Water Leak in a Cambodian Condominium: What the Owner Should Do

Prepared by the NovAsia Editorial Team

A leak in a condominium rarely remains a single wet mark on the ceiling. While the owner, tenant and building management debate responsibility, water may continue through walls and slabs, damage flooring and enter another apartment. Within hours, a simple plumbing fault can develop into drying, mould prevention, ruined furniture, temporary accommodation and a dispute involving several parties.

The owner's first task is therefore not to decide who is guilty. It is to stop the water and preserve evidence. Liability can be allocated later.

Whether the water comes from the owner's unit, a common riser, the roof, the facade, the apartment above or an air-conditioner drain, the first principles are similar: safety, isolation, rapid notification, evidence, diagnosis and a clear division between emergency work and permanent repair.

The first hours determine the scale of the loss

Active water requires speed. The person on site should first consider electrical risk. Water near sockets, a distribution board, a water heater or exposed wiring should be assessed by the building engineer or a qualified electrician.

Then stop the flow. Depending on the source, this may involve:

• a valve under a sink;
• the washing-machine supply;
• the apartment's main inlet;
• an air-conditioner drain;
• a common valve controlled by building engineers.

A private owner or contractor should not open or alter a shared system without the condominium's involvement.

Notify:

• the apartment property manager;
• the owner;
• reception or the building engineering team;
• the tenant in the affected unit;
• the occupant or owner below if water has travelled there;
• the insurer where the event may be covered.

Cambodia's Civil Code requires a tenant to inform the landlord promptly when repair is needed. This does not make the tenant automatically liable. It ensures that damage can be limited. If a tenant noticed water and delayed reporting it, there may later be a separate question about the additional damage caused by that delay.

Start a short chronology immediately:

1. When the water was discovered.
2. Who first saw it.
3. Where the first visible sign appeared.
4. What was isolated or switched off.
5. Who was notified and when.
6. When the flow stopped.
7. Which rooms and neighbouring units were affected.

Time-stamped messages, photographs and building records are more reliable than recollection several days later.

The visible stain is not necessarily the source

Water can travel along concrete slabs, service voids, ceiling cavities and cable routes. A stain in a bedroom may be several metres from the actual failure.

Common sources include:

• a flexible hose or appliance connection inside a unit;
• shower waterproofing;
• the toilet connection;
• an air-conditioner drain;
• pipework serving only one apartment;
• a common water riser;
• common drainage or stormwater systems;
• the apartment above;
• the roof;
• the facade or window junction;
• balcony waterproofing;
• the fire-protection system;
• recent construction work;
• more than one source at the same time.

Cambodia's co-owned-building framework treats shared water, drainage and other engineering systems as common property even where they pass through a private unit. Equipment serving one apartment alone may be private. The physical position of a pipe inside a wall does not answer the ownership question.

Where a common riser is suspected, the building engineer should be involved from the beginning. If the fault clearly concerns the washing machine, an appliance technician may be appropriate, but the building should still be notified where common areas or other apartments are affected.

A useful technical report should state:

• the precise leak point;
• the failed component and what it serves;
• whether it appears private or common;
• the likely cause of failure;
• photographs before opening the finish;
• temporary measures taken;
• the permanent repair required;
• risk of recurrence;
• damage outside the source unit;
• whether access to another apartment is needed.

“Pipe leak — repair USD 300” is not enough. Without classification, nobody can sensibly allocate cost or know whether the proposed work will solve the problem.

Preserve evidence before cosmetic reinstatement

Standing water should be removed, but damaged materials and components should be recorded before they disappear.

Take wide and close photographs of:

• the suspected source;
• the water path;
• wet walls and ceilings;
• flooring;
• furniture and appliances;
• tenant possessions;
• the apartment below;
• common corridors;
• valves and meters;
• removed components;
• model and serial-number labels.

Video is useful for showing active dripping, pressure and scale. Take further images after the water is isolated.

If moisture meters or thermal imaging are used, record the location and reading. A high reading proves that material is wet; it does not by itself prove the source.

Separate owner, tenant and common property in the damage inventory. For each item, note:

• description;
• ownership;
• approximate age;
• condition before the incident;
• type of damage;
• repairability;
• receipt, check-in inventory or other proof;
• photograph;
• current status.

