Do You Need an Erosion and Sediment Control Plan in Queensland?
If your development approval in Queensland conditions an erosion and sediment control plan, or your site will disturb more than 2,500 square metres of soil, you need a site-specific ESCP with drawings in place before earthworks start, and for a medium or high-risk site the plan has to carry a design certificate signed by a Certified Professional in Erosion and Sediment Control (CPESC) or a Registered Professional Engineer of Queensland (RPEQ). Even without a condition, sediment leaving any site is an offence under the Environmental Protection Act 1994, and South East Queensland councils fine builders on the spot when soil reaches the gutter. Which is why the ESCP is usually the last document on the pre-start checklist to be sorted and the one most likely to hold up the meeting.
Does an erosion and sediment control plan apply to your site?
Work down this table and stop at the first row that describes you.
| Your situation | What it means |
|---|---|
| Your decision notice or operational works approval names an ESCP, an ESC plan or sediment controls as a condition | You need the plan before earthworks, in the form your council specifies. Read the condition for the risk category and any certification wording, because that decides who signs. |
| No condition yet, but the works will disturb more than 2,500 square metres, or the site drains to a waterway, wetland or stormwater inlet | Expect a plan to be required at operational works stage, and expect the site to come back medium or high on the council’s hazard assessment. Get the plan started with the civil design rather than after it. |
| A single house or small commercial build, flat, under 2,500 square metres, nowhere near a drain | A certified plan is unlikely to be asked for. Sediment controls still have to be installed before excavation, and the council can fine you if soil leaves the block. A short plan on the site plan is usually enough, and it is what the building inspector looks for. |
The threshold that catches people is the risk rating, not the site size. A 1,200 square metre block on a slope above a creek in Ipswich, on dispersive soil, can rate higher than a flat 3,000 square metre pad in an industrial estate. The council’s hazard assessment form decides, and it asks about slope, soil, rainfall and receiving waters, not just area.
Who can prepare and certify an ESCP in Queensland?
Brisbane and Logan run the clearest version of the system, and most other councils follow the same shape. An erosion hazard assessment rates the site low, medium or high, and the rating sets the signature required.
| Risk rating | Who prepares | What is certified |
|---|---|---|
| Low | A suitably experienced person, which can be the contractor or their consultant | Brisbane asks for no further ESC forms. Controls still go in before disturbance. |
| Medium | Anyone competent, supported by a certifier | An ESC design certificate signed by a CPESC or an RPEQ with erosion and sediment control experience |
| High | A CPESC or RPEQ with suitable ESC experience | The design certificate is signed by a CPESC, and an inspection certificate follows during construction |
A CPESC is certified specifically in erosion and sediment control practice. An RPEQ is a registered engineer, accepted for medium-risk certification when they have ESC experience. Logan goes one step further on high-risk sites and asks for both a CPESC and an RPEQ on the design certificate. Redland adds its own rule under Planning Scheme Policy 2: any engineered structure in the plan, such as a sediment basin embankment, spillway, inlet or outlet, must be designed and certified by an RPEQ regardless of the risk rating. Brisbane wants the design certificate lodged at least 10 days before the pre-start meeting, so a high-risk site that only finds its certifier the week before pre-start has already lost a fortnight.
Queensland Ecologists prepares erosion and sediment control plans certified by a practitioner who holds both the CPESC and RPEQ credentials, so one plan covers every tier and every council in the table without a second consultant.
What an erosion and sediment control plan costs you in time
Fees are quoted per site, because the risk rating, the disturbed area, whether the soil needs dispersion testing and whether a sediment basin has to be designed all move the number. Time is the more predictable cost, and it is where projects get hurt.
- A low or medium-risk plan on a site with civil drawings already drawn is usually the fastest document in the approval set, because the drawings exist and the controls are standard.
- A high-risk plan needs soil data and often a basin design, which means a site visit, laboratory turnaround on dispersive soil samples and an engineer’s design before the certificate can be signed.
- The hidden delay is sequencing. Brisbane’s 10-day lodgement window sits in front of the pre-start meeting. Miss it and the earthworks contractor is standing down while the certificate is chased.
