Resolving Renovation and Construction Disputes in Singapore: CASE, Mediation, Small Claims, SOPA Adjudication, Courts and Arbitration

Most renovation and construction disputes in Singapore are not about law. They are about a missing line in a quotation, a variation agreed on WhatsApp and priced later, a defect the contractor says was caused by someone else, or a final payment withheld for reasons nobody wrote down. The law matters only once talking has failed, and then the most important decision is the forum: where the dispute will be decided, at what cost, and how fast.

This guide compares the main routes: CASE negotiation and mediation, the Small Claims Tribunals (SCT), the Community Disputes Resolution Tribunals (CDRT) for neighbour disputes, mediation at the Singapore Mediation Centre (SMC) and in the courts, adjudication under the Security of Payment Act (SOPA), the State Courts, and arbitration. It finishes with the evidence to keep and a decision table by claim size and type. Every limit and fee below was checked against the judiciary, CASE, SMC or the statute itself in November 2026.

It is written for homeowners, tenants, MCSTs and managing agents, fit-out managers and contractors. A homeowner chasing a S$4,000 defect and a main contractor owed S$400,000 on a fit-out need very different routes.

Step one: identify what kind of dispute you have

Before any forum: the steps that decide most disputes

Whatever route you take, the same early steps improve your position:

1. Re-read the contract. Look for a dispute clause: some renovation contracts require mediation or arbitration before litigation.
2. Put the complaint in writing, item by item, with photographs and the remedy you want.
3. Give the other side a fair chance to fix or pay. For defects, follow any defects-liability notice procedure in the contract; see defects liability and retention.
4. Make a written offer to settle. If the dispute reaches the courts, the Rules of Court 2021 require parties to consider amicable resolution before and during proceedings, and to make an offer of amicable resolution before starting an action unless they have reasonable grounds not to. The offer must be in writing and open for at least 14 days unless otherwise agreed, and a refusal may be considered on costs (Order 5).¹²
5. Watch the clock. The SCT and CDRT have 2-year filing limits;¹⁴ SOPA steps run in days;¹⁰ the general limitation period for contract and tort claims is 6 years.¹⁵

CASE: negotiation and mediation for consumers

The Consumers Association of Singapore (CASE) handles consumer-to-business disputes. CASE officers can take up a consumer’s complaint with the business and propose mediation when negotiation reaches a deadlock.⁵

Renovation is a large part of that work. CASE’s 2025/2026 annual report records renovation-related complaints falling from 962 in 2024 to 787 in 2025, and prepayment losses in the sector falling from S$728,813.76 to S$190,667.⁷

How CASE mediation works

• It is voluntary and by invitation: CASE invites both parties when a case reaches deadlock or both agree.⁵
• Each session runs about two hours; if the parties settle, they sign a settlement agreement.⁵
• Both parties pay an administrative fee, which depends on the claim size and the consumer’s membership status. Fees include 9% GST, effective 1 January 2024.⁵

Source: CASE mediation fee schedule.⁵

CaseTrust-accredited renovation firms

If the firm is CaseTrust-accredited, the consumer’s position is stronger:

• An accredited business must attend a CASE mediation the consumer requests, and the mediation charges are borne by CaseTrust.⁵⁶
• Accredited renovation businesses must buy a deposit performance bond to protect deposits against non-performance, closure or liquidation, and must use the CaseTrust Standard Renovation Contract.⁶
• As at 15 March 2026, 278 renovation businesses were CaseTrust-accredited. CASE launched a higher CaseTrust Renovation Gold tier on 15 March 2026, which adds stronger financial safeguards, including a banker’s guarantee arrangement for prepayments.⁷

CASE is a mediator, not a tribunal. It cannot compel a non-accredited business to attend or to pay. If mediation fails, the consumer’s next step is usually the SCT.

The Small Claims Tribunals

The Small Claims Tribunals are part of the State Courts and are designed for parties without lawyers.

