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canstar
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Fact Checked
Do demerit points affect your car insurance premiums_
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So you’ve picked up a speeding fine or run a red light and now have demerit points. Will they affect your insurance?

Breaking the road rules can mean being penalised with demerit points. All Australian road users start with zero demerit points and can gain them for various offences such as speeding, running a red light, not wearing a seatbelt or using a mobile device while driving.

The number of demerit points you get depends on the offence and also varies between states. For example, using a phone while driving can get you between three and five demerit points.

The following table shows the demerit points you may receive in each state for selected traffic offences:

Demerit points per state

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OffencesNSWSAWAQLDVIC
Exceed speed limit
by less than 10km/h
(9km/h for WA and
11km/h for QLD)
120
($100
fine)
11
Exceed speed limit
by 10km/h and over
(9km/h for WA and
11km/h for QLD)
33233
Exceed speed limit
by 20km/h and over
(19km/h for WA)
45343
(Above 25km/h,
licence is suspended
for 3 months and
fine of $560 in
place of demerit
points)
Exceed speed limit
by 30km/h and over
(29km/h for WA)
576
(Up to
40km/h)
6
(Up to
40km/h)
0
(Licence suspended
for 3 months or more
and fines of $661
or more)
Exceed speed limit
by 45km/h and over
69780
(Licence suspended
for 12 months and
fine of $1,018)
Not stopping at a
red light
33333
Using a phone
while driving
533 or 444

Sourced from information available on state road authorities’ websites (18/03/26).

In most cases, you’ll be hit with a fine as well as demerit points. This also varies between states and territories and depends on the offence. For example, using a mobile handset while driving will cost you $611 in Victoria. If the matter is heard in court, the fine for illegal mobile phone/device use can be much higher, potentially as large as $1,849.

Do demerit points affect your car insurance premiums?

Having demerit points could mean an insurer sees you as a higher-risk driver, meaning you may need to pay higher premiums or excesses for your comprehensive car insurance. However, it varies from insurer to insurer. Some insurers may be less concerned by your number of demerit points and more about whether these demerits have led to your licence being suspended, disqualified or cancelled.

For example:

  • QBE told Canstar that “we may take into account whether a driver has demerit points as part of our overall pricing/underwriting for car insurance. However, we don’t price based on the specific number of demerit points a driver has.”
  • Allianz confirmed to Canstar that “Allianz doesn’t collect demerit information from our customers, and therefore demerit points aren’t taken into consideration when pricing motor insurance policies.” However, demerit points are considered alongside your driving history when calculating CTP.
  • IAG (whose brands include NRMA Insurance, CGU and more) also confirmed to Canstar that “demerit points are not a factor for comprehensive car insurance premiums.”
  • Suncorp, which includes brands such as AAMI, GIO and Bingle, says that it “doesn’t count your demerit points”, though losing your license could mean being classified as a high-risk driver and having an additional excess applied to your policy.

As well as demerit points, insurers may also consider other risk factors such as driver age, the type of vehicle and where it’s kept. Your claim history can also be a factor, with some insurers offering discounts to drivers that remain customers for a long time without making a claim.

NSW Compulsory Third Party Insurance

One type of insurance that is generally affected by demerit points is Compulsory Third Party (CTP) cover in New South Wales (NSW) – also known as a Green Slip. It protects you against compensation claims if you cause a road traffic accident that results in the injury or death of another person. CTP insurance is legally required to register a car in Australia. It’s an included cost of vehicle registration in many states, but in NSW motorists pay for it separately.

Canstar looked at what difference demerit points can have on your CTP premium. As the following table shows, demerit points increase the average premium in the hypothetical example by over $200 – from $598 to $808 or higher.

CTP premiums by demerit points in NSW

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Demerit pointsAverage premium
0$598.83
1$747.32
2$747.32
3$808.30
4$808.30

Source: www.canstar.com.au – 18/03/2026. Based on the NSW Government Green Slip Price Check tool. Quotes obtained for a Honda Civic with two drivers in their 40s residing in the Parramatta area with a history of no prior insurance claims. Other questions are considered in the quoting engine that have not been listed here.

Do you have to tell an insurance company how many demerit points you have?

If an insurer asks you how many demerit points you have or whether your licence has ever been suspended when you are obtaining a quote for cover, you must tell them the truth. If you don’t and you need to make a claim, the insurer may refuse to pay it.

How to check your demerit points

If you aren’t sure if you have any demerit points or know that you do but don’t know how many, you can double-check. Here are the details for each state and territory:

  • Queensland: You can check online through Transport and Main Roads (TMR) or with a Queensland Government (QGov) account.
  • New South Wales: You can check your demerit point balance online. You’ll need a MyServiceNSW Account.
  • ACT: You will need to apply for your licence history. You’ll need to complete the appropriate form, provide two forms of identification and also pay a fee of $30.80.
  • Victoria: You can check online if you have a myVicRoads account. You can also check by calling 1300 728 977 or visiting a VicRoads Customer Service Centre and bringing proof of identification.
  • Tasmania: Call Service Tasmania on 1300 13 55 13 and provide your licence details.
  • South Australia: You can check online but you’ll need a mySAGOV account.
  • Western Australia: You can check online. You’ll need to enter your date of birth, licence number and its expiry date.
  • Northern Territory: You can check online. You’ll need your licence number, licence card number and MVR customer ID number. You can also call 1300 654 628.

Mark Bristow is Canstar's Senior Finance Writer, and an experienced analyst, researcher, and producer. While primarily focused on Australian mortgage and home loan expertise, he has experience across energy, home and travel insurances.

Mark has been a journalist and writer in the financial space for over ten years, previously researching and writing commercial real estate at CoreLogic. In the years since, Mark has worked for the Winning Group, Expedia, and has seen articles published at Lifehacker and Business Insider.

Mark has also completed RG 146 (Tier 1), making him compliant to provide general advice for general insurance products like car, home, travel and health insurance, as well as giving him knowledge of investment options such as shares, derivatives, futures, managed investments, currencies and commodities. Find Mark on Linkedin.

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