A co-ownership agreement for a shared house in the Philippines is the document that prevents “kami-kami lang” arrangements from turning into expensive family, sibling, partner, or investor disputes. It should clearly answer: Who owns what share? Who may live in the house? Who pays the mortgage, real property tax, repairs, insurance, association dues, and utilities? What happens if one co-owner wants out, dies, stops paying, migrates, gets married, separates, or wants to sell?
In Philippine law, co-ownership is not unusual. It happens when siblings inherit a family home, unmarried partners buy or build together, OFWs contribute to a house in the Philippines, friends pool money, or a Filipino spouse and foreign spouse structure a home purchase around Philippine land ownership restrictions. The problem is that the land title or tax declaration often says very little about day-to-day rights. A well-drafted co-ownership agreement fills that gap.
What Is a Co-Ownership Agreement?
A co-ownership agreement is a written contract among two or more people who share ownership, use, expenses, and decision-making over a property.
For a shared house, it may cover:
- A titled house and lot
- A house built on land owned by one co-owner
- A family home inherited by several heirs
- A townhouse, duplex, or condominium unit
- A house used by one co-owner but paid for by several people
- A property bought by relatives, unmarried partners, or business partners
The agreement does not replace the Transfer Certificate of Title, Condominium Certificate of Title, deed of sale, estate settlement, or tax declaration. Instead, it works beside those documents by setting the private rules among the co-owners.
In practical terms, it is the “house constitution.”
Legal Basis for Co-Ownership in the Philippines
The main law is the Civil Code of the Philippines, especially Articles 484 to 501 on co-ownership. You can read the Civil Code through the LawPhil Civil Code text.
Co-ownership exists when ownership belongs to several people
Under Article 484 of the Civil Code, there is co-ownership when the ownership of an undivided thing or right belongs to different persons.
“Undivided” is important. If three siblings own a house equally, it does not mean one owns the kitchen, one owns the living room, and one owns the second floor. Each owns an ideal or proportional share in the whole property, unless the property is later partitioned.
Each co-owner has rights, but must respect the others
The Civil Code gives co-owners several basic rights:
- The right to use the property according to its purpose, provided the use does not prejudice the interest of the co-ownership or prevent the others from using it.
- The right to share in benefits, fruits, rent, or income according to their shares.
- The duty to contribute to expenses of preservation, taxes, and necessary repairs.
- The right to sell, assign, or mortgage one’s undivided share, subject to limits.
- The right to ask for partition, subject to valid restrictions.
A co-owner can sell their share, but not the whole property
Under Article 493 of the Civil Code, each co-owner has full ownership of their part and may generally sell, assign, or mortgage that share. But the sale affects only the share that may be allotted to that co-owner upon partition.
This is a common source of conflict. If one sibling signs a deed selling the entire inherited house without authority from the other siblings, the buyer usually does not acquire the non-consenting siblings’ shares. The buyer steps into the selling sibling’s shoes only to the extent of that sibling’s rights.
No one can usually be forced to stay in co-ownership forever
Under Article 494 of the Civil Code, no co-owner is obliged to remain in co-ownership. Each co-owner may demand partition at any time.
However, the same article allows co-owners to agree to keep the property undivided for a period not exceeding 10 years, renewable by a new agreement. This is very useful for shared homes because the agreement can say, for example, that no one may demand sale or partition for the first five years while the mortgage is being paid or while a parent is still living in the house.
Real property arrangements should be in writing and notarized
For real estate, written documentation matters. Article 1358 of the Civil Code states that acts and contracts involving the creation, transmission, modification, or extinguishment of real rights over immovable property should appear in a public document. Article 1403, the Statute of Frauds, also requires certain agreements involving real property or interests in real property to be in writing to be enforceable.
In practice, this means a serious co-ownership agreement for a house should be:
- Written clearly.
- Signed by all co-owners.
- Notarized before a Philippine notary public, if signed in the Philippines.
- Properly authenticated or apostilled if signed abroad, depending on where and how it will be used.
The 2004 Rules on Notarial Practice also require personal appearance and competent evidence of identity for notarization.
When You Need a Co-Ownership Agreement
You should prepare one before money changes hands, before construction starts, or before one person moves into the house. But it is still useful even after the property has already been bought.