Limits and eligibility

Two consequences for construction disputes:

• The 2-year SCT window is shorter than the 6-year limitation period for contract claims in court.¹¹⁵ A defect discovered in year three may be outside the SCT but still within time for a court claim.
• Commercial fit-outs often fall outside. A tenant’s dispute about its lease is excluded, though a services contract with a fit-out contractor may qualify if within the limit.¹

Filing fees

Source: Singapore Courts, “How to file and serve a small claim”.²

How an SCT claim runs

Neighbour disputes: the Community Disputes Resolution Tribunals

Renovation also causes disputes between neighbours. The Community Disputes Resolution Tribunals (CDRT) hear claims about a neighbour’s act or omission that unreasonably interferes with the enjoyment or use of your home, under the Community Disputes Resolution Act 2015.⁴

• Limit: the maximum monetary claim is S$20,000; larger claims go to a civil court.⁴
• Time: claims must be filed within 2 years of the event that creates the cause of action.⁴
• Examples listed by the judiciary include excessive noise, smell, smoke, light or vibration, obstructing your residence, and interfering with your movable property.⁴

Because property damage caused by a neighbour is excluded from the SCT,¹ neighbour disputes belong in the CDRT or the civil courts. In strata developments, the MCST and its renovation by-laws are usually the faster first step; see condo renovation and MCST approval. For leaks from the unit above, the Strata Titles Board has its own jurisdiction; see inter-floor water seepage. Construction noise and permitted hours are covered in construction noise and working hours.

Mediation at the SMC and in the State Courts

Singapore Mediation Centre

For business-to-business construction disputes, or consumer disputes above CASE’s comfort zone, the Singapore Mediation Centre offers mediation with fees that scale with the amount in dispute. Under its Mediation Procedure Rules fee schedule from 1 March 2026 (all amounts include GST):⁸

Weekend sessions carry a 20% surcharge.⁸ If the parties settle, the terms are recorded in a written settlement agreement; have it reviewed before signing if the sums are significant.

Court Dispute Resolution in the State Courts

Once a claim is in the Magistrate’s Court or District Court, mediation is also available through the State Courts’ Court Dispute Resolution Cluster. All parties must agree, or a judge may refer the case. It is free in the Magistrate’s Court; in most District Court cases each party pays S$250. Disputes are often resolved in one to three sessions of about three hours, and a party who fails to attend the first session without valid reason may be treated as unwilling to mediate, which the court can consider on costs.¹³

SOPA adjudication: for payment disputes under written construction contracts

For contractors, subcontractors and suppliers, the Building and Construction Industry Security of Payment Act 2004 (SOPA) is the fastest way to turn an unpaid progress claim into an enforceable decision. It applies to written construction and supply contracts for work in Singapore, but not to contracts for work on residential property that does not require the approval of the Commissioner of Building Control (s 4(2)(a)).¹⁰ Most small home renovations are therefore outside SOPA; commercial fit-outs and A&A works on commercial buildings usually are within it.

The core timetable:

Source: SOPA, current version.¹⁰ At the SMC, the adjudication application fee is S$654 including GST; adjudicators charge S$327 per hour including GST, capped at S$2,616 per day, and total adjudicator fees cannot exceed 10% of the claimed amount. The claimant pays a deposit of S$2,616 for claims up to S$24,000, or the lower of 10% of the claim and S$33,600 for larger claims (fee schedule, 10th edition, 1 August 2025).⁹

Adjudication gives temporary finality: the money moves now, and the underlying dispute can still be decided later in court or arbitration. For the full procedure, owners’ obligations and enforcement, see the SOPA guide.

The State Courts: Magistrate’s Court and District Court

If the claim is too big for the SCT, or the other side will not mediate, the civil courts decide.

