The Minister for the Environment has requested that the Environmental Protection Authority (EPA) review the revised Motorplex Noise Management Plan (NMP) prepared by the Western Australian Sports Centre Trust (WASCT) and provide advice under Section 46(1) of the Environmental Protection Act 1986 (EP Act) on possible changes to the Environmental Conditions relating to noise management. The request relates to Environmental Condition 7-1 of Ministerial Statement 531 issued on 20 December 1999 allowing the Kwinana International Motorplex to be implemented.