What Are NSW Development Contributions and Why Do They Matter for Your Project?
Development contributions are mandatory charges imposed by NSW councils on new development to fund the infrastructure that development creates demand for — roads, drainage, open space, community facilities, and transport. In NSW, these charges are governed by Sections 7.11 and 7.12 of the Environmental Planning and Assessment Act 1979 (EP&A Act), alongside the state-level Housing and Productivity Contribution. For a typical new dwelling in a Sydney growth corridor, these levies can add anywhere from $12,000 to $40,000+ to your total project cost, and they must be paid before your Construction Certificate is issued.
Many homeowners and smaller developers are caught off guard by development contributions because they sit outside the builder's quote and the standard DA fee schedule. A $500,000 knockdown-rebuild in Blacktown can attract a $20,000 Section 7.11 contribution capped at the IPART threshold, while the same project in an established Eastern Suburbs council might attract only a 0.5% Section 7.12 levy — about $2,500. Understanding which mechanism applies to your site, how the rate is calculated, and when payment falls due is essential for accurate budgeting and avoiding costly delays at the Construction Certificate stage.
Section 7.11 vs Section 7.12: Which One Applies to Your Development?
The key distinction between Section 7.11 and Section 7.12 contributions lies in the nexus requirement — whether the council must demonstrate a direct link between your development and the specific infrastructure being funded. Section 7.11 requires this nexus; Section 7.12 does not. A council cannot impose both a Section 7.11 and a Section 7.12 contribution on the same development consent (Section 7.12(2) EP&A Act), so your project will fall under one mechanism or the other, depending on what contributions plan applies to your land.
| Feature | Section 7.11 Contribution | Section 7.12 Levy |
|---|---|---|
| Legal basis | EP&A Act s 7.11 | EP&A Act s 7.12 |
| Nexus required? | Yes — direct link between development and infrastructure | No — percentage of construction cost |
| How rate is set | Per dwelling, per lot, or per m² (from contributions plan) | Percentage of development cost (up to 1% max, higher in some areas) |
| IPART threshold | $20,000 or $30,000 per lot/dwelling (capped) | N/A — percentage-based |
| Typical Sydney range | $12,000–$40,000+ per dwelling (growth corridors) | 0.5%–1% of construction cost |
| Payment timing | Before Construction Certificate issue | Before Construction Certificate issue |
| Can be charged multiple times? | Once per development | Yes — each new development on the land |
In practice, most Sydney metropolitan councils use Section 7.11 for residential development in growth and release areas where new infrastructure (roads, parks, community centres) is directly attributable to population growth. Section 7.12 levies are more common in established areas where the council's contributions plan is simpler and infrastructure demand is harder to attribute to a single development. The Newcastle City Council Section 7.11 plan, for example, caps dwelling house contributions at $20,000 from January 2026, with the components broken down as $3,208.60 for transport, $13,788.05 for open space and recreation, $2,550.68 for community facilities, and $452.68 for plan administration.
How Much Are Development Contributions in Sydney? Real Cost Examples
Development contribution costs vary enormously by LGA, development type, and whether your site falls within a growth corridor. Below are indicative 2026 figures drawn from published council contributions plans and NSW Planning Portal guidance.
| Development type | Typical S7.11 cost | Typical S7.12 cost | Notes |
|---|---|---|---|
| New dwelling (established area) | $12,000–$20,000 | 0.5%–1% of build cost | Most common scenario for knockdown-rebuild |
| Secondary dwelling (granny flat) | $0–$15,000 | 0.5% of build cost | Varies by council — some exempt secondary dwellings |
| Duplex / dual occupancy | $20,000–$30,000 per dwelling | 1% of build cost | Growth corridor councils charge at the higher end |
| Townhouse (per dwelling) | $15,000–$30,000 | 1% of build cost | Multi-dwelling housing typically captured |
| Apartment (per dwelling) | $12,000–$25,000 | 1% of build cost | Rates differ by bedroom count |
| Alterations & additions | Usually exempt | 0.5% if cost > $100,000 | Check council plan — some exempt under $200k |
For a concrete example, consider a 60m² granny flat in Western Sydney. If the council's Section 7.11 plan captures secondary dwellings, the contribution could be $8,000–$15,000 depending on the LGA. The same granny flat in a rural NSW council with no contributions plan would attract $0. This is why checking the contributions plan for your specific lot — not relying on a neighbour's experience two suburbs over — is critical. A silent acceptance of an incorrectly quoted levy is how $25,000 disappears from the contingency budget.
