Understanding Contract Termination Rights Under HIA NSW Lump Sum Contracts

The HIA NSW Lump Sum Contract is a standard form residential building contract widely used across New South Wales. This contract establishes the legal framework governing the relationship between homeowners and builders throughout residential construction projects.

Under the HIA NSW Lump Sum Contract, the builder agrees to complete specified construction work for a fixed price determined at the project's commencement. The contract comprehensively sets out essential project parameters including completion timeframes, quality standards, progress payment schedules, and variation procedures.

The contract provides specific mechanisms for addressing breaches by either party. A breach occurs when one party fails to fulfil their contractual obligations - such as failing to complete work on time, delivering substandard workmanship, or failing to make payments when due.

When a breach of contract occurs under the HIA NSW Lump Sum Contract, homeowners need to understand their legal rights and available remedies. The contract sets out formal procedures for addressing breaches, including notice requirements and termination rights. A construction lawyer with expertise in the HIA NSW Lump Sum Contract can help homeowners understand their legal position, assess the severity of the breach, and advise on the most appropriate course of action to protect their interests and potentially recover losses suffered as a result of the breach.

Understanding what constitutes a breach of contract under the HIA NSW Lump Sum Contract is fundamental to protecting your rights as a homeowner. A breach occurs when one party fails to fulfil their contractual obligations as set out in the agreement, whether through non-performance, delay, or defective work delivery.

Common builder breaches in residential construction contracts include:

• Failure to complete work within the specified timeframe or practical completion date
• Failure to comply with approved plans, specifications, and building standards
• Poor workmanship or defective work that does not meet acceptable quality standards
• Failure to obtain necessary building approvals, permits, or compliance certificates
• Abandoning the construction site or unreasonably suspending work
• Failure to maintain adequate insurance as required by the contract
• Unauthorised variations or departures from the approved scope of work

Homeowner breaches may include:

• Failure to make progress payments when properly claimed and due under the payment schedule
• Unreasonable delay in approving variations or providing necessary approvals
• Interfering with the builder's possession of the construction site
• Denying reasonable site access to the builder and their contractors
• Failing to provide necessary approvals or instructions when required

Not all breaches carry equal weight under construction law. Minor breaches may not warrant contract termination, whilst substantial breaches may give rise to termination rights. For example, a short delay in completion that causes minimal inconvenience may be considered a minor breach. Conversely, serious defective work, prolonged abandonment of the site, or fundamental non-compliance with building standards typically constitute substantial breaches that may justify termination.

When determining whether a breach has occurred, it is essential to carefully review the HIA NSW Lump Sum Contract terms, including all warranties, specifications, timeframes, and quality standards. You should also consider relevant industry standards under the Home Building Act 1989 (NSW) and applicable building codes.

If you believe a breach has occurred, the contract provides specific rights including the right to issue formal breach notices, seek rectification, claim damages for losses incurred, and potentially terminate the contract in accordance with the termination provisions. A construction lawyer can assess whether a breach has occurred, advise on its severity, and recommend the most appropriate course of action to protect your legal and financial interests.

When a breach occurs under the HIA NSW Lump Sum Contract, homeowners and builders must follow specific procedural steps to address the issue lawfully and protect their legal rights. Acting promptly and following the correct procedures is essential, as failure to do so may compromise your legal position and limit your available remedies.

Step 1: Review the Contract and Identify the Breach

Carefully review the HIA NSW Lump Sum Contract to identify the specific provision that has been breached. Document the following details:

• The exact date the breach occurred or was discovered
• The specific contract clause or obligation that has been breached
• The parties involved in the breach
• Evidence supporting the breach (photographs, correspondence, expert reports, invoices)
• The impact and consequences of the breach on the project

Step 2: Issue Formal Written Notice of Breach

The HIA NSW Lump Sum Contract requires formal written notice before termination rights can be exercised, ensuring procedural fairness and allowing the breaching party opportunity to remedy. The breach notice must:

• Be in writing and delivered in accordance with the contract's notice provisions
• Clearly identify the specific breach that has occurred
• Reference the relevant contract clause
• State that if the breach is not remedied within the specified timeframe (typically 10 working days under the HIA contract), the innocent party is entitled to terminate the contract
• Be served correctly according to the contract's service requirements

Step 3: Attempt Resolution Through Negotiation or Mediation

Before escalating to termination or legal proceedings, parties should attempt to resolve the breach through negotiation or mediation. This approach offers several advantages:

• Cost-effective compared to litigation or tribunal proceedings
• Faster resolution timeframes
• Preservation of working relationships where possible
• Greater control over outcomes

A construction lawyer can provide valuable assistance during negotiations by advising on reasonable settlement positions, protecting your legal rights, and ensuring any negotiated resolution is properly documented.