So commission the ESCP when the civil drawings are issued for approval, rather than when the pre-start meeting is booked.
What goes into a council-ready ESCP
Every South East Queensland council points to the IECA Best Practice Erosion and Sediment Control document, first published in 2008 and reissued in a consolidated 2025 edition, as the standard the plan has to meet. A plan written to it contains:
Site and soil assessment
Catchment area, slope, drainage paths, receiving waters and soil properties. In Ipswich, western Logan and parts of Moreton Bay the soil is dispersive, meaning it slakes into suspended clay the moment it is wet, and a standard sediment fence does very little. Dispersion testing at the assessment stage is what tells you whether the plan needs a high-efficiency basin with flocculation instead of a fence.
Erosion hazard assessment
The council’s own form where one exists. Brisbane and Logan both publish one, and it is lodged with the application. Its result is the risk rating that decides who signs the plan.
Staging
Separate control layouts for clearing, bulk earthworks, construction and stabilisation. A plan drawn for the finished pad is wrong for the first six weeks of the job, and inspectors know it.
Drainage and erosion controls
Diversion drains that keep clean upslope water off the disturbed area, staged clearing so bare soil is exposed for as little time as possible, and ground cover, mulch or spray stabilisation on anything that will sit bare through a wet week.
Sediment controls
Sediment fences on the low side, a stabilised rock entry so trucks do not track mud onto the road, inlet protection on every stormwater pit, stockpile controls, and where the catchment and soil call for it a correctly sized sediment basin, which IECA classes as a Type 1 sediment control. For exposed areas over 2,500 square metres the controls are designed to release no more than 50 milligrams per litre of total suspended solids at 80 per cent effectiveness, which is the State Planning Policy objective most schemes adopt.
Drawings, monitoring and the certificate
A scaled plan showing the location and detail of every measure with standard drawings for installation, an inspection and maintenance schedule with rainfall triggers and record keeping through to final stabilisation, and the design certificate signed by the CPESC or RPEQ where the risk rating calls for it.
ESCP requirements by council in South East Queensland
The forms and thresholds below were checked against each council’s published guidance in September 2026. Councils revise them, so confirm the current version before lodging.
Brisbane City Council
An ESC plan is expected for any development application or operational works involving soil disturbance. The Erosion Hazard Assessment form rates the site low, medium or high. Low needs no further ESC forms, medium needs a design certificate from a CPESC or RPEQ, and high needs a plan prepared by a CPESC or RPEQ, a CPESC-signed design certificate and an inspection certificate. The design certificate goes to council at least 10 days before the pre-start meeting. More on ecological consulting in Brisbane.
City of Gold Coast
Erosion and sediment control is assessed against the City’s Land Development Guidelines, the Queensland Urban Drainage Manual and the IECA document, with an operational works application where stormwater connects to council infrastructure. The City publishes its on-the-spot fines for sediment leaving a site as 15 penalty units for an individual and 75 for a corporation, and court penalties of over $200,000 for an individual and over $1 million for a corporation. More on ecological consulting on the Gold Coast.
Sunshine Coast Council
A construction ESC plan covering every stage of the work is required with development applications under the planning scheme policy for development works. Catchments under 2 hectares may use a deemed-to-comply solution. Plans are certified by an RPEQ or CPESC, sites are inspected at least monthly, and council publishes a fine range of $2,503 to $12,517 (2026) under the Environmental Protection Act 1994 for depositing soil or carrying out earthworks without reasonable sediment controls. More on ecological consulting on the Sunshine Coast.
City of Moreton Bay
Council runs an audit and inspection program on building sites and expects compliant controls installed before any ground-disturbing work. Development works must include temporary runoff, erosion and sediment controls designed to the planning scheme policies, and builders are pointed to the IECA document and the Water by Design ESC checklist. Enforcement runs from direction notices to penalty infringement notices and prosecution. More on ecological consulting in Moreton Bay.
Logan City Council
An Erosion and Sediment Control Hazard Assessment form is lodged with any development application that disturbs soil, and Planning Scheme Policy 5 (Infrastructure) requires an ESCP that complies with the IECA best practice guidelines and the State Planning Policy design objectives. The hazard form rates 1 hectare or more of soil disturbance as high risk and more than 1,000 square metres as medium. A medium-risk design certificate is signed by a CPESC or RPEQ, and a high-risk certificate by both a CPESC and an RPEQ. More on ecological consulting in Logan.