The Housing and Productivity Contribution: A Third Layer
Beyond local Section 7.11 and 7.12 contributions, some developments in NSW are also subject to the Housing and Productivity Contribution (HPC) — a state-level levy introduced through amendments to the EP&A Act. The HPC applies in designated high-growth areas and is charged per dwelling or per lot, with rates set by the state rather than individual councils. The HPC operates alongside local contributions, meaning a greenfield subdivision in a growth area could face a Section 7.11 contribution for local infrastructure and an HPC for state infrastructure simultaneously.
The HPC is designed to fund state-level infrastructure — schools, hospitals, transport corridors — that serves broader catchments than a single council area. For developers working in the Western Sydney Aerotropolis or the Macarthur Region, the HPC adds a further layer of cost that must be modelled in feasibility studies. As of 2026, the HPC is still being phased in across designated areas, and not all LGAs are captured. Always check whether your site falls within an HPC catchment via the NSW Planning Portal before finalising your development budget.
When Do You Pay Development Contributions?
Development contributions are typically due before the Construction Certificate (CC) is issued — not at DA approval, and not at project completion. This timing creates a cash flow pinch point for developers and homeowners alike, because the contribution must be paid alongside other CC prerequisite costs such as the building certifier's fee, BASIX certificate, and Sydney Water tap-in fees. For a $500,000 build with a $20,000 Section 7.11 contribution, the total out-of-pocket before construction can commence may exceed $35,000.
The payment timing differs slightly between CDC (Complying Development Certificate) and DA pathways. Under CDC, the certifier will not issue the certificate until the contribution is paid (if applicable). Under a DA, the condition of consent requiring the contribution must be satisfied before the CC is issued by the Principal Certifying Authority. Some councils offer deferred payment arrangements for larger developments, but this is at council discretion and typically requires a written request demonstrating financial hardship or staged delivery. For most homeowner-scale projects — granny flats, duplexes, knockdown-rebuilds — expect to pay the full contribution upfront before construction starts.
Can You Reduce or Avoid Development Contributions?
Development contributions are statutory charges — they are not negotiable in the way a builder's quote is. However, there are legitimate pathways to reduce or restructure the obligation. Works-in-kind (providing infrastructure directly instead of paying the levy), land dedication (transferring land to council for open space or roads), and voluntary planning agreements (VPAs) are all recognised under the EP&A Act. For a single secondary dwelling, a VPA is rarely practical, but for a multi-unit developer delivering a new local road or a pocket park, works-in-kind can offset a substantial contribution bill.
Exemptions do exist in some council plans for certain development types. Alterations and additions to an existing dwelling are frequently exempt from Section 7.11 if the contributions plan specifies that threshold. Secondary dwellings in some LGAs are exempt or charged at a reduced rate, particularly in regional areas. The key is to obtain the contributions plan extract from your council in writing — not a verbal quote from a certifier or builder — and verify whether your development type is captured. If the quoted levy looks disproportionate to the build cost, request the contributions plan calculation in writing. Errors do occur, and a $25,000 overcharge is not something you want to discover after the CC is issued.
How the 2025–2026 Planning Reforms Affect Development Contributions
The Planning System Reforms Act 2025, passed in November 2025, represents the most significant overhaul of the EP&A Act in a generation. While the reforms focus primarily on assessment pathways — establishing the Development Coordination Authority (DCA), expanding complying development, and introducing the targeted assessment pathway — they also have indirect implications for development contributions. The DCA, which commenced on 1 July 2026, now coordinates state agency concurrences and referrals, which can reduce the time between DA determination and CC issue, compressing the window in which contribution payments fall due.
