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Dealing with contracts

Let HIA help you to understand the latest changes and updates to contracts that you must know in your day-to-day business.

Dealing with contracts

Let HIA help you to understand the latest changes and updates to contracts that you must know in your day-to-day business.

Each time you take on a new residential building project, it is crucial to make sure that you have the right contract for the job. It’s also important to keep up with the latest legal changes and required updates to contracts under Australian law. This knowledge can help cover you legally and prevent homeowner disputes down the track. HIA’s Contracts and Compliance support team is here to help.

Explore our detailed and expert-driven resources dedicated to handling contracts in our industry. Purchase a project-specific contract from our wide range designed for any residential building job, large or small. You can also manage your HIA contracts with Contracts Online, our hassle-free online platform. 

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Medium Works Commercial Contract-Architect/Superintendent

This medium works contract is suited to small to medium-sized commercial projects where the owner is engaging an architect, engineer or other building...

Medium Works Commercial Contract-No Architect/Superintendent

This medium works contract is suited to small to medium-sized commercial projects where the owner doesn't intend to engage an architect, engineer or o...

Period Trade Contract - Conditions (Pad of 20)

This contract (pad of 20) is designed to avoid the necessity and expense of signing a new project trade contract for every job. The contract allows fo...

Project Trade Contract (Pad of 20)

The Project Trade Contract (pad of 20) sets out the basic terms and conditions for performance of the work and establishes that trade contractors are ...

Work Order (Pad of 20)

This Work Order (pad of 20) is used with the Period Trade Contract to enable builders to set out a work description and accompanying costs. All the co...

ACT Kitchen Bathroom and Laundry Supply Install (Duplicate)

This Supply and Install Contract is tailored specifically to the kitchen, bathroom and laundry industry. The contract allows for all job details to be...

ACT Minor Works Contract (Pad of 25)

The ACT Minor Works Contract is suitable for minor projects up to a value of $12,000 (such as a patio or shed installation). It’s available in a handy...

ACT New Dwellings Contract (Pack of 2)

Building professionals should use the ACT New Dwellings Contract (pack of two) when working on a new dwelling. The contract allows for all job details...

ACT Alterations & Additions Contract (Pack of 2)

This contract (pack of two) is suitable for residential building work relating to an alteration, addition, renovation or where the work is not to comp...

NSW Authority for Final Payment (Pad of 50)

The NSW Authority for Final Payment Pad offers an effective method of claiming final payment from your client. It’s available in a handy tear-off pad ...

NSW Authority for Variation to Contract (Pad of 25)

The Authority for Variation to Contract (pad of 25) details changes or variations to works requiring an update to the contract between builder and own...

NSW Claim for Extension of Time (Pad of 50)

This form is to notify the owner of an entitlement to an extension of time when building works have been delayed due to unforeseen circumstances, an o...

NSW Cost Plus Contract (Pack of 2)

This contract is used for residential construction works on a cost plus basis, not a lump sum ‘fixed price’. Costs are totalled and a percentage or fi...

NSW General Housing Specifications

The NSW General Housing Specifications document forms part of the contract documents which is referred to in the building contract. It details the wor...

NSW Kitchen, Bathroom & Laundry Supply Install (Duplicate)

This Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry. The contract allows for all job details to be f...

NSW New Dwellings Contract (Pack of 2)

Ideal for building professionals about to work on a new dwelling, available as a pack of two. The fixed price contract allows for all job details to b...

NSW Notice of Practical Completion (Pad of 25)

The NSW Notice of Practical Completion is used to notify an owner when a project will be at practical completion, available as a pad of 50. It sets a ...

NSW Preliminary Agreement (Pad of 50)

This Preliminary Agreement (pad of 50) is used to cover the cost of the preliminary work before and in preparation of signing the contract. This type ...

NSW Progress Claim Certificate (Pad of 25)

This certificate, available as a pad of 25, provides an efficient way for a builder to claim payment from a client or financial institution. This is ...