Ipswich City Council
Council describes Ipswich as having some of the most dispersive soils in Queensland. Developers are expected to prepare an ESCP to IECA standards, usually as a concept ESCP within the stormwater management plan, and to implement it through clearing and bulk earthworks. Enforcement runs from written warnings and environmental enforcement orders to stop-work notices and infringement notices. More on ecological consulting in Ipswich.
Redland City Council
Controls must be installed before any excavation or site disturbance, and council may fine an owner or builder when soil leaves a property for the gutter or a waterway. Planning Scheme Policy 2 (Infrastructure Works) requires any engineered structure in an ESCP to be designed and certified by an RPEQ. More on ecological consulting on Redlands Coast.
What happens if you skip it
Letting sediment leave a site is an offence under the Environmental Protection Act 1994, and local governments enforce it directly. The common on-the-spot fine is 15 penalty units for an individual and 75 for a corporation, which at the Queensland penalty unit value of $172.70 from 1 July 2026 comes to roughly $2,590 and $12,950 per notice. Sunshine Coast publishes its range as $2,503 to $12,517 on the 2025-26 unit value, and the Gold Coast publishes court maximums above $200,000 and $1 million. Those fines are the visible cost, and the larger one on most jobs is the direction notice or stop-work order that follows a wet week with no controls in, plus the invoice for cleaning sediment out of council drains.
What to do now
Find the ESC wording in your decision notice, and download your council’s hazard assessment form if it has one. The form tells you the risk category before anyone is engaged.
Address, lot on plan, the conditions and any civil or site drawings are enough for a fixed-fee quote and a confirmed risk category, and the pre-start date lets us confirm timing in the same reply.
The plan, drawings, monitoring schedule and design certificate are prepared together and lodged inside your council’s window, and (07) 3018 7538 reaches us if you would rather talk it through first.
What this does not change
Frequently asked questions
Can I prepare my own erosion and sediment control plan?
For a low-risk site, yes, and many builders draw the controls on the site plan themselves. For a medium or high-risk site the plan needs a CPESC or RPEQ design certificate, and for a high-risk site the plan itself is prepared by one of them, so preparing it yourself only saves the drafting.
Do I need an ESCP for a house build in Queensland?
Most single house sites are low risk and are not asked for a certified plan, but sediment controls still have to be installed before excavation and councils fine builders when soil reaches the gutter. A sloping block, a large cut and fill, dispersive soil or a creek at the back fence can push a house site into the medium category.
What is the difference between an ESCP and an ESC design certificate?
The plan is the document and drawings. The design certificate is the one-page form a CPESC or RPEQ signs to certify the plan meets the council’s requirements and the IECA standard. Low-risk sites need the plan only. Medium and high-risk sites need both, and high-risk sites add an inspection certificate during construction.
How long does an erosion and sediment control plan take?
A low or medium-risk plan on a site with drawings is usually the quickest document in the set. A high-risk plan needing soil testing and a basin design takes longer, and Brisbane’s 10-day lodgement window sits in front of the pre-start meeting on top of that. Give the pre-start date with the enquiry and the timing is confirmed in the quote.
Why use an ecology consultancy for an ESCP?
The approval that conditions the ESCP usually conditions a CEMP, waterway buffers, vegetation protection or koala management as well, and a sediment plan drawn without them gets returned with an information request. Preparing the ESCP and the ecological documents together puts the sediment fence outside the tree protection zone and the basin outside the mapped wetland, and the council reads one consistent set.
Send us the site address, your conditions and the pre-start date, and we will confirm the risk category and quote a fixed fee for a certified ESCP. Queensland Ecologists prepares erosion and sediment control plans certified by a CPESC and RPEQ practitioner for sites across Brisbane, the Gold Coast, the Sunshine Coast, Moreton Bay, Logan, Ipswich and Redlands, alongside the ecological documents the same approval asks for. Request a quote or call (07) 3018 7538.