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Western Australia Driving Rules

Essential road rules and regulations for caravan and camping travelers in Western Australia

Important Legal Notice

This guide provides an overview of key road rules for travelers. For complete, legally authoritative information, always refer to the official Transport WA website. Road rules can change - verify current rules before traveling.

Official Resources

Contact Information

Authority: Transport WA

Phone: 13 81 38

Website: Transport WA

Official Rule References

Key Highlights for Travelers

  • 110 km/h speed limit on some highways
  • Speed limit reduced to 100 km/h when towing
  • Mobile phone use: $500 fine + 3 demerit points
  • Strict enforcement on outback roads

Speed Limits

ZoneSpeed LimitNotes
Built-up areas50 km/hUnless otherwise signposted
Highways110 km/hOn designated highways only
When towing100 km/hMaximum limit when towing trailer

Towing & Caravan Regulations

  • Maximum speed 100 km/h when towing (even on 110 km/h roads)
  • Combined vehicle and trailer length max 19 metres
  • Trailer brakes required if ATM exceeds 750kg
  • Additional mirrors required for wide loads

State-Specific Rules

Highway Speed Limits

Some WA highways have 110 km/h limits. Reduced to 100 km/h when towing.

Remote Area Driving

Extra caution required on outback roads. Wildlife, road trains, and extreme distances between services.

Need Complete Legal Information?

This guide covers key rules for travelers. For comprehensive legal information, visit the official Transport WA website.

View Official Road Rules