Quick answer

An heir’s rights depend on whether the deceased left a valid will, the heir’s legal relationship to the deceased, the family members who survived, the deceased’s property regime and debts, and—in some cases—the deceased’s nationality.

Under Philippine law:

Successional rights generally arise at the moment of death.
A valid will governs only within the limits imposed by law.
“Compulsory heirs” cannot ordinarily be deprived of their legitime, or minimum reserved share.
If there is no valid will, the Civil Code’s rules on intestate succession determine who inherits and in what proportions.
The estate must first be identified, liquidated, and charged with lawful debts, taxes, and expenses. An heir does not automatically become the exclusive owner of a particular house, lot, vehicle, or bank account merely because the heir is entitled to a fraction of the estate.
An omitted heir should not sign a waiver, deed of extrajudicial settlement, sale, or quitclaim without first checking the family records, property documents, will, debts, and correct computation of shares.

Inheritance computations can change substantially when legitimate children, illegitimate children, an adopted child, a surviving spouse, parents, grandchildren, or siblings survive together. A correct answer requires the complete family tree and the legal status of each relationship.

When inheritance rights begin

Article 777 of the Civil Code of the Philippines provides that rights to succession are transmitted from the moment of death.

This does not mean every asset can immediately be taken, sold, or transferred. Before distribution, the following may still be necessary:

Determine which assets belonged to the deceased.
Liquidate the spouses’ absolute community or conjugal partnership, if applicable.
Identify valid debts and obligations.
Determine whether a will exists and, if so, have it allowed in probate.
Establish the lawful heirs and their shares.
File and pay the applicable estate tax.
Obtain the BIR’s electronic Certificate Authorizing Registration, or eCAR, for registrable property.
Partition the net estate and register transfers where required.

Until partition, heirs generally hold the inherited estate in co-ownership. Each heir has an undivided interest in the estate, not automatic ownership of whichever specific asset the heir occupies or prefers.

The estate is not necessarily everything titled in the deceased’s name

The hereditary estate is determined only after separating the deceased’s own property from property belonging to a surviving spouse or another co-owner.

For a married person, the applicable property regime may be:

absolute community of property;
conjugal partnership of gains;
complete separation of property; or
another valid regime under a marriage settlement.

The surviving spouse’s share in community or conjugal property is not an inheritance. It is the spouse’s own share after liquidation. Only the portion belonging to the deceased enters the estate and is then divided among the heirs.

Property may also be excluded because it belongs to another person, is merely held in trust, or is covered by a valid co-ownership arrangement. Conversely, an asset not titled in the deceased’s name may still require investigation if the documents show that the deceased beneficially owned it.

Who are compulsory heirs?

Article 887 of the Civil Code identifies the principal compulsory heirs:

legitimate children and descendants, with respect to their parents and ascendants;
in the absence of legitimate children or descendants, legitimate parents and ascendants;
the surviving spouse; and
acknowledged illegitimate children and other illegitimate children whose filiation is legally established.

The list must be applied together with the rules on concurrence, representation, filiation, adoption, and the order of succession. A person’s inclusion in the family tree does not by itself establish the right to inherit.

Brothers, sisters, nephews, nieces, and more remote relatives are generally not compulsory heirs. They may inherit under a will or through intestate succession when no nearer heirs who exclude them are present.

A live-in partner is not a surviving spouse for succession purposes unless there was a legally valid marriage. The partner may nevertheless have independent property claims based on ownership, co-ownership, or the property rules governing unions without marriage. Those claims are different from inheritance.

What is a legitime?

A legitime is the portion of the estate that the law reserves for compulsory heirs. A testator may ordinarily dispose freely only of the portion left after all legitimes are protected.

Some basic rules include:

The collective legitime of legitimate children and descendants is generally one-half of the hereditary estate.
Under Article 176 of the Family Code, as amended, the legitime of each illegitimate child is generally one-half of the legitime of a legitimate child, subject to the Civil Code’s rules on available portions and concurrence.
If a surviving spouse inherits together with legitimate children or descendants, the spouse’s legitime is generally equal to the legitime of one legitimate child.
In the absence of legitimate descendants, legitimate parents or ascendants may be entitled to a reserved share.
A surviving spouse’s share varies depending on whether the spouse concurs with children, parents, or other heirs.

