This memorandum provides an exhaustive analysis of the crime of Falsification of Public Documents under Philippine criminal law. The primary issues examined are: (1) the legal foundation and rationale for penalizing the falsification of public documents; (2) the essential elements of the crime as defined under Article 171 of the Revised Penal Code (RPC); (3) the distinctions between the forms of falsification under Article 171 (falsification by public officer, employee, or notary public) and Article 172 (falsification by private individuals and use of falsified documents); (4) the nature of the offense as a crime against public interest; and (5) the relevant jurisprudence interpreting its provisions. The discussion will also cover the complex crime of estafa through falsification of a public document and the requisite proof for conviction.
The crime of falsification of public documents is principally penalized under Articles 171 and 172 of the Revised Penal Code. The gravamen of the offense is the violation of public faith and the destruction of truth as solemnly proclaimed in a public document. As held in People v. Po Giok To, G.R. No. L-9584, April 30, 1958, the law punishes this act not merely because it prejudices the private rights of individuals, but more importantly, because it undermines the reliability and integrity of public documents, which are essential to the administration of justice, governance, and commercial transactions. It is classified as a crime against public interest.
Article 171 of the RPC specifically addresses falsification committed by a public officer, employee, or notary public. The provision enumerates several ways by which the crime may be committed. The general elements are: (1) the offender is a public officer, employee, or notary public; (2) he takes advantage of his official position; and (3) he falsifies a document by committing any of the following acts:
a. Counterfeiting or imitating any handwriting, signature, or rubric;
b. Causing it to appear that persons have participated in any act or proceeding when they did not in fact so participate;
c. Attributing to persons who have participated in an act or proceeding statements other than those in fact made by them;
d. Making untruthful statements in a narration of facts;
e. Altering true dates;
f. Making any alteration or intercalation in a genuine document which changes its meaning;
g. Issuing in an authenticated form a document purporting to be a copy of an original document when no such original exists, or including in such copy a statement contrary to, or different from, that of the genuine original; or
h. Intercalating any instrument or note relative to the issuance thereof in a protocol, registry, or official book.
It is crucial to note that under Article 171, the falsification is per se punishable. Damage or intent to cause damage to a third party is not an element of the crime. The mere act of falsification, given the offender’s public office and the public character of the document, is deemed injurious to public confidence. This principle is encapsulated in the doctrine of falsification of public documents being a public offense.
A precise understanding of what constitutes a “public document” is fundamental. Article 7 of the Civil Code provides the controlling definition. A public document is one that: (a) is executed by a public officer in the performance of his duties, with the formalities required by law (e.g., notarized documents, court judgments, certificates of birth/death/marriage); or (b) is a private writing that has been notarized by a notary public. Jurisprudence has consistently held that once a document is notarized, it is converted into a public document and enjoys the prima facie presumption of regularity and due execution. The falsification of such a document, therefore, strikes at the very credibility of the notarial system and public records.
A critical distinction lies in the perpetrator and the mode of liability.
Article 171: Applies exclusively to public officers, employees, or notaries public who falsify a document by taking advantage of their official position*. The document falsified must be a public or official document.
Article 172: Applies to two groups: (1) private individuals who commit falsification of a public document (but without the aggravating circumstance of public office); and (2) any person who knowingly introduces in evidence a falsified public document in any judicial or administrative proceeding (use of falsified document). For a private individual to be liable under the first paragraph of Article 172, the elements of Article 171* must be present, minus the requirement of public office.
When falsification of a public document is committed as a necessary means to commit estafa (or another fraud), a complex crime under Article 48 of the RPC is formed. This is known as estafa through falsification of a public document. The elements are: (1) the offender commits both estafa and falsification of a public document; (2) the falsification is a necessary means to commit the estafa. In such cases, the penalty for the more serious crime (which is typically falsification) shall be imposed in its maximum period. This doctrine was applied in People v. Bautista, G.R. No. 177320, February 22, 2012.
The prosecution bears the burden of proving the falsity of the document and the criminal intent of the accused. Intent (animus falsandi) is a requisite mental element and may be inferred from the acts of the accused and the surrounding circumstances. In cases of falsification by making untruthful statements in a narration of facts (Article 171(4)), it is settled that the statement must be one of fact, not mere opinion, and it must be absolutely false, not just inaccurate. The doctrine of “officious falsehood” holds that a statement that does not affect the legal efficacy of a document may not constitute falsification. Furthermore, if the facts narrated are true but the public officer erred in his conclusion or opinion, no criminal falsification exists.
Key jurisprudential doctrines include:
Doctrine of Completeness: Under Article 171(2)*, causing it to appear that a person participated in an act when he did not, requires that the act or proceeding be fully described. The falsity must relate to a material part of the document that affects its integrity.
Falsification of a Single Document: Only one crime of falsification is committed even if several clauses are falsified or multiple persons are made to appear as participants, provided it was done in a single document in pursuit of a single criminal impulse. This is the rule on singularity of the offense*.
Liability of Co-conspirators: A private individual who conspires with a public officer in the commission of falsification under Article 171 may be held liable as a principal by direct participation or by inducement under Article 17* of the RPC, even if the private individual is not a public officer.
Good Faith Defense*: The absence of criminal intent is a complete defense. If the public officer acted in good faith, under a mistake of fact, or without malice, criminal liability does not attach.
The penalties for falsification of public documents are severe, reflecting the gravity of the offense against public trust.
Article 171: prision mayor* (6 years and 1 day to 12 years) and a fine not to exceed 5,000 pesos.
Article 172 (Falsification by Private Individual): prision correccional* in its medium and maximum periods (2 years, 4 months and 1 day to 6 years) and a fine not to exceed 5,000 pesos.
Article 172 (Use of Falsified Document): prision correccional* in its minimum and medium periods (6 months and 1 day to 4 years and 2 months) and a fine not to exceed 5,000 pesos.
The crime of falsification of public documents is a cornerstone offense in preserving the sanctity and trustworthiness of official records and instruments in the Philippines. Its elements are strictly construed, with the public character of the document and the official position of the offender being central to its highest form under Article 171. The jurisprudence emphasizes that the crime is one of public mischief, punishable to safeguard the faith upon which the legal and administrative systems operate. Conviction requires proof beyond reasonable doubt of both the objective act of falsification and the subjective animus falsandi, except in cases where the law presumes intent from the public officer’s unlawful act.