Step 4: Exercise Termination Rights (If Breach Not Remedied)

If the breaching party fails to remedy the breach within the notice period (typically 10 working days), the innocent party may exercise their termination rights under the contract. Termination is a serious step with significant legal and financial consequences including:

• Potential claims for damages and compensation
• Disputes over progress payments and work completed to date
• Possible tribunal or court proceedings
• Impact on project completion timelines and costs

Before terminating, seek legal advice from a construction lawyer to ensure you comply with all contractual requirements and protect your legal position.

Step 5: Comply with Dispute Resolution Provisions

If the breach cannot be resolved through negotiation or mediation, and termination has occurred, the parties must comply with the dispute resolution provisions set out in the HIA NSW Lump Sum Contract. This typically involves:

• Initial attempts at direct negotiation
• Formal mediation through an agreed mediator
• Potential tribunal proceedings at NSW Civil and Administrative Tribunal (NCAT)
• Court proceedings if the dispute falls outside NCAT's jurisdiction

The specific dispute resolution pathway depends on the nature and value of the dispute, as well as the remedies being sought.

Taking a systematic, procedurally correct approach when dealing with breaches under the HIA NSW Lump Sum Contract is essential. By following these steps, documenting everything carefully, attempting early resolution, and seeking specialist legal advice when needed, both homeowners and builders can work towards resolving breaches in a timely, cost-effective manner whilst protecting their legal rights.

The role of a specialist construction lawyer is critical when navigating contract termination due to breach under the HIA NSW Lump Sum Contract. Terminating a building contract is a serious legal step with significant financial and legal consequences. Without proper legal guidance, homeowners risk procedural errors that may compromise their legal position or expose them to wrongful termination counterclaims and substantial damages.

Initial Legal Assessment and Advice

A construction lawyer provides homeowners with a comprehensive legal assessment of their situation, including:

• Detailed review of the HIA NSW Lump Sum Contract terms and conditions
• Analysis of whether a breach has actually occurred under the contract
• Assessment of the breach's severity and materiality
• Evaluation of available legal rights and remedies
• Advice on the potential risks and consequences of termination
• Explanation of obligations under the Home Building Act 1989 (NSW)
• Guidance on procedural requirements for valid termination

This initial assessment is essential for homeowners to understand their legal position before taking action that may have irreversible consequences.

Preparation and Service of Breach Notices

Construction lawyers ensure that all formal notices comply with the HIA NSW Lump Sum Contract requirements:

• Drafting legally compliant breach notices that satisfy contractual requirements
• Ensuring notices clearly identify the specific breach and relevant contract provisions
• Confirming the notice provides the correct remedy period (typically 10 working days)
• Advising on proper service methods to ensure the notice is legally effective
• Maintaining evidence of service for potential future proceedings

Properly drafted and served breach notices are essential prerequisites to exercising termination rights. Defective notices may invalidate subsequent termination attempts and expose you to liability for wrongful termination.

Negotiation and Dispute Resolution

Construction lawyers play a valuable role in attempting to resolve disputes without termination:

• Negotiating with the builder to achieve rectification or compensation
• Representing homeowners in mediation proceedings
• Structuring settlement agreements that protect homeowners' interests
• Advising on reasonable settlement positions based on legal merit
• Drafting settlement deeds that provide enforceable outcomes

Experienced negotiation can often achieve better outcomes than termination and litigation, whilst preserving the possibility of project completion.

