A married Filipino who works abroad may still face criminal, civil, family law, and immigration-related consequences for an extramarital relationship, depending on the facts. The fact that the spouse is overseas does not automatically protect him or her from liability. However, criminal liability for adultery or concubinage under Philippine law depends on specific legal elements, the place where the acts were committed, the nationality and marital status of the persons involved, and whether the offended spouse properly files a complaint.

In the Philippines, adultery and concubinage are crimes under the Revised Penal Code. They are also among the most emotionally charged criminal cases because they involve marriage, sexual relations, betrayal, children, property, support, and family reputation. When the married person is an Overseas Filipino Worker, seafarer, migrant worker, permanent resident abroad, or dual citizen, the situation becomes more complicated because the alleged acts may have occurred outside the Philippines.

This article discusses the Philippine rules on adultery and concubinage, how they apply to married Filipinos working abroad, whether acts committed abroad can be prosecuted in the Philippines, who may file the complaint, what evidence is needed, what defenses may apply, and what related legal remedies may be available.

I. Adultery and Concubinage in Philippine Law

Philippine criminal law treats adultery and concubinage differently.

Both are offenses against chastity under the Revised Penal Code, but the law imposes different elements and different penalties depending on whether the accused spouse is the wife or the husband.

This distinction has long been criticized as unequal, but it remains part of Philippine criminal law unless changed by legislation or invalidated through proper legal proceedings.

II. What Is Adultery?

1. Legal Concept

Adultery is committed by a married woman who has sexual intercourse with a man who is not her husband, and by the man who has sexual intercourse with her knowing that she is married.

The crime requires sexual intercourse. Emotional intimacy, romantic messages, dating, kissing, cohabitation without proof of sexual intercourse, or online flirtation may be morally or civilly relevant, but they are not by themselves sufficient to prove adultery unless they help establish sexual relations.

2. Persons Liable

The following may be liable for adultery:

The married woman; and
Her male sexual partner, if he knew she was married.

The man need not be married. A single man may be charged with adultery if he knowingly has sexual intercourse with a married woman.

3. Each Sexual Act May Be a Separate Offense

Under traditional doctrine, each act of sexual intercourse may constitute a separate act of adultery. This can matter in determining the number of charges, evidence, and penalty exposure.

However, prosecutors and courts still require proof. Mere suspicion that the parties had repeated sexual relations is not enough.

III. What Is Concubinage?

1. Legal Concept

Concubinage is committed by a married man under any of the circumstances punished by law, together with the woman who knows that he is married.

Unlike adultery, concubinage is not committed by every act of sexual intercourse with another woman. The law requires one of the following situations:

The husband keeps a mistress in the conjugal dwelling;
The husband has sexual intercourse under scandalous circumstances with a woman who is not his wife; or
The husband cohabits with her in any other place.

2. Persons Liable

The following may be liable for concubinage:

The married husband; and
The woman involved, if she knew that he was married.

The woman need not be married. A single woman may be charged if she knowingly participates in the punishable conduct.

3. Why Concubinage Is Harder to Prove Than Adultery

Concubinage is often more difficult to prove because the law requires more than proof that the husband had sexual intercourse with another woman.

The wife must prove one of the statutory circumstances:

Keeping a mistress in the conjugal home;
Sexual intercourse under scandalous circumstances; or
Cohabitation elsewhere.

A husband’s secret sexual affair, standing alone, may not always satisfy the legal elements of concubinage unless the facts show scandalous circumstances or cohabitation.

IV. Can a Married Filipino Abroad Be Charged in the Philippines?

The answer depends mainly on where the crime was committed.

Philippine criminal laws are generally territorial. This means that, as a rule, the Revised Penal Code applies to crimes committed within Philippine territory. Acts committed abroad are generally outside Philippine criminal jurisdiction unless they fall under specific exceptions.

Adultery and concubinage are not generally among the crimes that Philippine courts may prosecute when the acts are committed entirely abroad.

Therefore:

If the alleged adultery or concubinage occurred in the Philippines, the case may be filed in the Philippines even if the accused later works abroad.
If the alleged acts occurred entirely abroad, Philippine prosecution is generally problematic because Philippine penal laws usually do not apply extraterritorially to those acts.
If some relevant acts occurred in the Philippines and others abroad, prosecution may depend on whether the elements of the offense were completed within Philippine territory.

