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Product stewardship for oil gap tax gap

How we estimate and aim to reduce the product stewardship for oil (PSO) gap for 2023–24.

Published 3 November 2025

Latest estimate and trends for PSO gap

Compare the 2023–24 product stewardship for oil gap with trends from previous years.

ATO action to reduce the PSO gap

How we support our clients to meet their PSO compliance obligations.

Methodology for estimating PSO gap

Learn the method we use to estimate the PSO gap.

Reliability of PSO gap estimate

How we make sure the PSO gap estimate is reliable.

QC105698