Termination Process Management

If termination becomes necessary, construction lawyers ensure procedural compliance:

• Confirming all contractual prerequisites for termination have been satisfied
• Drafting a legally effective termination notice
• Advising on immediate steps following termination (site security, insurance notifications)
• Protecting homeowners' rights to claim damages and compensation
• Advising on obligations regarding payment for work completed to date
• Managing disputes over progress payments, retention amounts, and variations

Tribunal and Court Representation

When disputes proceed to formal proceedings, construction lawyers provide:

• Representation at NSW Civil and Administrative Tribunal (NCAT)
• Preparation of tribunal applications, submissions, and evidence
• Presentation of the homeowner's case at tribunal hearings
• Cross-examination of the builder's witnesses and expert evidence
• District Court or Supreme Court representation where applicable
• Enforcement of tribunal orders and court judgments

In summary, a construction lawyer plays an essential role in protecting homeowners throughout the contract termination process. From initial legal assessment through to final resolution, specialist legal expertise ensures homeowners understand their rights, comply with procedural requirements, and achieve the best possible outcome whilst minimising legal and financial risks. Early legal advice is invariably more cost-effective than attempting to rectify procedural errors after they occur. The benefits of seeking legal advice when ending a contract due to breach under the HIA NSW Lump Sum Contract.

Accurately assessing the damage caused by a builder's breach under the HIA NSW Lump Sum Contract is a critical step in determining your legal remedies and potential compensation entitlements. This assessment forms the foundation for negotiation, mediation, or tribunal proceedings.

Identifying the Specific Breaches

The first step involves precisely identifying which contractual obligations have been breached, including express contract terms and implied statutory warranties under the Home Building Act:

• Review the HIA NSW Lump Sum Contract to identify the specific provisions breached
• Document the builder's failure to perform obligations (non-completion, defective work, abandonment)
• Identify breaches of implied warranties under the Home Building Act 1989 (NSW)
• Gather evidence of each breach (photographs, correspondence, expert reports, invoices)
• Establish clear timelines showing when breaches occurred

Quantifying Financial Losses

Homeowners may be entitled to recover various categories of financial loss resulting from the breach:

Rectification Costs: The cost to engage another builder to complete unfinished work or rectify defective work to bring it to the required standard. This often requires obtaining detailed quotations from licensed builders.

Delay Costs: Additional costs incurred due to the builder's delay, including:

• Extended rental accommodation costs if unable to occupy the property as reasonably contemplated
• Additional temporary accommodation and relocation expenses
• Additional loan interest on construction finance
• Storage costs for furniture and belongings
• Increased material costs due to delay

Diminution in Value: If rectification is not possible or economically viable, the reduction in the property's market value due to defective work.

Wasted Costs: Payments made to the builder for work that was not completed or was so defective it needs to be demolished and rebuilt.

Consequential Losses: Other reasonably foreseeable losses flowing from the breach, such as lost rental income if the property was intended as an investment.

Obtaining Expert Evidence

Accurate damage assessment typically requires expert evidence:

• Building inspectors to identify defects and non-compliance
• Quantity surveyors to calculate rectification costs
• Engineers to assess structural defects and required remediation
• Property valuers to determine diminution in value
• Project managers to assess delay and programme impacts

Expert evidence is often essential for success in tribunal or court proceedings, as it provides independent, credible assessment of the breach's impact.

Legal Framework for Damages Assessment

Under construction law principles, damages should place the homeowner in the position they would have been in had the breach not occurred. The assessment must consider:

• The duty to mitigate losses by taking reasonable steps to minimise damage
• Causation - losses must have been caused by the breach
• Remoteness - losses must have been reasonably foreseeable at the time of contract
• Proper accounting for payments already made to the builder

A construction lawyer can assist by reviewing the contract, identifying all breaches, coordinating expert assessments, calculating total losses in accordance with legal principles, preparing comprehensive damages claims, and advising on the prospects of recovering claimed amounts.

Accurate damage assessment is essential for informed decision-making about whether to pursue formal proceedings, what settlement amount is reasonable, and ensuring you claim all losses to which you are legally entitled. This assessment should be undertaken early in the dispute resolution process to inform your negotiating position and legal strategy.

When a breach occurs under the HIA NSW Lump Sum Contract, both homeowners and builders have several options for addressing the situation. Understanding these options helps parties make informed decisions about the most appropriate course of action.

Option 1: Direct Negotiation and Resolution

The first and often most cost-effective option is direct negotiation between the parties:

• Discussion to understand the nature and cause of the breach
• Agreement on rectification timeframes and methods
• Negotiation of compensation for losses incurred
• Variation of the contract by mutual agreement if appropriate
• Documentation of agreed resolution in writing

Direct negotiation avoids the costs and delays of formal dispute resolution processes whilst allowing parties to maintain some control over outcomes. A construction lawyer can assist by advising on reasonable negotiating positions and ensuring any agreement adequately protects your interests.