NSW Residential Contract for Renovations & Additions (Pack of 2)

NSW Residential Building Contract - Renovations/Additions

NSW Small Works between $5K & $20K Contract (Pad of 10)

This contract is a fixed-sum contract used for non-structural, residential renovations and additions, available in a pad of 10 duplicate contracts. It...

NSW Small Works over $20K Contract (Duplicate)

The NSW Small Works over $20,000 contract (in duplicate) is for residential construction work over $20,000 and complies with the NSW Home Building Act...

NSW Waterproofing Installation Certificate (Pad of 25)

The NSW Waterproofing Installation Certificate (pad of 25) is used by installers to specify the products used and the areas of application for all wat...

QLD Claim for Extension of Time (Pad of 20)

Builders who want an extension of time for completing work will need this Queensland Claim for Extension of Time pad, which includes 50 sheets. This p...

QLD Minor Works Contract (under $3K) (Pad of 20)

This contract is suitable for minor projects up to a value of $3300, such as a patio or shed installation, which doesn't require building approval. It...

QLD Progress Claim Certificate (Pad of 20)

The Queensland Progress Claim Certificate (pad of 20) provides an efficient way for a builder to claim payment from a client or financial institution....

QLD Variation Document (Pad of 25)

The Queensland Variation Document Pad (of 25) details changes or variations to works requiring an update to the contract between builder and owner. It...

QC1 New Homes Construction Contract (Duplicate) QLD

Building professionals are advised to use this contract (in duplicate) when working on a new dwelling. It includes both general conditions and relevan...

QC3 Alterations, Additions & Renovations (Duplicate) QLD

Suitable for residential building work relating to an alteration, addition, renovation or where the work is not to completion stage. The contract allo...

QLD Kitchen Bathroom and Laundry Supply Install (Duplicate)

The Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry. The contract allows for all job details to be fo...

QLD Small Works Contract (Duplicate)

This Small Works Contract (in duplicate) is designed for domestic building works that do not affect footings or foundations. It's suitable for small a...

QLD Swimming Pool & Landscaping Contract (Duplicate)

This contract (in duplicate) is suitable for pool and landscaping projects where the value of the work exceeds $3300. This is a hard copy version of t...

SA Alterations & Additions Contract (Pack of 2)

This contract (pack of two) is suitable for residential building work relating to an alteration, addition, renovation or where the work is not to comp...

SA Authority for Variation to Contract (Pad of 25)

The SA Variation Document Pad (of 25) details changes or variations to works requiring an update to the contract between builder and owner. It can als...

SA Building Schedule

The SA Building Schedule is used as an addendum to a building contract and details the extent and nature of materials and items included under the con...

SA Building Specification

The Building Specification document is used with the building schedule to comply with building specifications. This is a hard copy version of the docu...

SA Certificate of Practical Completion (Pad of 25)

This Certificate (pad of 25) enables builders to list work that may be required following a joint pre-handover inspection by the owner and builder. Th...

SA Cost Plus Contract (Pack of 2)

This contract is used for residential constructions works on a cost plus basis, not a lump sum ‘fixed price’. Costs are totalled and a percentage or f...

SA Job Quotation Form (Pad of 25)

The Quotation Form (pad of 25) is suitable for sub-contractors to list their conditions. It's carbonised and individually numbered and dated.

SA Kit & Transportable Housing Contract (Pack of 2)

This contract for kit and transportable homes can be used where the owner is supplying the majority of the materials. It provides the necessary protec...

SA Kitchen Bathroom & Laundry Supply Install (Duplicate)

This Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry. The contract allows for all job details to be f...

SA Minor Works Contract (Pad of 25)

SA Minor Works Agreement (Pad of 25)

SA Minor Works Contract (Pad of 25)

SA Minor Works Agreement (Pad of 25)

SA Preliminary Agreement (Pad of 25)

This Agreement (pad of 50) is used to cover the cost of the preliminary work before and in preparation of signing the contract. This type of work may ...

SA Progress Claim Certificate (Pad of 25)

This Certificate (pad of 20) provides an efficient way for a builder to claim payment from a client or financial institution. This is a hard copy ver...