This territorial limitation is one of the most important points in cases involving Overseas Filipino Workers or married Filipinos living abroad.

V. Example: Married Filipina OFW Has a Relationship Abroad

Suppose a married Filipina working in Dubai, Singapore, Hong Kong, Japan, Canada, or the United States has sexual relations with another man while abroad.

Can the husband file an adultery case in the Philippines?

As a general rule, if all acts of sexual intercourse occurred abroad, a Philippine adultery prosecution is difficult because the crime was not committed in Philippine territory. The husband may have other remedies, but a Philippine criminal case for adultery may not prosper if the essential acts happened entirely outside the country.

However, if the sexual intercourse occurred during a vacation in the Philippines, or if the parties stayed together in the Philippines and evidence shows sexual relations here, then the Philippine courts may have jurisdiction over those acts.

VI. Example: Married Filipino Husband Cohabits With Another Woman Abroad

Suppose a married Filipino man working overseas lives with another woman abroad as husband and wife.

Can the wife file concubinage in the Philippines?

If the cohabitation occurred entirely abroad, a Philippine criminal case for concubinage may face serious jurisdictional objections. Philippine criminal law is generally territorial.

But if the husband cohabits with the woman in the Philippines, keeps her in the conjugal dwelling in the Philippines, or has sexual intercourse with her under scandalous circumstances in the Philippines, then a concubinage complaint may be possible.

VII. If the Filipino Is Abroad But the Affair Happened in the Philippines

A married Filipino cannot avoid liability merely by leaving the Philippines after committing the offense.

If the adultery or concubinage happened in the Philippines and the accused later goes abroad for work, migration, or residence, the offended spouse may still file a complaint in the Philippines, subject to the rules on prescription, evidence, and procedure.

The practical problem is enforcement. If the accused is outside the Philippines, the case may proceed only within procedural limits. The accused may need to be brought within Philippine jurisdiction, appear voluntarily, or face legal consequences when returning to the country.

VIII. Criminal Jurisdiction and Territoriality

1. General Rule

Philippine courts generally have jurisdiction over crimes committed within the Philippines.

For criminal cases, venue is jurisdictional. The case must generally be filed where the crime, or any of its essential elements, was committed.

For adultery, the relevant place is usually where the sexual intercourse occurred.

For concubinage, the relevant place may be where the mistress was kept, where scandalous intercourse occurred, or where cohabitation occurred.

2. Extraterritorial Exceptions

Philippine law recognizes limited situations where criminal law may apply outside Philippine territory, such as offenses committed on Philippine ships or airships, counterfeiting Philippine currency or securities, crimes by public officers in the exercise of functions, and crimes against national security or the law of nations.

Adultery and concubinage generally do not fall within these exceptions.

Thus, the mere fact that the accused is Filipino does not automatically make all conduct abroad punishable in Philippine courts.

IX. Does Philippine Family Law Still Matter If the Affair Happened Abroad?

Yes.

Even if a Philippine criminal case for adultery or concubinage is not available because the acts occurred abroad, the conduct may still matter in other legal contexts.

An extramarital relationship abroad may be relevant to:

Legal separation;
Custody disputes;
Support;
Property relations;
Violence Against Women and Their Children cases, depending on facts;
Protection orders;
Annulment or declaration of nullity evidence, if connected to psychological incapacity;
Civil claims for damages;
Immigration or employment consequences abroad;
Company disciplinary issues, if applicable.

The unavailability of a Philippine criminal adultery or concubinage case does not mean the conduct has no legal consequences.

X. Who May File the Complaint?

Adultery and concubinage are private crimes. They cannot be prosecuted except upon a complaint filed by the offended spouse.

1. For Adultery

The offended husband must file the complaint.

He must generally include both guilty parties if both are alive and known:

His wife; and
The man with whom she allegedly committed adultery.

2. For Concubinage

The offended wife must file the complaint.

She must generally include both guilty parties if both are alive and known:

Her husband; and
The concubine or mistress.

3. The State Cannot Prosecute Without the Proper Complaint

The prosecutor cannot proceed on the basis of gossip, police reports, social media posts, or barangay complaints alone. The offended spouse’s complaint is required.

XI. Requirement to Charge Both Parties

The offended spouse must generally charge both the unfaithful spouse and the third party, if both are alive and can be identified.

