Case Name: TOUSSAINT vs. DELOGNY
Court: Superior Court of the Territory of Orleans
Jurisdiction: Louisiana
Decision Date: 1811
Citations: 2 Mart. (o.s.) 78
Docket Number: 
Parties: TOUSSAINT vs. DELOGNY.
Judges: 
Reporter: Martin (Louisiana Term Reports)
Volume: 2
Pages: 78–78

Head Matter:
TOUSSAINT vs. DELOGNY.
Evidence of a promise to pay interest shall not be admitted,ifno mention made of itin the note.
Action on a promissory note. The instrument was produced and contained no promise to pay any interest.
Caune, for the plaintiff,
offered to prove by a witness, that the defendant had promised to pay interest at the rate of ten per cent.
Hennen, for the defendant.
This cannot be. done. It would be, to admit parol evidence, beyond what is contained in the note. This the Civil Code forbids as well as to admit it of what bas been said before, at the time of making the note, or since. Civil Code, 310, art. 242.

Opinion:
Evidence rejected.