Do not promise the tenant that every possession will be reimbursed by the landlord or insurer. The result depends on the source, fault and each party's cover. But failing to create an inventory makes fair resolution much harder.

Keep removed hoses, valves and failed parts where possible until the insurer or independent specialist has reviewed them. If disposal is necessary for sanitation or safety, take detailed photographs and record the reason.

A factual incident acknowledgement is different from accepting full legal responsibility. The owner can cooperate and fund urgent action without agreeing in advance to every conclusion or claimed amount.

Emergency mitigation and permanent repair are separate stages

Emergency measures stop further loss:

• isolate the water;
• fit a temporary cap or valve;
• extract standing water;
• safely remove material that is fully saturated and hazardous;
• begin ventilation and drying;
• move electrical equipment away from water;
• protect unaffected furniture;
• restrict access to a dangerous area.

Permanent work restores the system and the apartment:

• replacing the pipe or fitting;
• reinstating waterproofing;
• correcting a drain fall;
• repairing the facade;
• restoring ceilings, walls and floors;
• mould remediation;
• electrical testing;
• replacing irreparable furniture.

Confusing these stages causes two common errors. The first is waiting for a complete quotation while water continues to spread. The second is authorising expensive decoration before the source is confirmed and the insurer has been notified.

Where the manager has an emergency spending limit, urgent mitigation can be authorised within it. If the amount is exceeded, the manager should record why delay was unsafe and obtain written approval as soon as possible.

Permanent work should normally follow a technical diagnosis and an itemised quotation. If the source is part of a common system, the building management should control the relevant repair. A private owner should not alter common pipework merely because access happens to be through the bathroom.

Separate the different cost categories

A single leak can create at least four cost groups:

1. Repairing the source.
2. Reinstating the owner's apartment.
3. Damage to the tenant's belongings.
4. Damage to neighbouring units and common areas.

The same party does not necessarily pay all four.

The source is inside the owner's unit

If a privately owned component fails without tenant fault, the owner will commonly need to organise the necessary repair. If the tenant damaged a hose, altered the plumbing without consent or ignored an obvious leak, the tenant may be responsible for some of the resulting or increased damage. Occupation alone does not prove fault.

Water came from above

The affected owner should work through building management and the owner of the source unit, not rely only on messages between tenants. The building incident record should identify access, the likely source and all affected apartments.

The upper owner may fund the source repair while damage below is resolved separately through liability cover or an agreement. If the source proves common, responsibility may shift to the condominium.

The roof, facade or common riser failed

Common-property costs may be funded from service charges, the reserve fund, a special assessment or building insurance. If a particular owner, tenant or contractor damaged the shared system, the condominium may later seek recovery. Immediate safety work should not wait for that recovery process.

An air-conditioner caused the leak

Establish whether the drain serves one unit, whether it was installed properly, whether it connects to a shared line and whether maintenance was neglected. A private drain defect, a blocked common route and delayed reporting can lead to different outcomes.

The tenant reported the problem late

The underlying repair may remain the owner's responsibility, but the additional damage caused by delay can be assessed separately. The chronology is critical.

The initial payer and final liable party may differ

Contractors will rarely wait for a legal dispute to end. The immediate work may be paid by:

• the apartment owner;
• the condominium management;
• an insurer-appointed contractor;
• the property manager from the owner's emergency reserve;
• the tenant, where urgent action is unavoidable, followed by a reimbursement claim.

Final allocation depends on:

• the technical conclusion;
• the lease;
• the condominium rules;
• the insurance decision;
• evidence of fault;
• invoices and valuation evidence.

The owner's accounts should say “paid provisionally by the owner; liability under review” rather than treating the amount as unquestionably final.

Where the building asks the owner to pay for opening a ceiling to reach common pipework, the parties should also agree who reinstates the finish afterwards.

If several apartments are affected, a single incident file and one coordinated source investigation are preferable. Multiple contractors issuing contradictory one-line opinions usually increase the dispute.

Insurance only applies within the issued cover

A building policy does not automatically cover private finishes, owner furniture, tenant possessions, liability and loss of rent. The condominium policy may protect structure and common property. The owner's policy may cover internal improvements, contents, liability or rent. The tenant may need separate insurance for personal belongings.

Even a fire policy may not automatically include escape-of-water damage. Water or flood cover can be an extension.