This rule prevents selective prosecution, such as charging only the third party while forgiving the spouse, or charging only the spouse while sparing the paramour or mistress.

However, practical complications may arise when the third party is unknown, abroad, dead, or cannot be identified with certainty. The facts must be assessed carefully.

XII. Effect of Pardon or Consent

The offended spouse cannot successfully prosecute adultery or concubinage if he or she consented to or pardoned the offense.

1. Pardon

Pardon may be express or implied. It may occur when the offended spouse, with knowledge of the offense, forgives the guilty spouse and resumes marital relations.

2. Consent

Consent means the offended spouse allowed or agreed to the conduct, expressly or impliedly.

Examples that may raise issues of consent or pardon include:

Allowing the spouse to live with the other person;
Executing a written agreement tolerating outside relationships;
Resuming sexual relations after full knowledge of the offense;
Using the complaint only after previously forgiving the spouse;
Long inaction combined with conduct showing acceptance.

Each case depends on evidence. Mere delay in filing is not automatically pardon, but it may affect credibility or raise factual questions.

XIII. Prescription: When Is It Too Late to File?

Adultery and concubinage are subject to prescriptive periods. If the offended spouse waits too long, the right to prosecute may be lost.

The prescriptive period is generally counted from discovery of the offense and the identity of the offender, subject to the applicable rules on prescription of crimes.

Because adultery and concubinage have relatively light penalties compared with serious felonies, prescription may become a real issue, especially when the offended spouse discovers old messages, photos, or evidence years later.

A spouse who intends to file should consult counsel promptly.

XIV. Evidence Needed to Prove Adultery

Adultery requires proof of sexual intercourse between the married woman and a man who is not her husband, and proof that the man knew she was married.

Direct evidence is rare. Courts may rely on circumstantial evidence if it leads to a moral certainty of guilt.

Possible evidence includes:

Hotel records;
Travel records;
Photos or videos;
Messages admitting sexual relations;
Pregnancy by a man other than the husband;
Birth records;
Witness testimony;
Cohabitation evidence;
Private communications;
Social media posts;
Admissions by either accused;
Receipts showing overnight stays;
Evidence of opportunity and intimate conduct.

However, suspicion is not proof. Friendly photos, affectionate messages, or being seen together may not be enough unless they establish the required sexual act.

XV. Evidence Needed to Prove Concubinage

For concubinage, the offended wife must prove the husband’s marriage and one of the punishable circumstances.

1. Keeping a Mistress in the Conjugal Dwelling

Evidence may include:

The mistress living in the marital home;
Witnesses from the household or neighborhood;
Household records;
Photos or videos;
Admissions;
Documents showing residence.

2. Sexual Intercourse Under Scandalous Circumstances

This requires more than private sexual relations. The circumstances must be scandalous, meaning they offend public morals or create public disgrace.

Evidence may include:

Public display of the relationship;
Openly presenting the woman as wife or partner;
Sexual conduct discovered in circumstances causing scandal;
Public incidents witnessed by others;
Social media posts combined with other proof;
Community testimony.

3. Cohabitation in Any Other Place

Cohabitation means living together as husband and wife or maintaining a common household, not merely meeting occasionally.

Evidence may include:

Lease contracts;
Utility bills;
Shared address records;
Testimony of neighbors;
Photos of shared residence;
Joint purchases;
Messages referring to the shared home;
Delivery records;
Immigration or employment documents showing common residence.

XVI. Evidence Located Abroad

When the affair or cohabitation occurs abroad, evidence may be difficult to use in Philippine proceedings.

Possible issues include:

Authentication of foreign documents;
Translation of foreign-language records;
Privacy and data protection laws in the foreign country;
Availability of witnesses abroad;
Cost of securing documents;
Admissibility of electronic evidence;
Jurisdictional objection if the acts occurred outside the Philippines.

Even if the foreign evidence proves an affair, it may not solve the problem of Philippine criminal jurisdiction if the crime occurred entirely abroad.

XVII. Electronic Evidence: Messages, Photos, Calls, and Social Media

Modern adultery and concubinage cases often involve digital evidence.

Relevant materials may include:

Text messages;
Chat screenshots;
Emails;
Video calls;
Voice recordings;
Social media posts;
Location tags;
Photos and videos;
Hotel booking confirmations;
Airline tickets;
Money transfer records;
Shared online accounts.

