des événements marquants Citation S380 ·
Open source ↗Mali: PDF p.64; 1994: PDF p.77
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C753
Central CFA devaluation takes effect. Decision signed 11 January; publication on 24 March is not the effective date.
Légifrance · Légifrance — BEAC parity decision signed 11 January 1994 Citation S382 ·
Open source ↗Annex, Article 1: effective 12 January 1994
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C773
Signed cooperation agreement defines the Comorian parity. Date of signature; not asserted as the legal effective date.
Banque Centrale des Comores · Recueil des textes relatifs à l'exercice des activités bancaires et financières Citation S315 ·
Open source ↗Article 8; Article 12 governs entry into force
Source access and limitations
Establish ratification/entry into force and earlier franc issue/conversion; the agreement's French-franc parity does not make the French franc a conversion parent.
Supported C774
Comoros adopts its distinct devalued parity. Not the CFA rate of 100 per French franc.
Banque Centrale des Comores · Recueil des textes relatifs à l'exercice des activités bancaires et financières Citation S315 ·
Open source ↗S53, PDF p.13
Source access and limitations
Establish ratification/entry into force and earlier franc issue/conversion; the agreement's French-franc parity does not make the French franc a conversion parent.
Légifrance · Légifrance — Comoros parity decision signed 11 January 1994 Citation S406 ·
Open source ↗S53, PDF p.13
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C778
The Helvetic franc uses a French-inspired decimal scheme on a Bernese monetary basis. Different silver standard; no 1:1 French-franc identity.
Historical Dictionary of Switzerland · Historical Dictionary of Switzerland — Monnaie (2014) Citation S401 ·
Open source ↗Helvetic Republic and federal monetary reform sections
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C781
The federal Swiss franc adopts the French silver-franc standard. Standard relationship, not French currency replacement in Switzerland.
Swissmint · Swissmint — Questions fréquentes Citation S388 ·
Open source ↗Named short source page; relevant history/definition passage as reported in the handoff.
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C782
Belgium legislates the French decimal silver-franc standard. Law date; does not assert a blanket 1:1 exchange of every preceding local unit.
US National Monetary Commission · US National Monetary Commission — The National Bank of Belgium (1910) Citation S398 ·
Open source ↗Passage on law of 5 June 1832
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C783
France participates in the Latin Monetary Union convention. Coordination of national coinages, not creation of a single currency.
US National Monetary Commission · US National Monetary Commission — The National Bank of Belgium (1910) Citation S398 ·
Open source ↗1865 convention discussion
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C977
The CFA unit separates from the metropolitan-franc monetary system in the 1945 reform. Earlier territorial issues remain expandable; this records shared unit descent, not a 1.70-to-one exchange of old local notes.
Assemblée nationale / Hervé Gaymard · Rapport 2270, 27 January 2010: monetary history of the French Pacific Citation S463 ·
Open source ↗Annex 2, II.C.2, paragraphs on 25–26 December 1945
Source access and limitations
Monetary separation from the metropolitan franc, not proof that every local predecessor was identical or that wartime circulation was uninterrupted.
Supported C978
The Pacific franc separates from the metropolitan-franc monetary system in the same reform.
Assemblée nationale / Hervé Gaymard · Rapport 2270, 27 January 2010: monetary history of the French Pacific Citation S463 ·
Open source ↗Annex 2, II.C.2, paragraphs on 25–26 December 1945
Source access and limitations
Monetary separation from the metropolitan franc, not proof that every local predecessor was identical or that wartime circulation was uninterrupted.
Supported C980
Distinct Malagasy franc issues followed the French currency introduced after annexation in 1896.
Association of African Central Banks · La monnaie malgache Citation S464 ·
Open source ↗Colonial period: 1896 French currency; law of 22 December 1925 establishing distinct Malagasy franc issues
Supported C981
Tunisia replaced its piastre system with the French franc unit in 1891. The Tunisian piastre is a separate local predecessor still to trace.
Central Bank of Tunisia, Currency Museum · Collections: Protectorate monetary system Citation S465 ·
Open source ↗Monnayage du Royaume de Tunisie sous le protectorat français, 1891 reform
Source access and limitations
Contemporary original report La Tunisie confirms article 1 in search-indexed text but full PDF download repeatedly failed502, so it is not counted as inspected evidence.