Common situations include:
| Situation | Why an agreement is important |
|---|---|
| Siblings inherit a family home | Prevents disputes over occupancy, rent, repairs, sale, and buyout |
| Unmarried couple buys a house | Clarifies shares, contributions, breakup consequences, and reimbursement |
| OFW funds a house through a relative | Records who owns what and who may sign documents |
| Friends or business partners invest together | Sets voting rules, exit rights, and expense sharing |
| One co-owner lives in the property | Clarifies whether that person pays rent, utilities, maintenance, or occupancy fees |
| Filipino and foreign spouse are involved | Addresses land ownership restrictions and contribution records |
| House is built on land owned by only one person | Separates ownership of land, improvements, reimbursement, and use rights |
Foreigners and Shared Houses in the Philippines
Foreigners must be careful. Under Article XII, Section 7 of the 1987 Philippine Constitution, private lands may generally be transferred only to Filipino citizens or corporations/associations qualified to acquire land, except in cases such as hereditary succession. The official Constitution text is available through the Supreme Court E-Library copy of Article XII.
This means a foreigner generally cannot co-own Philippine land.
However, real-life arrangements may involve:
- A Filipino spouse owning the land.
- A foreigner contributing to construction costs.
- A foreigner owning shares in a condominium unit, subject to condominium law limits.
- A long-term lease arrangement instead of land ownership.
- A separate agreement on reimbursement, use, or improvements.
A co-ownership agreement should not be used to disguise illegal land ownership by a foreigner. If a foreigner is contributing money, the agreement must be drafted carefully so it does not create an arrangement that violates the Constitution or anti-dummy principles.
For a house and lot, the safest drafting approach is to state clearly:
- Who owns the land.
- Who owns or paid for the house improvements, if different.
- Whether the foreigner’s contribution is a loan, reimbursement claim, lease payment, construction contribution, or other lawful arrangement.
- What happens if the relationship ends, the Filipino owner sells the land, or the foreigner leaves the Philippines.
- Whether documents signed abroad need consular notarization or apostille.
What to Check Before Drafting the Agreement
Before writing anything, gather the facts. Many co-ownership disputes start because people draft based on assumptions, not documents.
1. Check the title or ownership document
For titled land, ask for a certified true copy of the title from the Register of Deeds or through the Land Registration Authority eSerbisyo portal. Check:
- Registered owner’s name
- Title number
- Technical description
- Property location
- Liens, mortgages, adverse claims, or annotations
- Whether the title is an Original Certificate of Title, Transfer Certificate of Title, or Condominium Certificate of Title
For untitled property, check:
- Tax declaration
- Deed of sale
- Deed of donation
- Extrajudicial settlement
- Possession documents
- Survey plan
- Realty tax payment history
A tax declaration is not the same as a land title. It is evidence for tax purposes and may support possession, but it does not give the same security as a Torrens title.
2. Confirm who the legal owners are
Do not rely only on who paid. In Philippine practice, the registered owner on the title has strong legal significance. If one person paid but another person is named on the title, the agreement must explain the relationship clearly.
For married co-owners, also check the marriage date and property regime. Under the Family Code, spouses may be under absolute community of property, conjugal partnership of gains, or another valid property regime depending on their marriage settlement and date of marriage. This affects whether the spouse must consent to transactions involving the property.
3. Identify the source of money
List each person’s contribution:
- Purchase price
- Down payment
- Monthly amortization
- Construction cost
- Renovation cost
- Real property tax
- Insurance
- Association dues
- Utilities
- Major repairs
- Furnishings and appliances
Be specific. “I helped pay for the house” is too vague. Better: “Ana contributed ₱1,200,000 as down payment on March 15, 2026, representing 40% of the acquisition contribution.”
4. Decide whether contributions equal ownership shares
Contributions and ownership shares are not always the same.
Example:
- Bea pays 70% of the purchase price.
- Carlo pays 30%.
- They agree to own 50-50 because Carlo will supervise construction and manage rentals.
That can be valid if clearly stated. But if the agreement is silent, disputes are likely.
Step-by-Step Guide to Drafting a Co-Ownership Agreement for a Shared House
1. Identify the parties completely
Use full legal names as shown on government IDs.
Include:
- Full name
- Civil status
- Citizenship
- Address
- Tax Identification Number, if available
- Government ID details for notarization
- Spouse’s consent or participation, if needed
For foreigners, include passport details and Philippine address, if any. If a foreigner is not acquiring land ownership, the agreement should avoid language suggesting they are a land co-owner.
