Generally, promissory notes do not need to be notarized. Typically, legally enforceable promissory notes must be signed by individuals and contain unconditional promises to pay specific amounts of money.

Should a promissory note be notarized Why?

In any event, a promissory note does not have to be notarized to be binding. The private respondents have admitted signing the two notes and they have not succeeded in proving that they did so "under duress, fear and undue influence."

Does a promissory note have to be witnessed?

Generally speaking, there is no requirement for a witness or notary public to witness the signing of the Promissory Note. ... Even if it is not required, having an objective third party witness the signing of the note will be better evidence when you need to enforce the repayment of the note.