However, electronic evidence must be properly authenticated. The party offering it must show that the evidence is genuine, unaltered, and connected to the accused.

There may also be privacy concerns. Evidence obtained by hacking, unauthorized access, illegal recording, or account intrusion may create separate legal problems and may be challenged in court.

XVIII. Can Screenshots Alone Prove Adultery or Concubinage?

Screenshots may help, but screenshots alone are often not enough.

They may prove communication, affection, opportunity, or admissions. But adultery requires proof of sexual intercourse. Concubinage requires proof of one of the punishable circumstances.

Screenshots are stronger when combined with:

Admissions;
Travel or hotel records;
Witness testimony;
Pregnancy evidence;
Cohabitation documents;
Photos showing shared residence;
Financial records;
Public posts showing the relationship;
Other corroborating evidence.

A spouse should preserve original files, devices, metadata, and account records whenever possible.

XIX. What If the Third Party Is a Foreigner?

A foreigner may be charged in the Philippines if the crime was committed in the Philippines and the elements are present.

For adultery:

The foreign man may be liable if he knew the woman was married and had sexual intercourse with her in the Philippines.

For concubinage:

The foreign woman may be liable if she knew the man was married and participated in the punishable conduct in the Philippines.

If the conduct occurred abroad, Philippine prosecution remains difficult for territorial reasons. The foreign country’s own laws may apply instead.

XX. What If the Third Party Is Also Married?

If the third party is also married, additional legal consequences may arise.

Example:

A married woman has sexual intercourse with a married man.
The woman may be liable for adultery upon complaint of her husband.
The man may be liable as her co-accused in adultery if he knew she was married.
Separately, the man’s wife may consider concubinage if the facts satisfy the stricter elements.

However, the facts must fit each crime. The same affair may create different remedies for different offended spouses.

XXI. Can the Overseas Spouse Be Arrested Upon Return to the Philippines?

If a valid criminal case has been filed in the Philippines and the court issues a warrant of arrest, the accused may be arrested upon return.

However, arrest depends on proper procedure:

Filing of complaint;
Preliminary investigation, if required;
Prosecutor’s finding of probable cause;
Filing of information in court;
Judge’s personal determination of probable cause;
Issuance of warrant, unless bail or other procedure applies.

The offended spouse cannot simply ask airport authorities to arrest the accused without a valid warrant or lawful basis.

XXII. Can the Case Affect Passport, Immigration, or Overseas Employment?

A pending criminal case may affect travel or employment in practical ways, but adultery or concubinage does not automatically cancel a passport or overseas employment.

Possible consequences include:

Hold departure issues if a court order exists;
Difficulty obtaining clearances;
Employer disciplinary consequences;
Visa or residency issues abroad, depending on the foreign country;
Reputational harm;
Settlement pressure in family disputes.

A court may impose travel restrictions as part of criminal procedure, bail conditions, or other lawful orders.

XXIII. Can the Offended Spouse File a Case While Abroad?

Yes. An offended spouse who is abroad may still initiate legal action in the Philippines, but practical steps must be handled correctly.

The spouse may need:

A Philippine lawyer;
A sworn complaint-affidavit;
Authentication or consular acknowledgment of documents executed abroad, where required;
Evidence properly authenticated;
Availability for hearings or testimony;
Special power of attorney for certain acts, if appropriate.

For criminal complaints involving private crimes, personal participation of the offended spouse is important because the law requires the complaint of the offended party.

XXIV. Can the Offended Spouse File in the Foreign Country Instead?

Possibly, depending on the foreign country’s laws.

Some countries criminalize adultery or certain sexual conduct. Others do not. Some treat marital infidelity only as a civil matter. Some may have strict rules on cohabitation, morality, or family status. Others may impose no criminal liability at all.

A Filipino working abroad is subject to the laws of the host country. Thus, even if Philippine criminal prosecution is unavailable for acts committed abroad, the host country’s law may impose consequences.

Foreign legal advice is necessary if the spouse wants to pursue remedies abroad.

XXV. Related Philippine Remedy: Legal Separation

Even if a criminal case for adultery or concubinage is not available, the offended spouse may consider legal separation if the legal grounds are present.