Before an incident, the owner should know:

• insurer and policy number;
• insured name;
• insured property;
• covered perils and extensions;
• exclusions;
• deductible;
• sum insured;
• liability cover for neighbours;
• loss-of-rent cover;
• emergency contact;
• notification deadlines;
• contractor rules;
• required evidence.

Notify the insurer promptly even while the source remains under investigation. Report facts rather than unsupported blame. Deadlines differ between products, so one insurer's 24-hour requirement should not be treated as a universal market rule.

Reasonable mitigation should not be dangerously delayed for a surveyor. Permanent reinstatement and disposal of damaged items should be agreed where practical.

Decide whether the apartment remains habitable

A damp mark does not automatically make an apartment uninhabitable. However, the loss of safe electricity, water, bathroom use, secure access or serious damp may prevent normal occupation.

Consider:

• whether it is safe to remain;
• whether a bedroom and bathroom are usable;
• drying time;
• demolition noise and dust;
• the ability to protect possessions;
• mould risk;
• children or vulnerable occupants;
• the lease provisions;
• temporary-accommodation and rent-loss cover.

Depending on cause and severity, the tenant may seek repair, rent adjustment, damages or termination. The owner should not promise a free month automatically, but demanding full rent for a genuinely unusable apartment without analysis is also risky.

Any concession should be documented as a contractual obligation, voluntary commercial settlement or amount being submitted to the insurer.

Drying is part of the repair, not a cosmetic detail

The leak is not closed merely because the pipe has been replaced. Wet material may remain inside ceilings, walls, cabinets and flooring.

A drying plan should record:

• areas opened;
• water extraction;
• ventilation or dehumidification;
• baseline moisture readings;
• follow-up readings;
• material removed;
• mould assessment where indicated;
• the date decoration may safely begin.

Painting too soon can trap moisture and hide recurrence. If damp returns, the source or drying process should be reconsidered.

The manager should schedule a follow-up inspection rather than assume that the absence of visible water on the repair day proves permanent resolution.

Close the incident only after full reinstatement and reconciliation

The final report should contain:

• the date and chronology;
• every unit affected;
• the confirmed source;
• whether the component was private or common;
• emergency measures;
• permanent repair;
• contractor details;
• drying and moisture checks;
• reinstatement of finishes;
• the damage inventory;
• invoices;
• claim number;
• payments and recoveries;
• deductible;
• unresolved disputes;
• warranty;
• follow-up inspection date.

The proper sequence is simple: stop the water, preserve evidence, identify the source, separate temporary and permanent work, then allocate costs. Starting with blame usually increases the loss. Managing the incident from the first hour protects both the apartment and the evidence needed for a fair final calculation.

This article is general information and is not legal, insurance or technical advice. Active water, electrical danger, structural risk and health hazards require immediate involvement of the building management and qualified specialists.

Sources

1. Kingdom of Cambodia — Civil Code, Articles 601–605, 611 and 618, concerning careful use, necessary repair, reimbursement, latent defects, notice of repair needs and damage beyond ordinary wear. English translation supported by JICA. Checked 23 July 2026.
2. Royal Government of Cambodia — Sub-Decree No. 126 on the Management and Use of Co-Owned Buildings, including private units, common water and drainage systems, maintenance and shared costs. Checked 23 July 2026.
3. Forte Insurance Cambodia and Etiqa General Insurance Cambodia — official property and fire-insurance materials illustrating that water, flood and other perils depend on the issued product and extensions. Checked 23 July 2026.
4. US Environmental Protection Agency — official moisture and mould guidance on drying wet materials and correcting the source of recurring water. Checked 23 July 2026.

Frequently asked

Who pays if the water came from the apartment above?

First establish the source and stop further damage. Final responsibility depends on the cause, fault, the lease, the building rules, insurance cover and the available evidence.

Is a pipe inside a wall always part of the private apartment?

No. Common water-supply and drainage systems may pass through a private unit while remaining common property of the condominium.

Can damaged furniture be thrown away immediately?

Photograph it, prepare an inventory and obtain the insurer's instructions first where reasonably possible. Premature disposal may make the cause and value of the loss harder to prove.

Who pays for urgent work before responsibility is established?

The party able to stop the damage most quickly will often fund the initial emergency work. The cost can later be reallocated after technical findings and the relevant documents are reviewed.