NEWS.com.au | Qld emergency slow down laws on hold NEWS.com.au The Queensland government will monitor the success of laws which oblige drivers to slow down to 40km/h when passing emergency vehicles with flashing lights. Darren Cartwright. Australian Associated PressApril 9, 20185:48pm. Queensland's police union is ... New 40km/h speed limit for passing emergency vehicles Slow zone: Firefighters back 40km/h speed limits at emergency sites | Video Pollies support trial of reduced speed zones |