SA Small Works Contract

The SA Small Works contract is suitable for all domestic alterations and renovation projects up to a value of $30,000. Note: this document is specific...

SA Standard Building Contract for New Homes (Pack of 2)

This contract is suitable for the construction of new homes in South Australia. The contract allows for all job details to be formalised and also cont...

NT New Homes Contract (Pack of 2)

The NT New Homes Contract (pack of 2) is suitable for the construction of new homes in the Northern Territory. The contract allows for all job details...

TAS Residential Building Contract (Pack of 2)

The Tasmanian Domestic Building Contract (pack of two) is tailored to meet state legislation, but is a plain language document so it's easy to underst...

TAS Minor Works Contract (Pad of 25)

The Tasmania Minor Works Contract Pad is suitable for minor residential building works up to a value of $12,000. It’s available in a handy tear-off pa...

TAS Job Quotation Form

The Tasmanian Job Quotation Form is suitable for sub-contractors to list their conditions. It's carbonised and individually numbered and dated.

TAS Kitchen Bathroom & Laundry Supply Install under $20K

The Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry for work under $20,000. The contract allows for a...

TAS Kitchen Bathroom & Laundry Supply Install over $20K

The Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry for work over $20,000. The contract allows for al...

TAS Notice of Commencement - New Homes (Pad of 25)

The Notice of Commencement – New Homes (pad of 25) is used to advise the owner that the builder has started works and what's required under the provis...

TAS Final Inspection Notice (Pad of 25)

The Tasmanian Notice of Completion (pad of 25) is used to formally notify an owner when a project will be at practical completion. It's designed for u...

TAS Progress Claim Certificate (Pad of 25)

The Tasmanian Progress Claim Certificate (pad of 25) provides an efficient way for a builder to claim payment from a client or financial institution. ...

TAS Specification - General Cover

The Tasmanian General Specification document contains information relevant to the work to be performed by various trades, details of materials, proced...

VIC Alterations, Additions and Renovations Contract (Pack of 2)

This contract (pack of two) is suitable for residential building work relating to an alteration, addition, renovation or where the work is not to comp...

VIC Cost Plus Contract (Pack of 2)

This contract is used for residential constructions works on a cost plus basis, not a lump sum ‘fixed price’. Costs are totalled and a percentage or f...

VIC Domestic Works Under $10,000 Contract

The Victorian Domestic Works Under $10,000 contract is suitable when the contract price for the manufacture, supply and installation of: - cabinets an...

VIC Job Quotation Form (Pad of 20)

The Victorian Job Quotation Form (pad of 20) is suitable for sub-contractors to list their conditions. It's carbonised and individually numbered and d...

VIC Kitchen Bathroom & Laundry Supply Install (Duplicate)

This Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry. The contract allows for all job details to be f...

VIC New Homes Contract (Pack of 2)

The Victorian New Homes Contract (pack of 2) is suitable for the construction of new homes in Victoria. The contract allows for all job details to be ...

VIC Notice of Commencement (Pad of 20)

This form (pad of 20) is designed for use with HIA contracts such as: - alterations, additions and renovations contract - cost plus contract - kit hom...

VIC Notice of Completion (Pad of 20)

The Victorian Notice of Completion (pad of 20) is used to formally notify an owner when a project will be at practical completion. It’s designed for u...

VIC Notice of Extension of Time (Pad of 20)

Builders wanting an extension of time for completing work will need this Victorian Notice of Extension of Time (pad of 20). This product complies with...

VIC Notice of Suspension of Works (Pad of 20)

This Notice of Suspension of Works (pad of 20) is to be used with the Plain English contract for works if the owner fails to make a payment and/or is ...

VIC Preliminary Agreement (Pad of 20)

The Victorian Preliminary Agreement (pad of 20) is used to cover the cost of the preliminary work before and in preparation of signing the contract. T...