2. Describe the property accurately
Do not describe the property only as “our house in Cavite” or “family home in Quezon City.”
Include:
- Title number
- Lot number and block number
- Registered owner
- Exact address
- Condominium unit number, if applicable
- Tax declaration number
- Floor area and land area
- Homeowners’ association or condominium corporation, if any
- Existing mortgage or encumbrance
Attach copies of the title, tax declaration, latest real property tax receipt, deed of sale, building permit, occupancy permit, or subdivision documents when useful.
3. State the ownership shares
Use percentages or fractions.
Examples:
- Ana owns 50%, Ben owns 50%.
- Ana owns 60%, Ben owns 25%, Carlo owns 15%.
- The siblings own equal undivided shares of 1/4 each.
Avoid vague wording like “equal rights” if the money contributions or title ownership are not equal.
Also state whether the shares apply to:
- Land only
- House only
- House and land
- Improvements only
- Condominium unit
- Rental income
- Sale proceeds
4. Set rules on possession and use
This is one of the most important parts for a shared house.
Decide:
- Who may live in the house?
- Is the occupying co-owner required to pay rent or occupancy compensation?
- Can spouses, children, parents, partners, helpers, or tenants live there?
- Can one co-owner use the property as an Airbnb, boarding house, office, or business?
- Are pets allowed?
- Who keeps the keys?
- Can locks be changed?
- Can one co-owner exclude another?
A practical clause may say that no co-owner may deny reasonable access to another co-owner, but actual residence will follow an agreed schedule or occupancy arrangement.
5. Allocate expenses
Separate expenses into categories.
| Expense | Suggested drafting approach |
|---|---|
| Mortgage amortization | State who pays, amount, deadline, and consequence of missed payment |
| Real property tax | Usually shared according to ownership percentage unless agreed otherwise |
| Utilities | Usually paid by the person actually occupying the house |
| Repairs | Distinguish minor, necessary, emergency, and major repairs |
| Insurance | State whether required and who pays premiums |
| Association dues | Allocate to occupant, owners, or both |
| Renovations | Require prior written approval above a certain amount |
| Penalties and surcharges | Charge to the person whose delay caused them |
Be clear about deadlines. For example: “Each co-owner shall deposit their share of real property tax at least 15 calendar days before the local government payment deadline.”
6. Create a decision-making system
Not every decision should require unanimous consent. Otherwise, one person can block everything.
Common voting rules:
| Decision | Suggested approval requirement |
|---|---|
| Routine maintenance | Majority vote or managing co-owner |
| Repairs below a fixed amount | Managing co-owner approval |
| Major renovation | Majority or supermajority |
| Mortgage, sale, donation, lease over one year | Unanimous written consent |
| Admission of new co-owner | Unanimous written consent |
| Filing court case affecting property | Majority or unanimous, depending on issue |
| Emergency repairs | Any co-owner may act, with receipts and notice |
For family homes, it is often wise to require unanimous consent for sale, mortgage, donation, long-term lease, or demolition.
7. Appoint a property manager or administrator
The administrator may be one co-owner or a third party.
State their duties:
- Pay bills from a shared fund
- Collect contributions
- Keep receipts
- Maintain records
- Arrange repairs
- Communicate with the barangay, city assessor, treasurer, homeowners’ association, condominium corporation, BIR, or Register of Deeds
- Prepare an annual accounting
Require transparency. A simple shared folder with scanned receipts can prevent years of suspicion.
8. Set rules for default or non-payment
This is where many agreements are too soft.
Include:
- Grace period
- Written notice requirement
- Interest or penalty, if reasonable
- Right of other co-owners to advance payment
- Reimbursement deadline
- Whether unpaid amounts become a lien or deductible from the defaulting co-owner’s sale proceeds
- Repeated default consequences
Example: If one co-owner fails to pay their share of real property tax and another co-owner advances it, the advancing co-owner should be reimbursed within a stated period, with the amount treated as a debt chargeable against the defaulting co-owner’s share.
9. Include transfer and buyout rules
A good agreement should answer: “What if one of us wants out?”
Useful clauses include:
- Right of first refusal in favor of the other co-owners
- Valuation method
- Appraiser selection
- Payment period
- Installment terms
- Transfer taxes and fees
- Required spouse consent
- Documents to be signed
- Effect of death, incapacity, migration, or bankruptcy
A right of first refusal means that before a co-owner sells their share to an outsider, they must first offer it to the other co-owners on the same terms.
