The EPA can make determinations on the way certain dangerous goods may or may not be transported, and determinations relating to the use of specific routes or vehicles.

Determinations relating to roll stability of tank trailers used to transport dangerous goods

The following determinations apply to all tank trailers which are heavy vehicles (GVM greater than 4.5 tonnes), including

  • semi-trailers
  • B-Double trailers
  • dog trailers
  • pig trailers

It is mandatory for a roll stability system (RSS) to be fitted to heavy vehicle tank trailers built on or after 1 July 2014 used to transport dangerous goods in NSW. 

From 1 January 2019, ALL dangerous goods tank trailers operating in NSW are required to be fitted with roll stability. 

These determinations are made in accordance with clause 25 of the Regulation and specify

  • who they apply to
  • requirements for roll-over control
  • the dangerous goods covered by the determinations.
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