Option 2: Formal Mediation

If direct negotiation is unsuccessful, formal mediation provides a structured resolution process:

• Appointment of an independent, qualified mediator
• Mediation conducted in accordance with the contract's dispute resolution provisions
• Facilitated discussions to explore settlement options
• Non-binding process allowing parties to withdraw if resolution is not achieved
• Confidential proceedings protecting commercial interests

The mediation process often achieves settlements that litigation cannot, as it allows for creative solutions beyond strict legal remedies. The process is significantly faster and less expensive than tribunal or court proceedings.

Option 3: Contract Termination by the Homeowner

If the builder's breach is substantial—going to the root of the contract—and remains unremedied after proper notice, the homeowner may terminate the contract:

• Issue formal breach notice in accordance with contract requirements
• Allow the specified remedy period (typically 10 working days)
• Issue termination notice if breach is not remedied
• Engage alternative builder to complete the work
• Pursue damages claim for losses incurred
• Withhold further payments and recover overpayments if applicable

Termination is a serious step with significant consequences, including potential disputes over progress payments, work completed to date, and damages claims. Legal advice before terminating is essential to ensure procedural compliance and protect your legal position.

Option 4: Tribunal Proceedings at NCAT

Homeowners may commence proceedings at the NSW Civil and Administrative Tribunal (NCAT):

• NCAT has jurisdiction over residential building disputes up to $500,000 under the Home Building Act. This includes defects claims, incomplete work disputes, and contractual breach matters.
• Applications can seek orders for work completion, rectification, or compensation
• Tribunal proceedings are less formal than court proceedings
• Costs orders are limited, reducing financial risk
• Decisions are binding and enforceable

NCAT provides an accessible forum for homeowners to enforce their rights under the HIA NSW Lump Sum Contract and the Home Building Act 1989 (NSW).

Option 5: Court Proceedings

For higher value disputes or where NCAT does not have jurisdiction, court proceedings may be necessary:

• Local Court for claims up to $100,000
• District Court for claims between $100,000 and $750,000
• Supreme Court for claims exceeding $750,000 or complex legal issues
• Formal court procedures and evidence rules apply
• Greater costs exposure due to potential adverse costs orders

Builder's Options

Builders facing homeowner breach (such as non-payment) have corresponding options:

• Issue payment demand and suspend work if payment is not received
• Serve breach notice for homeowner's failure to pay or provide site access
• Terminate the contract if the homeowner's breach is not remedied
• Pursue debt recovery proceedings for unpaid progress payments
• Make Security of Payment claims under the Building and Construction Industry Security of Payment Act 1999 (NSW)
• Defend tribunal or court proceedings if the homeowner makes claims

Factors Influencing Option Selection

When deciding which option to pursue, consider:

• The severity and nature of the breach
• The quantum of losses and potential recovery
• The costs and timeframes of each option
• The likelihood of successful resolution
• The impact on project completion
• Commercial and relationship considerations

Seek legal advice early to understand which option best protects your interests in your specific circumstances. Terminating a contract should only be pursued as a last resort after obtaining comprehensive legal advice, as the consequences of wrongful termination can be severe and include liability for damages to the builder.

Negotiating a resolution directly with your builder is often the most cost-effective and time-efficient way to address breaches under the HIA NSW Lump Sum Contract. Successful negotiation can preserve working relationships, avoid costly legal proceedings, and achieve practical outcomes that formal processes cannot deliver.

Preparing for Negotiation

Effective negotiation requires thorough preparation:

• Review the HIA NSW Lump Sum Contract to understand your rights and the builder's obligations
• Document all breaches with supporting evidence (photographs, correspondence, expert reports)
• Obtain quotations for rectification costs from alternative builders
• Calculate all losses incurred as a result of the breach
• Identify your desired outcome (rectification, compensation, completion, combination)
• Determine your minimum acceptable settlement position
• Prepare a written summary of issues and proposed resolution

Initiating Discussions

Approach negotiations professionally and constructively:

• Request a meeting or conference call to discuss the issues
• Provide the builder with written notice of the specific breaches and concerns
• Allow reasonable time for the builder to review and respond
• Maintain contemporaneous written records of all discussions
• Focus on resolving the problem rather than attributing blame

Negotiation Strategies

Effective negotiation involves:

Clear Communication: Articulate the specific breaches, your legal entitlements, the impact on you, and your proposed resolution clearly and professionally.