Supported C982
The 1865 convention codifies a common franc coinage standard with France as one participating monetary system. A shared standard, not a new circulating currency replacing member francs.
United States Department of State / Samuel B. Ruggles · Papers relating to foreign affairs 1867, document 313 Citation S466 ·
Open source ↗Appendix No. 2, monetary convention of 23 December 1865, articles 1–5
Source access and limitations
Use the treaty text and defined coin standard only.
The report’s earlier account of English medieval money is not adopted.
Supported C1585
The western territorial CFA lineage branches from metropolitan-franc reckoning in 1945 and continues through later union institutions.
French provisional government; reproduced by BCEAO · Decree of 25 December 1945, effective 26 December, in Histoire de l’Union monétaire ouest-africaine, tome I, Des origines à 1958 Citation S888 ·
Open source ↗Decree art1; IMF opening1; Barthélémy275–277
Source access and limitations
Not a complete origin, lifespan or current-status audit.
International Monetary Fund · The CFA Franc System, IMF Staff Papers10(3),1963 Citation S890 ·
Open source ↗Decree art1; IMF opening1; Barthélémy275–277
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Relevant full indexed passages inspected in search results, including six-item list and IEM transition paragraphs.
original contemporary scholarship · Gérard Barthélémy, Le nouveau franc CFA et la Banque centrale des États de l’Afrique de l’Ouest Citation S655 ·
Open source ↗Decree art1; IMF opening1; Barthélémy275–277
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Original article’s first-page transcription read; later pages not inspected.
Supported C1586
The central territorial CFA lineage branches from metropolitan-franc reckoning in 1945 and continues through later union institutions.
French provisional government; reproduced by BCEAO · Decree of 25 December 1945, effective 26 December, in Histoire de l’Union monétaire ouest-africaine, tome I, Des origines à 1958 Citation S888 ·
Open source ↗Decree art1; IMF opening2;1972convention arts7–9,12
Source access and limitations
Not a complete origin, lifespan or current-status audit.
International Monetary Fund · The CFA Franc System, IMF Staff Papers10(3),1963 Citation S890 ·
Open source ↗Decree art1; IMF opening2;1972convention arts7–9,12
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Relevant full indexed passages inspected in search results, including six-item list and IEM transition paragraphs.
primary monetary convention · Convention de coopération monétaire entre les États membres de la BEAC et la République française Citation S657 ·
Open source ↗Decree art1; IMF opening2;1972convention arts7–9,12
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Official Banque de France PDF transcription inspected.
Supported C1588
Frenchfranc was adopted as Tunisia’s monetaryreference in 1891,while the actual localreplacement was Tunisianpiastre→Tunisianfranc. KeepFrenchconnection as context for account-system adoption,not a second replacementparent.
Central Bank of Tunisia, Currency Museum · Collections: Protectorate monetary system Citation S465 ·
Open source ↗Monnayage du Royaume de Tunisie sous le protectorat français, first paragraph (web lines241–247); preceding Husaynid section228–235
Source access and limitations
Contemporary original report La Tunisie confirms article 1 in search-indexed text but full PDF download repeatedly failed502, so it is not counted as inspected evidence.
Supported C1652
The federal Swiss franc adopts the French silver-franc standard. Standard relationship, not French currency replacement in Switzerland.
Swissmint · Swissmint — Questions fréquentes Citation S388 ·
Open source ↗; retained source evidence behind C781
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C1653
Belgium legislates the French decimal silver-franc standard. Law date; does not assert a blanket 1:1 exchange of every preceding local unit.
US National Monetary Commission · US National Monetary Commission — The National Bank of Belgium (1910) Citation S398 ·
Open source ↗; retained source evidence behind C782
Source access and limitations
Handoff acceptance is not a claim that every source was independently reread.
Supported C1657
Retire the umbrella currency endpoint; distribute its actual territorial ancestry below.
