Form of negotiable instruments

Section 1 of Act 2031. Form of negotiable instruments. - An instrument to be negotiable must conform to the following requirements:

(a) It must be in writing and signed by the maker or drawer; (b) Must contain an unconditional promise or order to pay a sum certain in money; (c) Must be payable on demand, or at a fixed or determinable future time; (d) Must be payable to order or to bearer; and (e) Where the instrument is addressed to a drawee, he must be named or otherwise indicated therein with reasonable certainty. (Act No. 2031)

The law does not say that the instrument be written and signed by the maker or drawer. The term used is "in writing." It is allowed that someone else writes the instrument and his signature is attached thereto.