Focus on Interests: Understand both parties' underlying interests and objectives. The builder may be motivated by cash flow, reputation, or future work opportunities. Identifying mutual interests can lead to creative solutions.

Realistic Positions: Base negotiating positions on objective evidence (expert reports, quotations, contract terms) rather than emotional responses. Unrealistic demands undermine credibility and prolong disputes.

Consider Practical Solutions: Explore options beyond strict legal rights, such as: extended completion timeframes with penalty provisions, staged rectification with progress inspections, partial compensation combined with builder rectification, mutual release upon payment of agreed amount, or varied scope of work by agreement.

Document Everything: Record all negotiation discussions, proposals, and agreements in writing. Verbal agreements are difficult to enforce and often lead to further disputes.

The Role of a Construction Lawyer in Negotiations

A construction lawyer provides valuable assistance throughout negotiations:

• Advising on your legal rights and realistic negotiating positions
• Reviewing proposed settlement terms to ensure they adequately protect your interests
• Identifying potential risks in proposed agreements
• Drafting settlement deeds and variation agreements
• Ensuring settlements are legally enforceable
• Providing objective assessment of settlement offers
• Attending negotiations to represent your interests

When to Walk Away from Negotiations

Negotiations should be abandoned if:

• The builder refuses to acknowledge legitimate breaches
• Settlement offers are unreasonably low or fail to address key issues
• The builder is clearly insolvent or unable to perform rectification work
• Negotiations are being used to delay rather than resolve
• The builder's position is dishonest or lacks good faith
• Expert evidence strongly supports formal proceedings

Formalising Settlement Agreements

Any negotiated resolution must be properly documented:

• Prepare a written settlement deed or variation agreement
• Clearly specify all agreed terms including work to be performed, payment amounts and timing, timeframes for completion, consequences of non-compliance, and mutual releases
• Ensure both parties sign the agreement
• Retain original signed copies
• Comply with agreed terms promptly

A construction lawyer should review any settlement agreement before you sign to ensure it protects your legal position and is enforceable.

Advantages of Negotiated Resolutions

Successful negotiation offers significant benefits:

• Cost savings - avoiding legal fees and tribunal/court costs
• Time efficiency - resolving disputes in weeks rather than months or years
• Flexibility - achieving outcomes beyond what tribunals can order
• Relationship preservation - maintaining possibility of project completion
• Certainty - agreed outcomes rather than unpredictable tribunal decisions
• Privacy - avoiding public tribunal or court proceedings

Approach negotiations constructively, professionally, and with proper legal advice to maximise the prospects of achieving a satisfactory resolution without costly formal proceedings.

Commencing formal legal proceedings against your builder should be considered when negotiation and mediation have failed to resolve the breach under the HIA NSW Lump Sum Contract. Whilst litigation is more costly and time-consuming than alternative dispute resolution, it may be necessary to enforce your legal rights and recover losses.

When to Consider Legal Proceedings

Legal proceedings may be appropriate when:

• The builder refuses to acknowledge or remedy legitimate breaches
• Negotiation and mediation have been unsuccessful
• The breach is substantial and has caused significant financial loss
• The builder has abandoned the project or become insolvent
• The builder's conduct demonstrates bad faith or dishonesty
• Time limits for commencing proceedings are approaching
• You have strong evidence supporting your claims

Pre-Proceeding Requirements

Before commencing proceedings, ensure you have:

• Complied with all contractual notice requirements including breach notices with proper remedy periods and valid termination notices
• Documented evidence of non-remedy within the specified timeframe
• Attempted resolution through negotiation or mediation as required by the contract
• Gathered comprehensive evidence (contracts, correspondence, photographs, expert reports)
• Obtained expert reports quantifying defects and rectification costs
• Calculated total damages and losses
• Sought legal advice on the merits of your claim
• Considered the costs and time involved in proceedings

Letter of Demand

Before commencing formal proceedings, it is standard practice to issue a formal letter of demand outlining the breach, quantifying damages, and providing final settlement opportunity:

• Clearly identifies all breaches of contract
• Sets out the legal basis for your claims
• Quantifies damages and losses claimed
• Demands payment or rectification within a specified timeframe (typically 7-14 days)
• States that proceedings will be commenced if the demand is not satisfied
• Provides one final opportunity for settlement before incurring legal costs

A properly drafted letter of demand often prompts settlement discussions and may avoid the need for formal proceedings. A construction lawyer should prepare the letter to ensure it adequately protects your legal position.