French provisional government; reproduced by BCEAO · Decree of 25 December 1945, effective 26 December, in Histoire de l’Union monétaire ouest-africaine, tome I, Des origines à 1958 Citation S888 ·
Open source ↗1945decree art1; IMF opening1–6
Source access and limitations
Not a complete origin, lifespan or current-status audit.
International Monetary Fund · The CFA Franc System, IMF Staff Papers10(3),1963 Citation S890 ·
Open source ↗1945decree art1; IMF opening1–6
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Relevant full indexed passages inspected in search results, including six-item list and IEM transition paragraphs.
Supported C1658
The territorial Malagasy franc separated from metropolitan-franc reckoning in the1945 regional reform.
French provisional government; reproduced by BCEAO · Decree of 25 December 1945, effective 26 December, in Histoire de l’Union monétaire ouest-africaine, tome I, Des origines à 1958 Citation S888 ·
Open source ↗Decree art1; Molet42–43
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Louis Molet · Les monnaies à Madagascar, Cahiers de l’ISEA, série V no4 Citation S889 ·
Open source ↗Decree art1; Molet42–43
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Supported C1713
The local franc entered the differentiated territorial CFA reckoning in 1945.
French provisional government; reproduced by BCEAO · Decree of 25 December 1945, effective 26 December, in Histoire de l’Union monétaire ouest-africaine, tome I, Des origines à 1958 Citation S888 ·
Open source ↗Art1; debt discussion p457
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Supported C1766
The Bulgarian decree of11July1879 denominated its national monetary tariff in French francs; this was a local public-account use before creation of the lev.
Luca Fantacci · Autonomy vs. Stability: the Relationship between Internal and External Money in Bulgaria (1879–1912), BNB DP73/2009 Citation S916 ·
Open source ↗pp11–12
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Supported C1773
French-administered Algerian fiscal assessments were expressed in francs by1845; the historical study also reproduces1846–49public receipts in francs from official colonial returns.
Sofiane Saidi · Investissement et développement humain dans l’Algérie coloniale(1830–1962), Université Paris13 doctoral thesis,14December 2017 Citation S922 ·
Open source ↗pp89–90,table5
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Supported C1797
Livre-to-franc succession is supported with transitional treatment:1799 law preserves old obligations in livre value while providing their settlement under franc reckoning;contemporary courts enforce the distinction.
Gazette des Tribunaux · Cour royale d’Amiens and Tribunal civil de L’Argentière reports,30 September 1829 Citation S938 ·
Open source ↗p1,lawarts3–4
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Supported C1799
The lev succeeded French-franc reckoning in Bulgarian official accounts: the1879national tariff used French francs, while the1880law introduced the lev and required money documents in leva. Scope is Bulgarian public-account succession, not replacement of every foreign coin or obligation.
Luca Fantacci · Autonomy vs. Stability: the Relationship between Internal and External Money in Bulgaria (1879–1912), BNB DP73/2009 Citation S916 ·
Open source ↗Fantaccipp10–13; BNB2020body¶2
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Bulgarian National Bank · 140 years since creation of the Bulgarian lev,4June 2020 Citation S917 ·
Open source ↗Fantaccipp10–13; BNB2020body¶2
Source access and limitations
Not a complete origin, lifespan or current-status audit.
Supported C1959
Tunisia adopted the French franc unit in the implemented 1891 reform while replacing local piastre accounting.
Central Bank of Tunisia, Currency Museum · Collections: Protectorate monetary system Citation S465 ·
Open source ↗Monnayage du Royaume de Tunisie sous le protectorat français, paragraphs 1–6 (web lines 241–247)
Source access and limitations
Contemporary original report La Tunisie confirms article 1 in search-indexed text but full PDF download repeatedly failed502, so it is not counted as inspected evidence.
Supported C646
Regulation 974/98 substitutes the euro for each participating state’s currency on its adoption date; cash changeover is separately defined.
Council of the European Union · Council Regulation (EC) 974/98 — consolidation at 1 January 2026 Citation S347 ·
Open source ↗arts.1, 1a, 2–3
Source access and limitations
Consolidation, not an as-made 1998 text.
National short cash-withdrawal periods and every accession amendment were not individually audited.