Independent Nationwide Network
Fully Accredited Alcohol Interlock Systems
Call Our Support Line: 1300 881 005

State Interlock Programs/Schemes

Discover Each Australian State & Territory’s Alcohol Interlock Programs and Schemes. In Australia, each state provides direction on how interlock programs operate. Important factors can differ between states, click here to learn more about the rules for each Australian state & territory’s Alcohol Interlock Programs and Schemes.

Get Started

Private Interlock Systems

Find Out How to Install a Private Alcohol Interlock System. If you are looking for a new Private Interlock System for your employees, follow the link below to learn more about the products available to get you started.

Get Started

About Us

Guardian Interlock manages alcohol interlock programs/schemes on behalf of various state transport authorities in Australia and offers Interlock solutions to safety conscious businesses and individuals.

Learn More

Service Centres

Guardian Interlock has a vast network of Service Centres across Australia for interlock installation, interlock services and interlock removal. To find your nearest Service Centre, click on your state of residence.

View LocationsStore Locator

Service Centre Login

Login to access Guardian’s Service Centre portal to order stock or access Documentation. If you do not know you login please contact us.

Get Started
News
August 23, 2019

NEW Guardian 2030 Interlock Device

On 1 May 2019. Guardian Interlock Systems Australasia Pty Ltd commenced supply of the Guardian 2030 Alcohol Interlock Device. This system and all associated alcohol interlock device services offered by Guardian Interlock Systems Australasia Pty Ltd are not associated with, sponsored by, approved by, licenced by and/or affiliated with ACS Corp Canada.

Latest News

June 23, 2026

Common Interlock Myths That Could Put Your Licence at Risk

  If you are currently enrolled in an alcohol interlock program or preparing to have a device installed, you have probably already encountered advice  -  from friends, online forums, social media groups,…
Read More
May 30, 2026

Alcohol Interlock Installation & Servicing in Newcastle and the Central Coast

Looking for a trusted alcohol interlock provider in Newcastle or the Central Coast? Guardian Interlock has you covered with accredited service centres across the Hunter region and Central Coast. If you've recently…
Read More
April 28, 2026

Work, Parenting and an Interlock Condition: How to Manage Your Time

Having an alcohol interlock condition can feel overwhelming, especially when you are juggling work, school runs and family commitments. You may worry about being late to appointments, getting stuck at a service…
Read More