VERIFIED OFFICIAL SOURCE

Australian Taxation Office - Decisions you can object to and time limits

ato.gov.au

Used by1 published procedure

Last checked2026-09-23

Source domainato.gov.au

Official source URLhttps://www.ato.gov.au/individuals-and-families/your-tax-return/amend-your-tax-return/object-to-a-decision/decisions-you-can-object-to-and-time-limits

CONNECTED GUIDES

Procedures using this source

These Helpydo guides reference this official page as a verification source.

AUAustralia

How to Object to an ATO Tax Decision or Assessment You Think Is Wrong

Lodge a formal objection if you disagree with an eligible ATO tax decision or assessment. Check the deadline, state your grounds in detail and provide supporting evidence.

Why Helpydo lists official sources

Rules, fees, forms and processing routes can change. Helpydo connects procedural guidance to the responsible authority so you can verify time-sensitive details before acting.