Legal separation does not dissolve the marriage and does not allow remarriage. However, it may allow:

Separation of the spouses from bed and board;
Dissolution of property relations;
Custody and support arrangements;
Disqualification of the offending spouse from inheriting from the innocent spouse by intestate succession;
Revocation of certain donations or insurance designations in appropriate cases.

Sexual infidelity may be relevant to legal separation, subject to legal requirements and defenses.

XXVI. Related Philippine Remedy: Annulment or Declaration of Nullity

Adultery or concubinage does not automatically annul a marriage.

Infidelity after marriage is generally not, by itself, a ground for annulment or declaration of nullity. However, it may be evidence in a psychological incapacity case if it reflects a grave, antecedent, and incurable inability to comply with essential marital obligations.

For example, chronic infidelity, abandonment, irresponsibility, or inability to maintain fidelity may be presented as part of a broader psychological incapacity theory, but the court must still find that the legal requirements are met.

XXVII. Related Philippine Remedy: VAWC

In some cases, an extramarital relationship may be relevant under the law on Violence Against Women and Their Children.

A married man’s sexual or romantic relationship with another woman, especially if accompanied by abandonment, economic abuse, emotional abuse, humiliation, deprivation of support, or public disrespect, may potentially support a VAWC complaint depending on the facts.

VAWC is a separate law with separate elements. It is not the same as concubinage.

This remedy is available only under circumstances covered by the statute, and the offended party must prove the specific acts constituting violence or abuse.

XXVIII. Civil Damages

The offended spouse may consider civil claims if the conduct caused actionable injury.

Possible claims may involve:

Moral damages;
Exemplary damages;
Attorney’s fees;
Damages based on abuse of rights;
Damages arising from criminal conviction;
Related family law claims.

Civil liability may accompany criminal liability, but a separate civil action may also be considered depending on the legal basis.

XXIX. Child Custody and Support

Extramarital affairs may affect custody disputes, but courts focus on the best interests of the child.

A parent is not automatically deprived of custody merely because of adultery or concubinage. The court considers:

Child’s age;
Emotional, moral, and physical welfare;
Stability of living arrangements;
Parent’s ability to provide care;
Exposure to harmful environments;
History of abuse or neglect;
Child’s preference, depending on age and maturity;
Existing caregiving arrangements.

Support obligations continue regardless of marital conflict. A spouse cannot refuse child support merely because the other spouse committed infidelity.

XXX. Property Consequences

Adultery or concubinage may affect property relations indirectly through legal separation, annulment/nullity, or related civil actions.

Possible consequences include:

Dissolution of property regime in legal separation;
Forfeiture rules in certain family law cases;
Claims involving conjugal or community property used to support the affair;
Recovery of property improperly transferred to a paramour or mistress;
Disputes over donations;
Inheritance consequences.

If the offending spouse used marital funds to maintain the extramarital relationship, the offended spouse may have additional claims depending on evidence.

XXXI. Employer and Overseas Work Consequences

For OFWs, seafarers, and expatriate employees, an extramarital relationship may affect work depending on the employer’s rules and the host country.

Possible consequences include:

Contract termination for violation of morality clauses;
Breach of company code of conduct;
Loss of housing privileges;
Visa sponsorship issues;
Repatriation;
Disciplinary action;
Problems with foreign authorities if host country law penalizes the conduct.

These consequences are separate from Philippine criminal liability.

XXXII. Seafarers and Acts on Ships

Special issues may arise for seafarers.

If the alleged act occurs on a ship, jurisdiction may depend on:

Whether the vessel is Philippine-registered;
Location of the vessel;
Applicable flag-state law;
Employment contract;
Maritime rules;
Whether the ship is considered Philippine territory for criminal law purposes;
Port state jurisdiction.

Acts on Philippine ships may fall within recognized extraterritorial applications of Philippine criminal law, but the facts must be carefully examined.

XXXIII. Dual Citizens and Former Filipinos

Citizenship may complicate analysis but does not erase the territorial nature of criminal law.

A dual citizen or former Filipino may still be subject to Philippine jurisdiction for acts committed in the Philippines. For acts abroad, Philippine prosecution for adultery or concubinage remains subject to the limits of territorial criminal law.

Family law consequences may differ depending on citizenship, foreign divorce, residency, and recognition of foreign judgments.

XXXIV. Foreign Divorce and Later Relationships

A married Filipino working abroad may believe that a foreign divorce allows him or her to enter a new relationship.

This is risky.

