Australia GST Guide

Understand VAT registration, rates, filing, e-invoicing and representation requirements in Portugal. Desucla represents, files and pays VAT for cross-border businesses.

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Last reviewed 08 June 2026

Reviewed by Desucla Tax Team

Last authority check 08 June 2026

Tax authority Australian Taxation Office (ATO)

Source status Based on tax authority guidance, local legislation and Desucla operational experience.

Important: Important: This guide is general information, not tax advice. Requirements depend on your business model, customer type, transaction flows and local authority interpretation.

At a glance

Local tax name / acronym	Australian Taxation Office (ATO)
Standard rate	10%
Reduced rates	None
Registration threshold	AUD 75,000
Filing frequency	Monthly if turnover > AUD 20m; quarterly standard; annual option for some small taxpayers
E-invoicing / digital reporting	Electronic invoicing is voluntary through the Peppol ecosystem, and no broad mandate exists.
Typical registration lead time	2-6 weeks