Sources: State Courts Act 1970, s 2;¹¹ Rules of Court 2021, Order 65.¹²

Court is slower and more expensive than the tribunals. Parties may use lawyers, and the court deals with costs after deciding the merits, when it can take into account any unreasonable refusal to attempt amicable resolution.¹² The general limitation period is 6 years from when the cause of action accrued for claims founded on contract or tort, with special rules for latent negligence damage.¹⁵ Note that the State Courts Act allows the District Court and Magistrate’s Court limits to be changed by order, so confirm the current figures before filing.¹¹

Arbitration clauses

Some construction contracts send disputes to arbitration instead of court; the public-sector PSSCOC 2020, for example, has a clause on reference to arbitration (cl 35).¹⁶ If one party sues in court on a matter covered by an arbitration agreement, the other may apply to stay the court proceedings under section 6 of the Arbitration Act 2001; the application must be made after filing a notice of intention to contest or not contest and before delivering a pleading or taking any other step. The court will stay the action if there is no sufficient reason why the matter should not go to arbitration and the applicant is ready and willing to arbitrate.¹⁴

Source for the arbitration rows: Arbitration Act 2001, ss 44 and 49.¹⁴

For a small renovation contract, an arbitration clause can make a modest claim uneconomic to pursue. Owners and contractors should consider a tiered clause instead: negotiation, then mediation, then the SCT or courts for small claims, with arbitration reserved for claims above a stated value. This is a drafting suggestion, not a legal requirement; take advice on the wording.

Writing a letter of demand that can double as an offer to settle

A good letter of demand does more than ask for money. Written properly, it also serves as the offer of amicable resolution that the Rules of Court 2021 expect before an action begins, which must be in writing and open for at least 14 days unless the parties agree otherwise.¹²

Keep proof of delivery. If the matter later goes to court, the court can look at how each side responded to offers when it decides costs.¹²

Common renovation disputes and where they usually go

The same few patterns account for most renovation and fit-out disputes. Recognising the pattern early points to the right forum.

Deposit paid, work never started or abandoned. The risk here is less about proving the claim and more about whether the business can pay. A CaseTrust-accredited renovation firm must protect deposits with a deposit performance bond, which is a reason to check accreditation before paying.⁶ If the business has closed, see protecting yourself if your contractor goes bust.

Defects after handover. Follow the contract’s defects procedure first: written notice, access to fix, then a claim for the cost if the contractor fails. Claims within the SCT limit and its 2-year window can go there; larger or later claims go to court.¹¹⁵ See defects liability and retention.

Disputed variations and the final bill. Most of these are about extra work agreed verbally and priced later. The evidence is whatever was written at the time. Between businesses on a written construction contract, SOPA adjudication can decide the disputed amount quickly, subject to the residential exclusion.¹⁰ See variation orders and provisional sums.

Delay. A claim for late completion depends on whether the contract fixed a completion date and a liquidated damages rate, and whether delays were caused by changes or late decisions on the owner’s side. See liquidated damages and extension of time.

Damage to a neighbour or common property. In a strata development, start with the MCST. Neighbour interference goes to the CDRT; damage claims between neighbours are excluded from the SCT.⁴¹

The evidence to keep

Disputes are won on documents made at the time, not on recollection.

Keep the file for at least the limitation period. If the dispute may go to the SCT, scan everything to PDF; the tribunal asks for supporting documents in that format.²

Choosing the route by claim size and type

Notes: the SCT excludes commercial lease disputes and neighbour property damage;¹ SOPA excludes residential work not requiring Building Control approval;¹⁰ an arbitration clause can displace the courts.¹⁴

If the other party is insolvent or has stopped trading, a judgment may be worth little; see protecting yourself if your contractor goes bust. The best dispute strategy remains prevention: verify the contractor’s licences and track record and do not let payments run ahead of work done.

Summary

• Start with a written complaint and a written offer to settle; the Rules of Court 2021 expect it before litigation.¹²
• Consumers with renovation firms can use CASE; CaseTrust-accredited firms must attend mediation and protect deposits with a bond.⁵⁶
• The SCT hears renovation-contract claims up to S$20,000, or S$30,000 with consent, filed within 2 years, without lawyers.¹²
• Neighbour interference goes to the CDRT (up to S$20,000, 2 years).⁴
• Contractors on written, non-excluded construction contracts can use SOPA adjudication; the SMC application fee is S$654.¹⁰⁹
• Larger claims go to mediation, the Magistrate’s Court (to S$60,000), the District Court (to S$250,000), the High Court, or arbitration where the contract requires it.¹¹¹⁴