Tougher safety regulations for theme parks and rides come into place across the state, following the Dreamworld ride tragedy of 2016.
The new regulations come before the release of the findings of the coronial inquest into the tragedy, so they could be amended in future.
Though from today, major inspections of rides by qualified engineers will be required every 10 years.
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Ride operators will also have to undergo improved training.
Major amusement parks will have to follow the new Safety Case and Licensing System, which officially comes into place today.
Inspections, maintenance and operator details will also have to be properly documented going forward.
Some of the new requirements have a two year transition period.
The changes come after the tragic deaths of four people at Dreamworld back in October 2016.