NSW Civil and Administrative Tribunal (NCAT) Proceedings

For most residential building disputes under $500,000, NCAT is the appropriate forum:

NCAT Jurisdiction:

• Home building disputes arising under the Home Building Act 1989 (NSW)
• Claims up to $500,000
• Orders for work completion, rectification, or compensation
• Decisions on contract interpretation and breach issues

NCAT Application Process:

1. Prepare and lodge an application with supporting evidence
2. Pay the applicable filing fee
3. Serve the application on the builder
4. Attend case management conference or preliminary hearing
5. Comply with tribunal directions for evidence exchange
6. Prepare witness statements and expert reports
7. Attend the final hearing
8. Receive the tribunal's decision and orders

NCAT Advantages:

• Less formal procedures than court proceedings with simplified evidence rules
• Limited costs orders protecting homeowners from adverse costs exposure
• Specialist tribunal members with building industry knowledge
• Faster resolution than court proceedings (typically 6-12 months)
• Power to make work orders requiring completion or rectification

Court Proceedings

For disputes exceeding NCAT's jurisdiction or involving complex legal issues, court proceedings may be necessary:

Local Court (up to $100,000):

• Less formal than higher courts
• Streamlined procedures for smaller claims
• Limited representation requirements

District Court ($100,000 to $750,000):

• More formal procedures and evidence rules
• Greater judicial resources for complex matters
• Increased costs exposure due to adverse costs orders

Supreme Court (over $750,000):

• Most formal procedures and strict evidence rules
• Complex legal and factual matters
• Significant costs and time commitments
• Appeals from NCAT decisions

The Role of a Construction Lawyer

A construction lawyer is essential throughout legal proceedings:

• Assessing the merits and prospects of success
• Preparing and filing tribunal applications or court proceedings
• Gathering and organising evidence
• Obtaining expert reports and witness statements
• Drafting legal submissions and responding to the builder's defence
• Representing you at hearings and conferences
• Cross-examining the builder's witnesses
• Negotiating settlements at any stage
• Enforcing tribunal orders and court judgments

Evidence Requirements

Successful proceedings require comprehensive evidence:

• Original HIA NSW Lump Sum Contract and all variations
• All correspondence between parties
• Payment records and invoices
• Photographs and videos documenting defects
• Building inspector reports
• Expert reports from engineers, quantity surveyors, or building consultants
• Quotations for rectification work
• Evidence of losses (accommodation costs, loan interest, lost income)
• Witness statements from homeowner and other relevant witnesses

Costs Considerations

Legal proceedings involve significant costs:

• Legal fees for preparation and representation
• Filing fees for tribunal or court applications
• Expert report costs (building inspectors, engineers, quantity surveyors)
• Witness expenses
• Potential adverse costs orders if unsuccessful (more limited in NCAT)

A construction lawyer can provide cost disclosure outlining expected legal costs, allowing you to make an informed decision about proceeding.

Settlement Negotiations During Proceedings

Most construction disputes settle before final hearing:

• Proceedings often prompt serious settlement discussions
• Settlement can occur at any stage before final orders
• Mediation may be ordered by the tribunal or court
• Settlement avoids the uncertainty of tribunal or court decisions
• Reduces ongoing legal costs and time commitments

Enforcing Tribunal Orders and Court Judgments

If successful, you may need to enforce orders:

• Register tribunal orders or court judgments for enforcement
• Issue creditor's statutory demands for unpaid amounts
• Commence bankruptcy proceedings against insolvent builders
• Seek writs of execution against the builder's assets
• Garnishee orders against the builder's bank accounts

Commencing legal proceedings is a serious step requiring careful consideration of costs, time, evidence, and prospects of success. Early legal advice helps you understand your legal position and make informed decisions about the most appropriate course of action to protect your interests. It's important to understand your options for dispute resolution and Understanding Your Legal Rights in Home Building Contracts in NSW.