The expanded complying development pathway also means more projects bypass the DA stage entirely, moving straight to a CDC. Since contributions are still payable under CDC (if the council's plan captures the development type), this does not eliminate the obligation — but it does change the timing and the certifier managing the process. For homeowners building a duplex or granny flat under CDC, the private certifier will calculate and condition the contribution, not the council. Always confirm whether the certifier's fee includes contribution assessment or whether this is an additional charge.
The NSW Productivity Commission has also made 29 recommendations to improve transparency and consistency in the contributions system, and the Department of Planning is working through implementation. For developers, this means contribution plans are likely to become more standardised across LGAs over the next 12–24 months, reducing the current postcode-lottery effect where a duplex in one council costs $20,000 in contributions and $30,000 in the next.
What Homeowners, Developers, and Builders Need to Know
For Homeowners
If you are building a granny flat, duplex, or knockdown-rebuild, ask your certifier or town planner to identify which contributions plan applies to your lot before you commit to a build budget. The contribution is an additional cost on top of the builder's quote, DA/CDC fees, BASIX, and certifier charges. For a $120,000 granny flat in a growth corridor council, a $12,000 Section 7.11 contribution represents 10% of the build cost — a figure that many homeowners discover only when the certifier refuses to issue the CC until the levy is paid.
For Developers
Multi-unit developers must model contributions at the feasibility stage, not at the CC stage. A 12-unit townhouse development in a council with a $25,000-per-dwelling Section 7.11 rate faces $300,000 in contributions alone — before land cost, construction, finance, and consultant fees. If the site also falls within an HPC catchment, the state levy adds further. Request the council's contributions plan early in the pre-DA process, and consider whether works-in-kind or a VPA could reduce the cash obligation. The DCA's coordination role may also reduce the time between DA approval and CC issue, compressing the contribution payment window.
For Builders and Certifiers
Builders should never quote a total project price that includes development contributions without explicitly stating this in the contract. Contributions are the owner's legal obligation, not the builder's, and disputes arise when owners assume the builder's "total cost" figure covers everything. Private certifiers managing CDC pathways must identify the applicable contributions plan and condition the contribution in the CDC. Failure to do so can result in the CC being challenged or the council pursuing the contribution post-construction — a far more expensive outcome for the owner.
How to Check Your Development Contributions Liability
The most reliable way to determine your contribution liability is to obtain a Section 10.7 Planning Certificate (formerly Section 149) from your local council. The 10.7(2) certificate identifies whether the land is subject to a contributions plan, and the 10.7(5) certificate provides additional detail on the specific contributions applicable. Both certificates are available through the NSW Planning Portal for a fee of approximately $130–$300 depending on the council.
Once you have the certificate, request the full contributions plan from the council — not just the rates schedule. The plan will specify which development types are captured, any exemptions, the calculation methodology, and the payment timing. Cross-reference the plan against your proposed development type and estimated construction cost. If the development is subject to the Housing and Productivity Contribution, this will be identified separately. For complex projects — multi-unit, mixed-use, or in growth corridors — engage a town planner to model the total contribution liability as part of the feasibility assessment. The cost of a planner ($2,000–$5,000) is trivial compared to discovering a $300,000 contribution bill after DA approval.
Frequently Asked Questions
Are development contributions the same as council DA fees?
No. Council DA fees are the assessment charge for processing your Development Application — typically $500–$3,000 depending on the project's estimated cost of development. Development contributions under Sections 7.11 and 7.12 are infrastructure levies charged separately, usually before the Construction Certificate is issued. They are orders of magnitude larger — $12,000 to $40,000+ for a typical new dwelling in a Sydney growth corridor. DA fees are a processing charge; contributions are an infrastructure funding mechanism.
Do I pay development contributions on a CDC as well as a DA?
Yes. If your council's contributions plan captures your development type, the levy applies regardless of whether you go through a DA or a CDC (Complying Development Certificate) pathway. CDC skips the merit assessment but does not exempt you from infrastructure contributions. The private certifier issuing the CDC will condition the contribution in the certificate, and payment is typically required before the CDC is released. Always check the contributions plan for your lot before choosing the CDC pathway.
