Shortly after the election of the Burke Labor government, which had in December 1983 launched the "Bunbury 2000" strategy to develop the area, a new consortium, Kukje-ICC Construction trading as International Aluminium Consortium, ruled out Pinjarra as a site. In December 1984, the State Government acquired 3700 hectares of private land at Kemerton to act as a buffer, as the EPA had recommended Kemerton over Worsley Siding due to "fewer uncertainties of ecological interactions, a much better knowledge of potential implications and lower environmental risks".
Following the election of the Burke Labor government in 1983, which initiated the "Bunbury 2000" development strategy for the area, a new consortium, Kukje-ICC Construction, operating as International Aluminium Consortium, rejected Pinjarra as a site. In December 1984, the State Government acquired 3700 hectares of private land at Kemerton to act as a buffer zone, as the EPA recommended Kemerton over Worsley Siding due to its lower ecological risks and better understanding of potential environmental impacts.