A witness, expert witness, or interpreter who at a trial before a public official vested with judicial functions or at an investigation before a prosecutor makes, before or after signing an affidavit, a false statement on a matter material to the case shall be sentenced to imprisonment for not more than seven years.

A person with the intention to cause another to receive penal or disciplinary punishment falsely accuses him before a competent public official shall be sentenced to imprisonment for not more than seven years.
A person with the intention to cause another to receive penal or disciplinary punishment forges, alters or uses forged or altered evidence shall be subject to the same punishment.

A person with the intention to incriminate his lineal blood ascendant commits an offense specified in the preceding article shall be subject to the punishment prescribed for such an offense by increasing it up to one half.

A person who without naming a specific offender makes a malicious accusation before a competent public official shall be sentenced to imprisonment for not more than one year, short-term imprisonment, or a fine of not more than nine thousand dollars.
A person who without naming a specific offender causes the institution of criminal proceedings by forging or altering evidence of an offense or by making use of such forged or altered evidence shall be subject to the same punishment.

A person, having committed an offense specified in one of the articles, 168 through 171, who confesses thereto before judgment or disciplinary order has become final shall have his punishment reduced or remitted.