Can development contributions be negotiated or reduced?
Development contributions are statutory charges and cannot be negotiated in the way a builder's quote can. However, works-in-kind (providing infrastructure directly), land dedication, and voluntary planning agreements (VPAs) are legitimate alternatives to cash payment under the EP&A Act. For most homeowner-scale projects — granny flats, duplexes — these mechanisms are rarely practical. For multi-unit developers delivering roads, parks, or community facilities as part of the project, works-in-kind can offset a substantial contribution. Exemptions for certain development types (e.g. alterations under a cost threshold) exist in some council plans — always check the plan in writing.
What happens if I don't pay development contributions?
If you do not pay the development contribution, the Principal Certifying Authority cannot issue the Construction Certificate, and construction cannot legally commence. If construction proceeds without the CC, the council can issue stop-work orders, penalty infringement notices, and pursue the contribution through the Land and Environment Court. For homeowners, the practical consequence is that your builder cannot start on site. For developers, the consequence is project delay and potential breach of finance conditions. Always budget for the contribution and confirm the amount before signing a building contract.
Are granny flats exempt from development contributions in NSW?
It depends on the council. Some NSW councils exempt secondary dwellings from Section 7.11 contributions, particularly in regional areas. Others charge a reduced rate or the full per-dwelling rate. The Newcastle City Council Section 7.11 plan, for example, includes specific rates for secondary dwellings and rural workers' dwellings. In Western Sydney growth corridors, a 60m² granny flat can attract $8,000–$15,000 in contributions. Always obtain the contributions plan extract from your council in writing — never assume an exemption based on a neighbour's experience or a general rule of thumb.
What is the Housing and Productivity Contribution and when does it apply?
The Housing and Productivity Contribution (HPC) is a state-level infrastructure levy introduced through amendments to the EP&A Act. It applies in designated high-growth areas and is charged per dwelling or per lot, with rates set by the state. The HPC operates alongside local Section 7.11 and 7.12 contributions — it does not replace them. For developers in the Western Sydney Aerotropolis or the Macarthur Region, the HPC adds a further layer of cost. As of 2026, the HPC is being phased in across designated areas; check the NSW Planning Portal to confirm whether your site falls within an HPC catchment.
How do I find out which contributions plan applies to my property?
Order a Section 10.7 Planning Certificate from your local council — the 10.7(2) certificate identifies whether the land is subject to a contributions plan, and the 10.7(5) certificate provides more detail. Both are available through the NSW Planning Portal for approximately $130–$300. Once you know which plan applies, request the full contributions plan from the council (not just the rate schedule) to verify which development types are captured, any exemptions, and the calculation methodology. For complex projects, engage a town planner to model the total liability.
How do the 2025-2026 planning reforms change development contributions?
The Planning System Reforms Act 2025 does not directly alter Section 7.11 or 7.12 contribution rates, but the establishment of the Development Coordination Authority (DCA) from 1 July 2026 may compress the timeline between DA approval and CC issue, reducing the window for contribution payment. The expanded complying development pathway means more projects bypass the DA, but contributions still apply under CDC. The NSW Productivity Commission's 29 recommendations aim to standardise contribution plans across LGAs over the next 12–24 months, which should reduce the current postcode-lottery effect.
Conclusion: Budget for Contributions Before You Build
Development contributions are one of the most commonly overlooked costs in NSW residential development. For homeowners building a granny flat or duplex, a $20,000 levy discovered after the DA is approved can derail the entire budget. For developers, accurate contribution modelling at the feasibility stage — including local Section 7.11 or 7.12 rates and any Housing and Productivity Contribution — is the difference between a viable project and a stalled one. The message is simple: identify your contributions liability before you sign a building contract, not after.
At giantA, we help homeowners and developers across NSW navigate the full development pathway — from feasibility assessment and contributions planning through to DA/CDC approval and Construction Certificate. If you are planning a new build, duplex, granny flat, or multi-unit development, contact our team for a free consultation, or book a free consultation online to discuss your project.