A stronger clause is a buy-sell mechanism, where one co-owner may trigger a process for the others to buy their share at a value determined by appraisal or formula.
10. Address death and inheritance
A co-owner’s share usually forms part of their estate when they die. Their heirs may step into the co-ownership, unless there is a valid arrangement that says otherwise.
The agreement can require:
- Notice to surviving co-owners
- Cooperation in estate settlement
- Temporary administration rules
- Buyout option from heirs
- Restrictions on occupancy by heirs until documents are settled
- Continued payment of taxes and preservation expenses
This is especially important for inherited homes. If left unmanaged, one house can end up with dozens of heirs across generations.
11. Provide a dispute resolution process
Start with practical steps before litigation.
A good sequence is:
- Written notice of the issue.
- Meeting among co-owners within a fixed period.
- Barangay conciliation, if the parties are individuals residing in the same city or municipality and the dispute is covered by the Katarungang Pambarangay system under the Local Government Code.
- Mediation or lawyer-assisted settlement.
- Court action, if necessary.
For real property disputes, the proper court depends on the nature of the case, assessed value, location of the property, and relief sought. Partition, reconveyance, quieting of title, ejectment, and damages have different jurisdictional rules.
12. Sign, notarize, and preserve copies
For Philippine signing:
- All parties should personally appear before the notary public.
- Bring valid government-issued IDs.
- Sign all pages or initial each page.
- Attach government ID details as required.
- Keep original notarized copies.
For signing abroad:
- A document may be notarized before a Philippine Embassy or Consulate.
- If notarized before a foreign notary in an Apostille Convention country, it may need an apostille from the competent authority of that country.
- DFA apostille services generally apply to Philippine public documents for use abroad; foreign documents are authenticated or apostilled in the country where they originated. The DFA’s Apostille official website explains Philippine apostille procedures.
If the agreement affects title or creates an interest that should bind third parties, ask whether it must be registered or annotated with the Register of Deeds. The Land Registration Authority FAQ lists basic registration requirements such as the original deed or instrument, latest tax declaration, and owner’s duplicate title for titled property.
Clauses Every Shared House Co-Ownership Agreement Should Have
At minimum, include these clauses:
Parties Full legal names, citizenship, civil status, addresses, and ID details.
Property description Title number, tax declaration, address, lot/unit details, improvements, and encumbrances.
Ownership shares Exact percentages or fractions.
Purpose of the property Residence, family home, rental property, vacation home, investment, or mixed use.
Use and occupancy Who may live there, whether rent is payable, and limits on guests or tenants.
Financial contributions Purchase price, mortgage, taxes, repairs, insurance, dues, utilities, and improvements.
Management and decision-making Who handles bills, records, repairs, and approvals.
Repairs and improvements Approval thresholds, emergency repairs, reimbursement, and ownership of improvements.
Sale, mortgage, lease, or transfer Consent requirements, right of first refusal, valuation, and transfer process.
Default and remedies Non-payment, unauthorized use, refusal to sign documents, or damage to property.
Death, incapacity, or separation Heirs, estate settlement, spousal issues, and buyout options.
Dispute resolution Meeting, barangay conciliation when applicable, mediation, and court venue.
Term and partition restrictions If desired, a valid no-partition period not exceeding 10 years, renewable by agreement.
Notices Email, physical address, courier, and proof of receipt.
Signatures and notarization Acknowledgment before a notary public or proper authentication if signed abroad.
Sample Outline for a Co-Ownership Agreement
Use this as a drafting checklist, not as a copy-paste form.
