Skip to content Designs tax policy, including PRRT changes; ran the 2017 and 2023 reviews. Inquiry (2026) chaired by Senator Steph Hodgins-May; over 230 submissions. Parliamentary Budget Office: independent costings and historical fiscal data. Offshore titles administrator / offshore safety and environment regulator. Australia’s Future Tax System review (2010) led by Ken Henry. Recommended a uniform 40% resource rent tax with uplift only at the bond... 