Philippine law does not automatically recognize all foreign divorces for all purposes. A Filipino who remains married under Philippine law may still face legal consequences in the Philippines.

If the marriage involved a foreign spouse and a valid foreign divorce was obtained abroad, judicial recognition in the Philippines may be necessary before the Filipino spouse’s civil status is updated.

Until the legal effects are properly recognized, entering a new marital or quasi-marital relationship may create legal complications.

XXXV. Bigamy Versus Adultery or Concubinage

If the married Filipino contracts a second marriage while the first marriage is still legally subsisting, the issue may be bigamy, not merely adultery or concubinage.

Bigamy has different elements and more serious consequences. It generally involves:

A first valid marriage;
The first marriage has not been legally dissolved or the absent spouse has not been declared presumptively dead where required;
The accused contracts a second or subsequent marriage;
The second marriage has the appearance of validity.

If the second marriage is contracted abroad, complex jurisdictional issues may arise, but the civil status consequences in the Philippines may still be serious.

XXXVI. What If the Spouses Are Already Separated?

Physical separation does not authorize either spouse to have sexual relations with another person.

Unless the marriage has been legally dissolved or the applicable legal remedy has been obtained, the spouses remain married.

Thus:

A married woman may still face adultery liability for sexual intercourse in the Philippines with another man, even if separated from her husband.
A married man may still face concubinage liability if the legal elements occur in the Philippines, even if separated from his wife.
Long separation does not automatically legalize new relationships.

However, separation may affect evidence, defenses, credibility, pardon, consent, and related family law issues.

XXXVII. What If the Marriage Is Void?

Many people assume that if their marriage is void, they cannot be liable for adultery or concubinage. This is dangerous.

Until a competent court declares the marriage void for purposes of remarriage and civil status, parties should not simply treat themselves as unmarried. The legal consequences depend on the specific criminal charge, the status of the marriage, and available defenses.

If a person believes the marriage is void, the proper remedy is to consult counsel and seek a declaration of nullity where required.

XXXVIII. What If There Is an Annulment Case Pending?

A pending annulment or nullity case does not automatically permit either spouse to enter into a sexual relationship with another person.

Until there is a final judgment and proper registration where required, the marriage may still produce legal consequences.

An extramarital relationship during a pending annulment case may:

Affect custody;
Affect settlement negotiations;
Become evidence in related proceedings;
Create criminal exposure if the acts occur in the Philippines and elements are present;
Cause emotional and reputational harm.

XXXIX. Can the Offended Spouse Use the Case for Leverage?

Adultery and concubinage complaints are sometimes used in disputes over money, custody, support, or property. However, using a criminal complaint purely for harassment, extortion, or coercion may create legal and ethical problems.

The offended spouse has the right to seek legal remedies if a crime was committed. But false accusations, fabricated evidence, or threats to file unless money is paid may expose the complainant to liability.

A complaint should be based on truth, evidence, and legal advice.

XL. Defenses in Adultery and Concubinage Cases

Possible defenses may include:

1. Lack of Jurisdiction

If the acts occurred entirely abroad, the accused may argue that Philippine courts lack criminal jurisdiction.

2. No Sexual Intercourse

For adultery, proof of sexual intercourse is essential.

For concubinage, depending on the mode charged, sexual intercourse under scandalous circumstances or cohabitation must be proven.

3. No Knowledge of Marriage

The third party may argue that he or she did not know the accused spouse was married.

4. No Cohabitation or Scandalous Circumstances

In concubinage, the accused may argue that there was no mistress kept in the conjugal dwelling, no scandalous intercourse, and no cohabitation.

5. Pardon or Consent

The accused may argue that the offended spouse consented to or pardoned the offense.

6. Prescription

The accused may argue that the complaint was filed too late.

7. Mistaken Identity or Fabricated Evidence

The accused may challenge the authenticity, source, and interpretation of evidence.

8. Invalid Complaint

Because these are private crimes, defects in the complaint by the offended spouse may affect prosecution.

XLI. Practical Steps for an Offended Spouse

An offended spouse considering action should:

Determine where the acts occurred.
Identify the legal remedy: adultery, concubinage, VAWC, legal separation, civil damages, custody, support, or recognition of foreign issues.
Preserve evidence lawfully.
Avoid hacking, illegal recordings, threats, or public shaming.
Secure marriage certificate and relevant civil documents.
List witnesses and their contact details.
Record dates, places, and specific incidents.
Consult a Philippine lawyer promptly.
Consider foreign legal advice if the acts occurred abroad.
Avoid delay because prescription may apply.