Introduction
- Date and place of execution
- Names of parties
- Statement that they are co-owners or intend to become co-owners
Property
- Complete description
- Title and tax declaration details
- Existing mortgage, lien, lease, or occupancy issue
Ownership Shares
- Exact shares
- Basis of shares
- Whether future payments affect shares
Use of Property
- Residential use
- Occupancy rights
- Restrictions on business use, leasing, guests, and alterations
Expenses
- Shared expenses
- Occupant expenses
- Payment schedule
- Bank account or collection method
Management
- Administrator
- Accounting and receipts
- Annual review
Repairs and Improvements
- Minor repairs
- Major repairs
- Emergency repairs
- Reimbursement
Sale or Transfer
- Right of first refusal
- Appraisal method
- Prohibited transfers
- Required documents
Default
- Notice
- Cure period
- Interest or reimbursement
- Deduction from proceeds
Death or Incapacity
- Notice to heirs
- Temporary management
- Buyout option
- Dispute Resolution
- Internal meeting
- Barangay conciliation if applicable
- Mediation
- Court action
- Miscellaneous
- Notices
- Amendments in writing
- Governing law
- Separability
- Counterparts
- Notarization
Documents Usually Needed
| Document | Why it matters |
|---|---|
| Certified true copy of title | Confirms registered owner, liens, and title details |
| Owner’s duplicate title | Needed for many Register of Deeds transactions |
| Tax declaration | Used for assessment, real property tax, and LGU records |
| Latest real property tax receipt or clearance | Shows property tax status |
| Deed of sale, donation, or extrajudicial settlement | Explains how ownership was acquired |
| Valid government IDs | Required for notarization |
| TIN of parties | Often needed for BIR real property transactions |
| Marriage certificate or marriage settlement | Relevant for spousal consent and property regime |
| SPA or authority to sign | Needed if a party signs through a representative |
| Building permit or occupancy permit | Useful if the issue involves house improvements |
| Homeowners’ association or condo documents | Needed for dues, restrictions, and use rules |
Taxes, Fees, and Government Offices to Expect
A co-ownership agreement itself may involve notarial fees and documentary costs. But if it is connected with a transfer of ownership, sale of shares, donation, partition, or title annotation, additional taxes and government steps may apply.
| Office | Possible role |
|---|---|
| Notary public | Notarizes the agreement or deed |
| BIR Revenue District Office | Processes taxes and eCAR for transfers subject to BIR clearance |
| City or Municipal Treasurer | Collects local transfer tax and real property tax |
| City or Municipal Assessor | Updates tax declaration |
| Register of Deeds | Registers deeds and title annotations |
| Land Registration Authority | Oversees land registration system and title records |
| Barangay | Handles conciliation for certain disputes between residents |
| RTC or MTC | Handles court cases depending on the nature and assessed value of the dispute |
For real property transfers, the BIR may require documents for One-Time Transaction processing and electronic Certificate Authorizing Registration. The BIR’s eONETT system is used for certain sale or donation transactions involving real or personal properties.
Common Mistakes to Avoid
Relying only on verbal agreement
Verbal promises are risky, especially when the property is valuable, family relationships change, or one person migrates. Real property arrangements should be documented.
Putting only one name on the title “for convenience”
This is common among families and OFWs. It may be convenient at first, but years later the named owner may claim full ownership, mortgage the property, die, separate from a spouse, or refuse to transfer shares.
Forgetting spouses
If a co-owner is married, their spouse may have legal rights depending on the property regime. A sale, mortgage, waiver, or partition may need spousal consent or participation.
Not planning for one co-owner living in the house
If one sibling lives in the inherited home for free for 15 years while others pay taxes or cannot use the property, resentment builds. The agreement should say whether occupancy is free, temporary, rent-based, or offset against expenses.
Ignoring real property tax
Unpaid real property tax can lead to penalties and, in serious cases, tax delinquency sale. Assign responsibility clearly and require proof of payment.
Mixing loans, gifts, and ownership
If one person contributed money, state whether it was:
- A purchase contribution
- A loan
- A donation
- A reimbursement claim
- Payment for occupancy
- Investment in improvements
Ambiguity causes litigation.
Allowing transfer to outsiders without controls
Without a right of first refusal, one co-owner may sell their share to a stranger. The remaining co-owners may suddenly find themselves dealing with an outsider who wants partition or sale.
Forgetting partition
Even a beautiful co-ownership agreement cannot always prevent future partition forever. Under Article 494 of the Civil Code, a no-partition agreement is valid only up to 10 years at a time, although it may be renewed.
Practical Scenarios
Siblings inherited a house from their parents
The siblings should first settle the estate properly through extrajudicial settlement or court settlement, depending on the facts. Their co-ownership agreement can then state who may live in the home, who pays taxes, whether the house may be rented out, and how a sibling can be bought out.
OFW paid for the house but title is under a relative’s name
The OFW should collect proof of remittances, receipts, messages, and construction documents. The agreement must clearly state whether the relative is holding the property as co-owner, buyer, trustee-like holder, borrower, or administrator. If title transfer is intended, tax and land registration requirements must be handled properly.
