The Complete Guide to Car Park Line Marking in Australia (2026)

Why Car Park Line Marking Matters

Clear, compliant car park line marking does far more than make a property look tidy. It determines how many vehicles can safely fit, how traffic flows through the space, and whether your facility meets the legal obligations set out under Australian Standards. Poorly marked car parks lead to confusion, near-misses, panel damage and — in the case of accessible bays — potential discrimination complaints under the Disability Discrimination Act 1992.

Whether you manage a retail shopping centre, a warehouse distribution yard, a strata apartment complex or a council-owned asset, the principles are the same: get the standards right, choose the correct material, and work with a contractor who understands compliance from the ground up. This guide covers all of it.

If you already know what you need, upload your car park plans here and receive a detailed quote within 48 hours.

Australian Standards for Car Park Line Marking

Four Australian Standards govern car park design and marking. Understanding them is the first step to a compliant project.

AS/NZS 2890.1 — Off-Street Car Parking

This is the primary standard for carpark line marking. It sets out minimum bay dimensions, aisle widths, ramp grades, sight distances and clearance heights. For a standard 90-degree bay, the minimum width is 2.4 metres and the minimum length is 5.4 metres. Aisle widths for 90-degree bays must be at least 6.2 metres for two-way traffic.

AS/NZS 2890.6 — Off-Street Parking for People with Disabilities

Accessible parking bays follow stricter requirements. Each bay must be 2.4 metres wide with a 2.4-metre shared zone on one side, giving a total marked width of 4.8 metres per pair. The international symbol of accessibility must be painted in the bay centre, and signage erected at a height visible from the driver's seat.

AS 1428.1 — Design for Access and Mobility

This standard governs the accessible path of travel between the bay and the building entrance. Gradients must not exceed 1:20 for unassisted travel, and kerb ramps must be provided where level changes occur.

AS 4049 — Paints and Related Materials

AS 4049 specifies the paint formulations acceptable for pavement markings. It covers retroreflectivity, durability and colour requirements. If a contractor is using a non-compliant paint, your markings may fail faster or not be recognised by state authorities.

Types of Car Park Markings

A complete car park line marking project typically includes the following elements:

• Standard parking bays — white or yellow lines, 2.4 m × 5.4 m minimum at 90 degrees
• Accessible parking bays — blue and white with international symbol, wider shared zones
• Directional arrows — indicating one-way traffic flow through aisles
• No parking zones — hatched areas in yellow, often near fire exits and loading docks
• Kerb marking — yellow or red for no-stopping zones, loading zones and fire hydrant clearances
• Speed humps and pedestrian crossings — alternating black and yellow or white bars
• Numbered bays — stencilled numbers for allocated parking in strata or commercial lots

Materials and Paint Types

The material you choose depends on traffic volume, surface type and budget. The three most common options are:

1. Waterborne acrylic paint — the most affordable option, suitable for low-to-medium traffic car parks. Dries in 20–30 minutes and lasts 2–4 years.
2. Two-pack epoxy — extremely durable and chemical-resistant, ideal for high-traffic or covered car parks. Lasts 5–8 years.
3. Thermoplastic — heat-applied, retroreflective and designed for external surfaces with heavy wear. Lasts 6–8 years and is the standard for road-facing areas.

Read our detailed comparison in Line Marking Paint Types Compared.

Car Park Line Marking Costs

Costs vary depending on size, condition and location. As a rough guide for 2026:

• Small car park (20–50 bays): $1,500 – $4,000
• Medium car park (50–200 bays): $4,000 – $12,000
• Large car park (200–600+ bays): $12,000 – $35,000+

Factors that influence the price include:

• Surface condition — cracked, oily or deteriorated surfaces need more preparation
• Paint type — epoxy and thermoplastic cost more than waterborne
• Access restrictions — night work, multi-level structures and occupied car parks add complexity
• Additional elements — arrows, symbols, numbering, speed humps, signage installation
• Location — metro areas are generally cheaper than regional due to mobilisation costs

How to Choose a Car Park Line Marking Contractor

Not all line marking contractors are equal. Here is what to look for:

Insurance and Licensing

Ensure the contractor carries a minimum of $20 million public liability insurance. For work near roads, they should hold a traffic management accreditation and appropriate state authority pre-qualification (e.g. VicRoads, Transport for NSW).

Compliance Documentation

A professional contractor should provide a compliance statement confirming that all markings meet AS/NZS 2890.1 and 2890.6. This protects you in the event of a council audit or insurance claim.

Surface Preparation

Ask how the contractor prepares the surface. At minimum, the area should be swept and blown clean with a commercial blower. For epoxy or thermoplastic, mechanical grinding or shot-blasting may be required. If a contractor skips surface prep, the markings will peel within months.

Warranty

Look for a written warranty — typically 12 months for waterborne paint and 24–36 months for epoxy and thermoplastic. Avoid contractors who offer no written guarantee.

Real Project Example: 650-Bay Car Park in Laverton North

In early 2025, we completed a full re-mark of a 650-bay distribution centre car park in Laverton North. The scope included standard bays, 14 accessible bays to AS/NZS 2890.6, directional arrows, speed hump markings and pedestrian crossings. The surface was aged asphalt with significant oil staining near the loading docks.

We pressure-washed the worst areas and applied two coats of waterborne acrylic to the standard bays, with thermoplastic for the driveway entrance and speed humps. The accessible bays used a combination of blue background paint and white stencil overlays. Total project time was four nights, completed between 6 pm and 4 am to avoid disrupting operations.

Similar facilities across Keysborough and the western suburbs follow the same approach. Upload your plans for a free quote.

Frequently Asked Questions

How long does car park line marking paint take to dry?

Waterborne acrylic paint is touch-dry in 20–30 minutes under normal conditions. Two-pack epoxy requires 4–6 hours before traffic, and thermoplastic sets within 5–10 minutes after application as it cools.

Do I need to close the entire car park during line marking?

Not necessarily. Most projects are staged in sections or completed at night to minimise disruption. We regularly mark occupied car parks by cordoning off bays in rotation.

How do I check if my car park is compliant with AS/NZS 2890.1?

Measure your bay widths (minimum 2.4 m), aisle widths (minimum 6.2 m for 90-degree two-way), and check that accessible bays meet AS/NZS 2890.6 dimensions. A professional contractor can conduct a compliance audit as part of the quoting process.

Can you mark over existing car park lines?

Yes, in most cases existing lines can be overmarked. However, if the old layout is changing, the previous markings should be removed by grinding or blacked out to avoid confusion.

What is the difference between waterborne paint and thermoplastic for car parks?

Waterborne paint is cheaper and faster to dry but lasts 2–4 years. Thermoplastic line marking is heat-applied, more durable (6–8 years), retroreflective and better suited to high-traffic external areas.

How often should car park lines be refreshed?

For a busy commercial car park with waterborne paint, expect to refresh every 2–3 years. Thermoplastic and epoxy markings can last 5–8 years depending on traffic and surface condition.

Ready to get your car park professionally marked? Request a free quote — upload your plans and we will return a detailed proposal within 48 hours.