These rules should not be used as a stand-alone calculator. The “hereditary estate” used for legitime purposes is not simply the gross value of everything left behind. Debts and charges must be considered, and certain lifetime donations must be added back notionally for computation under Articles 908 to 911 of the Civil Code.

If a will or lifetime donation impairs a compulsory heir’s legitime, the heir may seek completion or reduction of excessive testamentary dispositions or donations.

What happens if there is a valid will?

A will does not automatically eliminate the rights of compulsory heirs. The will must:

comply with the required formalities;
have been made by a legally capable testator acting freely;
identify dispositions and beneficiaries with sufficient certainty; and
respect compulsory heirs’ legitimes unless a valid disinheritance applies.

A notarial will generally requires the formalities in Articles 804 to 809 of the Civil Code. A holographic will must be entirely written, dated, and signed by the testator’s own hand under Article 810.

A will has no effect as a basis for distributing property until it is allowed in probate. Rule 75 of the Rules of Court on Special Proceedings requires probate even when no one contests the will.

A person who has custody of a will must deliver it to the proper court within 20 days after learning of the testator’s death. A named executor who knows of the death and appointment must, within 20 days, present the will to the court unless it has already been filed, or signify acceptance or refusal of the trust.

Omission is not always valid disinheritance

Simply leaving a child or another compulsory heir out of a will does not necessarily remove that heir’s rights.

Under Article 854, the total omission of a compulsory heir in the direct line—known as preterition—may annul the institution of heirs, while devises and legacies remain valid to the extent that they are not excessive. Whether an omission is preterition depends on the will, the identity of the omitted heir, and whether the heir received anything by will or otherwise chargeable to the legitime.

Disinheritance is different. Articles 915 to 923 require:

a cause expressly authorized by law;
disinheritance through a will;
specification of the legal cause; and
proof of that cause by the other heirs if the disinherited heir denies it.

Family disagreement, personal disappointment, or a bare statement that an heir is “unworthy” does not automatically satisfy these requirements.

Separate rules on incapacity or unworthiness to succeed appear in Articles 1027 and 1032. They apply only when the statutory facts are established.

If there is no valid will

When a person dies without a will, or the will does not validly dispose of the entire estate, legal or intestate succession applies.

The general order gives priority to closer family relationships, subject to important concurrence rules:

Legitimate children and descendants generally take priority over legitimate parents and collateral relatives.
Legitimate parents or ascendants may inherit when there are no legitimate descendants.
Illegitimate children whose filiation is established have inheritance rights from their parents.
The surviving spouse may inherit alone or together with children, parents, or—in specified cases—siblings, nephews, and nieces.
In the absence of descendants, ascendants, illegitimate children, and a surviving spouse, brothers and sisters and their children may inherit.
More remote collateral relatives may inherit within the statutory limit.
If no qualified heir exists, the estate may pass to the State.

The nearest relative generally excludes more remote relatives, except where the right of representation properly applies.

Children and proof of filiation

Legitimate, legitimated, illegitimate, and adopted children may have inheritance rights, but the legal basis and required proof can differ.

Useful evidence may include:

PSA-issued birth certificates;
marriage certificates of the parents;
an admission of filiation in a public document or handwritten private instrument;
a final judgment establishing filiation;
adoption orders and amended civil-registry records;
records showing open and continuous possession of the status of a child; and
other evidence allowed under the Family Code and Rules of Court.

An inaccurate, late-registered, or incomplete birth certificate does not always end the inquiry. But a biological claim alone does not permit a person to take estate property without legally sufficient proof.

Time can be critical in filiation disputes. Under Article 175 of the Family Code, some actions based on particular kinds of evidence must be brought during the alleged parent’s lifetime. Obtain legal advice promptly if a parent is seriously ill or if filiation is disputed.

Rights of illegitimate children

An illegitimate child may inherit from the child’s own mother and father once filiation is legally established. The child is also a compulsory heir of the parent.

