If the liability is in dirhams but the available money is in dinars, the reported exception permits the judge to exchange the dinars and discharge the dirham debt.
Both are monetary media, unlike ordinary trade inventory. The exchange remains subject to the relevant rules of sarf; no arbitrary exchange rate or bypass of currency-exchange requirements is implied.
Opening interactive controls...
Where the debt and holdings use different coinage
Kitab al-Hajr: Insolvency, Interdiction and Creditors’ Rights
If the liability is in dirhams but the available money is in dinars, the reported exception permits the judge to exchange the dinars and discharge the dirham debt.
Both are monetary media, unlike ordinary trade inventory. The exchange remains subject to the relevant rules of sarf; no arbitrary exchange rate or bypass of currency-exchange requirements is implied.