
By George Giannakakis · B.Arch.Studies · M.Arch (UniSA) · RLA300580
Last reviewed: · How we research
In building contracts, rise and fall refers to the adjustment of contract prices due to changes in the cost of labour, materials, or other expenses that occur after signing the contract. Including rise and fall clauses protects the contractor and the owner from unexpected cost increases or decreases throughout the project. These clauses are more common in commercial contracts and long-duration residential projects.


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Watch full episodeCommon questions about rise & fall
In building contracts, rise and fall refers to the adjustment of contract prices due to changes in the cost of labour, materials, or other expenses that occur after signing the contract. Understanding the terminology upfront helps you compare builder quotes and read your Australian building contract with confidence.
Contract and legal information
Building contracts, dispute resolution, and consumer law are complex and vary by state and contract type. The information here is general in nature and may not apply to your situation. For advice about your specific contract, rights, or dispute, speak with a building lawyer, your state’s consumer protection body, or a licensed building consultant.
BuildPilot is an independent Australian building platform, we publish guidance, we don't hold a building licence. Every Australian residential build must comply with the National Construction Code plus state-specific Acts and consumer-protection law. The authorities below are the primary sources of truth for the rules that actually apply to your project.
The primary national set of technical building standards that every Australian build must comply with. Volume 2 covers Class 1 & 10 buildings (most homes).
Specific material, product and method standards (e.g. AS 3700 masonry, AS 1684 timber framing) referenced by the NCC.
National peak body for residential builders. Publishes the most widely used home-building contracts and consumer guidance.
National peak body for general builders. Publishes commercial and residential contracts and industry guidance.
Links above open the public website of each authority. BuildPilot is not affiliated with these bodies and does not act on their behalf. Information on this page is general - check the current edition of the NCC and the relevant state Act for binding requirements.
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