However, Article 992 of the Civil Code continues to restrict intestate succession between an illegitimate child and the legitimate children and relatives of that child’s parent. The Supreme Court applied that statutory restriction in Aquino v. Aquino, G.R. Nos. 208912 and 209018, December 7, 2021.

This restriction should not be applied casually. The result may depend on whether the claim is directly against a parent’s estate, involves representation through a predeceased parent, or concerns a will rather than intestate succession.

Rights of adopted children

Under Section 43 of the Domestic Administrative Adoption and Alternative Child Care Act, Republic Act No. 11642, adopters and adoptees have reciprocal rights of succession in testate and intestate succession without distinction from legitimate filiation.

Adoption ordinarily severs legal ties with the biological parents, except where the biological parent is the adopter’s spouse. The succession consequences of an older adoption, a stepparent adoption, rescission by the adoptee, or a will made by a biological parent require examination of the governing law and actual adoption records.

Informal pagpapalaki, use of a family surname, or treatment as a child does not by itself create the legal effects of adoption.

Grandchildren and the right of representation

A grandchild does not automatically inherit whenever a grandparent dies.

A grandchild may inherit:

in the grandchild’s own right when the applicable succession rules call the grandchild directly; or
by representation, taking the place that a predeceased, incapacitated, or disinherited parent would have occupied where the Civil Code permits representation.

There is generally no representation of a person who merely renounced an inheritance. The legitimacy and filiation rules, including Article 992, may also affect representation.

Can an heir reject an inheritance?

An heir may accept or repudiate an inheritance only after the person whose estate is involved has died. A waiver of a future inheritance or future legitime is generally void.

Acceptance may be express or implied by conduct that necessarily assumes the status of heir. Repudiation must be made in a public or authentic instrument or through a petition presented to the court with jurisdiction over the estate.

An heir should first investigate the estate’s assets, debts, taxes, pending cases, and guarantees. Taking control of assets, selling inherited rights, or signing a settlement may have legal consequences inconsistent with later repudiation.

Can one heir sell estate property?

Before partition, an heir may generally transfer only the hereditary right or undivided interest that actually belongs to that heir. The heir cannot unilaterally sell the entire property or the shares of the other co-heirs.

A sale describing a specific estate property may ultimately affect only the seller’s share, depending on the partition and the governing facts. Buyers face substantial risk if heirship, estate settlement, taxes, or title remains unresolved.

Any sale to an outsider may also trigger statutory rights of redemption among co-heirs under Article 1088. The written notice and one-month period in that provision require careful, document-specific analysis.

Extrajudicial settlement: when it is available

Section 1, Rule 74 allows an extrajudicial settlement when:

the deceased left no will;
the estate has no outstanding debts;
all heirs are of age, or minors are properly represented by judicial or legal representatives duly authorized for the purpose; and
all necessary heirs participate and agree.

The settlement must be in a public instrument. A sole heir may use an affidavit of self-adjudication. The instrument must be filed with the Register of Deeds when registered property is involved, and Rule 74 requires publication in a newspaper of general circulation. The rule also contains a bond requirement concerning personal property.

Publication does not cure the exclusion of an heir. Rule 74 expressly states that an extrajudicial settlement is not binding on a person who did not participate or had no notice. Supreme Court decisions also recognize that the rule’s two-year protection provisions do not automatically defeat every claim of an heir who was excluded and deprived of participation.

If there is a will, a substantial debt, disagreement over heirship, an incapable heir without proper representation, or a contested asset, judicial settlement may be necessary.

When court proceedings may be required

Judicial settlement is commonly needed when:

a will must be probated;
heirs dispute filiation, marriage, adoption, or entitlement;
an heir was omitted or disinherited;
the estate has unresolved debts;
heirs cannot agree on administration or partition;
property ownership is contested;
an executor or administrator must recover or protect estate assets;
a deed, transfer, or title is alleged to be fraudulent; or
a minor or incapacitated person’s interest requires court protection.

Under Rule 73, venue is generally in the proper court of the province where the deceased resided at death. If the deceased was not a Philippine resident, venue may be where estate property is located.