VIC Progress Claim Certificate (Pad of 20)

The Victorian Progress Claim Certificate (pad of 20) provides an efficient way for a builder to claim payment from a client or financial institution. ...

VIC Small Works Contract (Pack of 2)

The Victorian Small Works Contract is suitable for all domestic building work such as alterations and renovation projects. Note: this document is spec...

VIC/TAS Specification - General & Cover

VIC Specification - General & Cover

VIC Variation to Contract (Pad of 20)

The Victorian Variation Document (pad of 25) details changes or variations to works requiring an update to the contract between builder and owner. It ...

VIC/TAS Specification - General & Cover

VIC Specification - General & Cover

VIC/TAS Specification - Project & General

The Victorian Specification – Project and General document confirms to owners the items of work and materials that are included in the contract price.

WA Addenda to Specification - Form 12

This addenda is sold separately from the WA Specification for Brick or Framed Construction document. These two items make up a set, although some buil...

WA Alterations & Additions Contract - Form 38E (Pack of 2)

The WA Alterations & Additions Contract – Form 38E (pack of two) is designed specifically for use on alterations, additions and renovations over $7500...

WA Claim for Extension of Time - Form 5 (Pad of 30)

Builders wanting an extension of time for completing work will need this WA Claim for Extension of Time pad, which includes 30 sheets. This product co...

WA Cost Plus Contract - Form 13D (Pack of 2)

This contract is used for residential constructions works on a cost plus basis, not a lump sum ‘fixed price’. Costs are totalled and a percentage or f...

WA HBCA Lump Sum Contract - Form 16K (Pack of 2)

The WA HBCA Lump Sum Contract – Form 16J contract (pack of two) is suitable for work over $7500 and less than $500,000, which requires a written, sign...

WA HBCA Lump Sum Minor Works - Form 22G (Pack of 2)

The WA HBCA Lump Sum Minor Works – Form 22G contract (pack of two) is of a general nature suitable for associated works other than a new home or alter...

WA Job Quotation - Form 9 (Pad of 25)

The Western Australian Job Quotation Form (pad of 25) is suitable for sub-contractors to list their conditions. It's carbonised and individually numbe...

WA Kitchen Bathroom & Laundry Supply Install (Duplicate)

This Supply & Install Contract is tailored specifically to the kitchen, bathroom and laundry industry. The contract allows for all job details to be f...

WA Lump Sum ($500,000 and over) - Form 8D (Pack of 2)

The WA Lump Sum Building ($500,00 and over) contract – Form 8D (pack of two) describes the rights and responsibilities of the client and builder such ...

WA Notice for the Home Owner - Form 21E

Under the Home Building Contracts Act (HBCA) this WA Notice for the Home Owner – Form 21E document must be presented to the client(s) before they sign...

WA Practical Completion Certificate - Form 14 (Pad of 30)

The Western Australian Certificate of Practical Completion (pad of 30) enables builders to list work that may be required following a joint pre-handov...

WA Pre-Fabricated Homes Contract - Form 45C (Pack of 2)

The WA Pre-fabricated Homes Contract – Form 45C (pack of two) has been designed specifically for use with modular or transportable homes.

WA Progress Claim Certificate (Pad of 30)

The WA Progress Claim Certificate (pad of 30) provides an efficient way for a builder to claim payment from a client or financial institution. This i...

WA Site Inspection Report - Form 37 (Pad of 50)

The WA Site Inspection Report – Form 37 (pad of 50) is a comprehensive checklist for on-site inspections and is also a useful tool for costing purpose...

WA Small Works Contract - Form 10A (Pad of 25)

The WA Small Works contract (pad of 25 and in duplicate) has been designed specifically for projects $7500 in value or less (where the Home Building C...

WA Specification Brick & Framed Construction - Form 7 (Pack of 2)

The WA Specification for Brick or Framed Construction document (pack of two) provides a detailed description of quality of materials or workmanship, w...

WA Variation to Contract - Form 1 (Pad of 30)

The WA Variation to Contract – Form 1 details changes or variations to works requiring an update to the contract between builder and owner. It can als...