Unless otherwise authorized by law, the parties may not stipulate a rate of interest exceeding the bank interest.
Civil Code
2015 English source edition · Current applicability not established.
This is the 2015 English-language edition attributed in its front matter to the Ministry of Justice. Eri Atlas has not independently verified the translation, later changes, or whether the text is currently in force. Nine passages are incomplete in the available scan and are identified where they occur.
Article 1938
2. Rate of Interest · Preserved transcription; page attribution imported from the source collection. Verify against the original.
The borrower shall owe interest at the rate of the bank interest if a rate exceeding the bank interest has been stipulated.
If it has been agreed that the loan will bear interest but a higher rate has not been fixed in writing, the borrower shall owe the bank interest.