(1) This part applies to—(a) plant that is required to be registered under part 5.3 ; or(b) plant the design of which is required to be registered under part 5.3 .
(2) Also, section 237 (2) to (5) and division 4 , subdivision 2 of this part apply to all plant that is an amusement device located in a licensed major amusement park.