Article text
Whoever, with intent to injure the rights or interests of another, or to obtain for himself or to procure for another any undue right or advantage:
(a) falsely executes an instrument, such as a writing, a deed or any document or material means constituting proof of, or capable of proving, a fact material, or susceptible of becoming material, to legal proceedings; or
(b) makes use of the sign manual, signature, mark or stamp of another to make a false instrument; or
(c) counterfeits an instrument, especially by changing his handwriting, by affixing to the instrument a false signature, mark or stamp, or by signing it in a false capacity purporting to certify its authorship; or
(d) falsifies an instrument, especially by modifying, deleting, adding or altering, in whole or in part, the name or signature of its author or the terms, figure, facts or material details it contains, is punishable with simple imprisonment for not less than three months, or, in more serious cases, with rigorous imprisonment not exceeding ten years.