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Petroleum resource rent tax gap

How we estimate and reduce the petroleum resource rent tax (PRRT) gap for 2022–23.

Published 3 November 2025

Latest estimates and trends for the PRRT gap

Compare the 2022–23 petroleum resource rent tax (PRRT) gap with trends from previous years.

ATO action to reduce the PRRT gap

How we support our taxpayers to meet their obligations for petroleum resource rent tax (PRRT).

Methodology for estimating the PRRT gap

Learn the method we use to estimate the petroleum resource rent tax (PRRT) gap.

Reliability of the PRRT gap

How we make sure the petroleum resource rent tax (PRRT) gap estimate is reliable.

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