A separate declaration of heirship is not invariably required before an ordinary civil action. In Treyes v. Antonio, G.R. No. 204423, September 8, 2020, the Supreme Court clarified that heirship may be determined in an ordinary civil action when necessary to resolve the cause of action. The proper procedure still depends on the relief sought and whether estate administration is necessary.

Estate tax and transfer requirements

Estate tax is different from the heirs’ respective shares. It is imposed on the transfer of the net estate and must ordinarily be dealt with before registrable assets are transferred.

For deaths covered by the TRAIN amendments, the estate tax rate is generally 6% of the net taxable estate. The governing law is the tax law in force on the date of death; older estates may follow different rates, deductions, amnesty rules, and documentation requirements.

The estate tax return is generally due within one year from the date of death. Payment is due when the return is filed. An extension to pay may be granted upon the statutory showing of undue hardship, for up to five years in a judicial settlement or two years in an extrajudicial settlement. An extension is not automatic.

Republic Act No. 11976 now permits filing and payment electronically or manually through authorized channels prescribed by the BIR. Because filing systems and documentary checklists can change, verify the current procedure through the BIR’s official estate-tax information and estate-tax processing service.

Late filing or payment can result in interest, additions to tax, and other consequences. Do not wait for the heirs to agree on the final physical division before seeking tax advice.

Practical steps for heirs

1. Secure the civil records

Obtain certified copies of the death certificate, birth certificates, marriage certificates, adoption records, and any judgments affecting civil status.

2. Find and protect the original will

Check the deceased’s files, lawyer, bank records, safe, and trusted family members. Do not alter, staple, mark, or destroy the document.

3. Make a complete family tree

List all marriages, children, adopted children, children born outside marriage, predeceased children, grandchildren, surviving parents, and siblings. Record dates of birth, death, marriage, and adoption.

4. Inventory assets and liabilities

Include:

land and condominium titles;
tax declarations;
bank and investment accounts;
vehicles;
business interests and shares of stock;
insurance and retirement benefits;
receivables;
digital assets;
loans, mortgages, taxes, and pending cases; and
significant lifetime donations.

A named insurance beneficiary or jointly held account may require separate analysis; not every benefit automatically forms part of the distributable estate.

5. Preserve possession and value

Secure vacant property, continue necessary insurance, document valuables, collect rental records, and prevent unauthorized withdrawals or transfers. Keep receipts for legitimate estate expenses.

6. Determine the proper settlement route

Confirm whether the estate qualifies for extrajudicial settlement or needs probate, administration, partition, or another judicial proceeding.

7. Compute shares only after the facts are verified

First liquidate the property regime, determine the net estate, identify compulsory heirs, account for relevant donations, and then apply the correct succession rules.

8. Complete tax and registration requirements

Use the current BIR checklist, obtain the necessary eCAR, pay local transfer taxes and registration fees where applicable, and register the deed or court order with the proper Registry of Deeds and other agencies.

Evidence to preserve

Keep original or authenticated copies of:

the will and codicils;
civil-registry records;
land titles and tax declarations;
deeds of sale, donation, mortgage, and partition;
bank, investment, and loan statements near the date of death;
corporate records and stock certificates;
insurance policies and beneficiary designations;
marriage settlements;
adoption and filiation records;
medical records relevant to testamentary capacity;
messages or records concerning coercion, forgery, concealment, or estate withdrawals;
inventories, photographs, appraisals, and receipts; and
prior extrajudicial settlements, affidavits, waivers, and notices of publication.

Preserve electronic files in their original format with metadata when fraud, forgery, or undue influence may be disputed.

Common mistakes

Dividing the gross assets without first liquidating the spouses’ property regime.
Assuming the oldest child receives a larger share.
Treating a live-in partner as a legal spouse.
Excluding an illegitimate or adopted child without checking filiation or adoption records.
Assuming a birth certificate alone resolves every filiation dispute.
Believing a will can freely give away the entire estate despite compulsory heirs.
Treating omission from a will as automatic disinheritance.
Signing an extrajudicial settlement without identifying every heir.
Using publication as a substitute for the participation of a known heir.
Letting one heir sell or mortgage the whole property without authority.
Distributing cash before checking debts and estate tax.
Relying on verbal waivers or a waiver signed before death.
Using a template deed without calculating the actual hereditary shares.
Delaying because the family believes inheritance claims always have a simple two-year deadline.

