ModiCert®

VASS Signatory Services

Engineering Services

Design, FEA, Calculations

Your Innovation, Certified. From Concept to Compliance

Scroll Down

Heavy Vehicle Engineering, Design, and Compliance Services in Victoria

With decades of industry experience, ModiCert delivers tailored, advanced solutions that address the unique requirements of heavy vehicles while maintaining the highest standards of safety and compliance. Our commitment to engineering excellence and regulatory adherence underpins safer, more efficient road transport. We provide expert consultancy, precise engineering assessments, and dependable approvals for heavy vehicle modifications in Victoria.

Specialising in VASS certification (Blue Plate) for heavy vehicle modifications, we ensure full compliance with all relevant regulations. Our team includes an authorised signatory who is a qualified heavy vehicle engineer and VASS engineer, capable of issuing the essential VASS approval certificate required for modified vehicles. Partnering with ModiCert means accessing accurate, reliable engineering services designed to keep your fleet safe, compliant, and roadworthy-driving innovation and confidence in every journey.

Heavy Vehicle engineer in high-visibility vest writing on a clipboard in front of a truck engine with visible cables and mechanical components.

ModiCert provide Vehicle Assessment Signatory Scheme (VASS) certifications for a range of heavy vehicle modifications, including:

  • Suspensions
  • Brakes
  • Wheelbase & Chassis
  • Body Mounting
  • Tow Couplings
  • Mass Rating

As a registered VASS signatory and VASS engineer, ensures all modifications meet regulatory standards.

Call 0416309409 or contact us via WhatsApp

Finite Element Analysis (FEA) Services:

  • Drawbar FEA – Compliant certificate to ADR 62
  • Towbar FEA – Compliant certificate to ADR62
  • Skidplate FEA – Compliant certificate to AS4968.1&3
  • Chassis FEA
  • Truck body/Tray FEA
  • Lifting spreader bar FEA – WWL certificate
  • Structural FEA Services

Why VASS is Necessary

If you’ve made changes to your heavy vehicle or brought one in from another state or overseas, you might need a VASS certificate to legally register and drive it on the road. VASS (Vehicle Assessment Signatory Scheme) is a system designed to make sure heavy vehicle modifications meet proper safety and design standards.

VASS approval is required in several situations, including:

  • Your heavy vehicle has been modified or upgraded (such as changes to the chassis, engine, fuel type, or body structure).
  • You’re trying to register an imported vehicle.
  • The vehicle has been written off and repaired.
  • It doesn’t meet the standard registration requirements.

A VASS certificate proves that your vehicle is safe, roadworthy, and built to the required standards. It’s an important step to ensure your vehicle is not only compliant but also safe for everyone on the road.

If you’re unsure whether you need one, don’t worry—we can help. At Modicert, we provide professional VASS certification and heavy vehicle modification services to make the process smooth and hassle-free.