Unmarried partners bought a house together
They should avoid assuming that rules for married couples apply. Their agreement should state ownership shares, breakup consequences, reimbursement rules, possession, sale rights, and how mortgage payments affect equity.
One co-owner wants to sell, but the others do not
Check the agreement first. If there is a right of first refusal or buyout mechanism, follow it. If there is none, the selling co-owner may generally sell their undivided share, but cannot transfer the shares of others. If co-ownership becomes unworkable, partition may be considered.
A foreigner contributed money to a house and lot
The agreement must be very careful. A foreigner generally cannot own Philippine land. The document should not call the foreigner a land co-owner if that would violate the Constitution. Lawful alternatives may include a loan agreement, lease, reimbursement arrangement, or ownership of allowable property interests, depending on the facts.
Frequently Asked Questions
Can co-owners make their own co-ownership agreement without a lawyer?
Yes, parties can write their own agreement, but real property agreements should be drafted carefully because mistakes can affect title, taxes, inheritance, spousal consent, and enforceability. At minimum, the agreement should be written, complete, signed by all parties, and notarized.
Does a co-ownership agreement transfer ownership of the house?
Not always. A co-ownership agreement may simply regulate existing rights among co-owners. If it actually transfers ownership, sells a share, donates a share, partitions property, or creates a registrable real right, separate deeds, BIR processing, local taxes, and Register of Deeds registration may be required.
Should the co-ownership agreement be notarized?
Yes. For a shared house, notarization is strongly recommended. Notarization converts the agreement into a public document and helps prove due execution. The parties must personally appear before the notary and present competent evidence of identity.
Can one co-owner sell the entire house?
Generally, no. One co-owner may sell only their undivided share unless properly authorized by all co-owners. A buyer from only one co-owner usually acquires only that co-owner’s rights, not the shares of the others.
Can we agree that no one can sell or partition the house?
You may restrict partition for a fixed period not exceeding 10 years, renewable by a new agreement, under Article 494 of the Civil Code. A permanent ban on partition is generally unsafe because no co-owner can be forced to remain in co-ownership forever.
What happens if one co-owner refuses to pay real property tax or repairs?
The agreement should say that another co-owner may advance necessary payments and be reimbursed. It can also state that unpaid amounts will be deducted from the defaulting co-owner’s share of rent, sale proceeds, or buyout price.
Can a foreigner be included in a co-ownership agreement for a house in the Philippines?
A foreigner may be included in an agreement if the arrangement is lawful, but a foreigner generally cannot own Philippine land. The agreement must distinguish land ownership from other lawful rights, such as reimbursement, lease, loan repayment, or permitted condominium ownership.
Is a co-ownership agreement valid if only one person is named on the title?
It depends on the facts and wording. The registered title is very important, but private agreements may explain beneficial contributions, reimbursement rights, or obligations among the parties. If the goal is to reflect actual ownership on the title, proper transfer, tax payment, and registration steps may be needed.
Do we need to register the co-ownership agreement with the Register of Deeds?
Not every agreement must be registered. But if it affects title, creates or transfers real rights, restricts disposition, or needs to bind third parties, registration or annotation may be necessary. The Register of Deeds will require proper documents, and BIR or LGU clearances may be needed depending on the transaction.
What is better: co-ownership, corporation, lease, or trust-like arrangement?
It depends on the people, property, citizenship, tax consequences, and purpose. Co-ownership is simple but can become difficult when someone wants out. A corporation may help for business property but has costs and nationality restrictions. A lease may be safer for foreigners. A poorly drafted “trust” arrangement over land can create serious legal problems if used to bypass nationality rules.
Key Takeaways
- A co-ownership agreement for a shared house should clearly state ownership shares, use, expenses, management, sale rules, default consequences, death, and dispute resolution.
- Philippine co-ownership is governed mainly by Articles 484 to 501 of the Civil Code.
- A co-owner may generally sell their undivided share, but not the shares of the other co-owners.
- No co-owner can usually be forced to remain in co-ownership forever, but a no-partition agreement for up to 10 years may be valid and renewable.
- For real property, put the agreement in writing, notarize it, and check whether BIR, LGU, and Register of Deeds steps are required.
- Foreigners generally cannot own Philippine land, so any shared-house arrangement involving a foreigner must be structured carefully and lawfully.
- The best agreement is specific: exact shares, exact payment duties, exact approval rules, and exact exit procedures.