Different claims may have different limitation periods, and some disputes involve fraud, trusts, co-ownership, possession, or void instruments. Obtain advice based on the exact document and cause of action.

When legal help is urgent

Consult a Philippine succession lawyer promptly if:

a will is being hidden, altered, or threatened with destruction;
the 20-day period for delivering or presenting a will is running;
the estate-tax deadline is approaching;
filiation remains unrecognized and the alleged parent is still alive but seriously ill;
property is being sold, mortgaged, withdrawn, or retitled without all heirs’ authority;
an heir was omitted from an extrajudicial settlement;
a minor or person with disability may be signing through an unauthorized representative;
signatures or notarization appear false;
the deceased may have lacked testamentary capacity or was subjected to undue influence;
a surviving spouse’s community or conjugal share is being treated as estate property;
estate assets or heirs are in more than one country; or
the deceased was a foreign national.

Nationality can materially change the analysis. Under Article 16 of the Civil Code, the order of succession, the amount of successional rights, and the intrinsic validity of testamentary provisions are generally governed by the deceased’s national law, regardless of where the property is located. Cross-border estates therefore require coordinated advice.

Frequently asked questions

Do all children inherit equally?

Not always. Legitimate children generally share equally among themselves, but an illegitimate child’s statutory share is ordinarily different. Adopted and legitimated children generally stand on the footing provided by their governing statutes. The final result also depends on the surviving spouse and other concurrent heirs.

Can a parent leave everything to only one child?

Generally not if other compulsory heirs survive. The favored child may receive the disposable portion, but the other compulsory heirs may demand completion of their legitimes unless validly disinherited.

Does the surviving spouse automatically get half of everything?

No. The spouse may first own a share under the marital property regime, and separately receive an inheritance. Both amounts depend on the property regime and the heirs who survive.

Can siblings inherit if the deceased had children?

As a general rule, descendants exclude collateral relatives such as siblings in intestate succession. A sibling may still receive property under a valid will, but only from the disposable portion when compulsory heirs exist.

Can an heir be forced to remain in co-ownership?

Generally, no co-heir is required to remain indefinitely in an undivided estate, subject to lawful restrictions and limited periods allowed by the Civil Code. An heir may seek partition if the co-heirs cannot agree.

Is a notarized extrajudicial settlement automatically valid?

No. Notarization does not cure the absence of a required heir, a will, unresolved debts, fraud, lack of authority, defective representation of a minor, or an incorrect description of property.

Does payment of estate tax prove ownership or heirship?

No. A tax filing, payment receipt, or eCAR facilitates tax compliance and registration but does not conclusively resolve a contested marriage, filiation, will, ownership claim, or hereditary share.

Can an heir withdraw money from the deceased’s bank account?

Not merely because the person is an heir or possesses the ATM card. Bank deposits are estate assets unless a different legal arrangement applies. Unauthorized withdrawal can create civil, tax, evidentiary, and potentially criminal problems.

What if one heir already occupies the family home?

Possession alone does not ordinarily give that heir exclusive ownership. The occupant may be accountable to co-heirs depending on demands, benefits received, expenses paid, and the circumstances of possession.

Can heirs divide the estate differently from the statutory shares?

Adult heirs with capacity may agree on a partition, transfers, or waivers after death, provided the arrangement is informed, voluntary, properly documented, tax-compliant, and does not prejudice creditors, minors, incapacitated persons, or nonparticipating heirs. A substantially unequal arrangement may also have donation-tax consequences.

Official legal sources

This article provides general legal information, not legal advice or a definitive computation of any person’s share. Succession outcomes depend on the complete family history, civil-status records, property regime, will, donations, debts, date of death, nationality, and settlement documents. Sources and procedures were checked as of August 31, 2026.