The place of commission is especially important. If the conduct happened abroad, a Philippine criminal complaint may not be the proper remedy.

XLII. Practical Steps for the Accused Spouse Abroad

A married Filipino abroad who receives threats or notice of a complaint should:

Avoid ignoring legal notices from the Philippines.
Determine whether a complaint has actually been filed.
Consult Philippine counsel.
Preserve evidence of location, dates, travel, and communications.
Avoid contacting or threatening the complainant.
Avoid posting about the dispute online.
Check whether the alleged acts occurred in the Philippines or abroad.
Prepare evidence if the relationship began after legal separation, annulment, foreign divorce, or other relevant event.
Review immigration and employment consequences in the host country.
Comply with lawful court processes.

The accused should not assume that being abroad makes the case impossible, especially if the alleged acts occurred in the Philippines.

XLIII. Practical Steps for the Third Party

The third party may also face liability if the elements are present.

A third party should consider:

Whether he or she knew the person was married;
Where the acts occurred;
Whether there is proof of sexual relations, cohabitation, or scandalous circumstances;
Whether the offended spouse consented or pardoned;
Whether the complaint includes both accused parties;
Whether evidence was lawfully obtained;
Whether the foreign country’s law also creates exposure.

A third party should not dismiss the case simply because he or she is single or foreign.

XLIV. Common Misconceptions

1. “If the spouse is abroad, Philippine law no longer applies.”

False. Philippine law may still apply to acts committed in the Philippines. But acts committed entirely abroad raise jurisdictional issues.

2. “Adultery and concubinage are the same.”

False. Adultery applies to a married woman and requires sexual intercourse. Concubinage applies to a married man and requires specific circumstances such as keeping a mistress, scandalous intercourse, or cohabitation.

3. “Chat messages are enough.”

Not always. Messages may help, but the legal elements must still be proven.

4. “Long separation allows new relationships.”

False. Separation alone does not dissolve the marriage.

5. “If both spouses have partners, no one can file.”

Not necessarily. But consent, pardon, and defenses may arise.

6. “The police can arrest the spouse at the airport just because of an affair.”

False. Arrest requires a lawful basis, usually a warrant issued after proper proceedings.

7. “A foreign divorce always protects the Filipino spouse.”

False. Philippine recognition issues may remain.

8. “The mistress or paramour cannot be charged if single.”

False. A single third party may still be charged if the legal elements are present and he or she knew the spouse was married.

XLV. Key Distinction: Moral Wrong, Civil Wrong, and Criminal Liability

Not every betrayal is a prosecutable crime in the Philippines.

A spouse may have committed a moral wrong or caused emotional harm, but criminal conviction requires proof beyond reasonable doubt of all legal elements within Philippine jurisdiction.

The law distinguishes between:

Marital infidelity as a personal or moral wrong;
Sexual infidelity as a ground for legal separation;
Psychological incapacity evidence in nullity cases;
Emotional or economic abuse under VAWC;
Adultery or concubinage as specific crimes;
Civil damages for actionable injury;
Employment or immigration consequences abroad.

A proper legal strategy depends on choosing the remedy that fits the facts.

XLVI. Bottom Line

A married Filipino working abroad can be liable for adultery or concubinage under Philippine law if the legally punishable acts occurred in the Philippines and the offended spouse properly files the required complaint. Being an OFW, seafarer, migrant worker, expatriate, permanent resident, or dual citizen does not automatically shield a person from liability for acts committed within Philippine territory.

However, if the alleged adultery or concubinage occurred entirely abroad, Philippine criminal prosecution is generally difficult because Philippine criminal law is primarily territorial. The offended spouse may need to consider the law of the foreign country or pursue other Philippine remedies such as legal separation, custody, support, civil damages, VAWC where applicable, or annulment/nullity-related claims if supported by the facts.

The decisive questions are: where did the acts occur, what exactly happened, who can file the complaint, what evidence exists, and whether the elements of adultery or concubinage can be proven beyond reasonable doubt. Without those elements, an affair may be painful and legally relevant in other ways, but it may not result in a Philippine criminal conviction for adultery or concubinage.