Xero change history: ATO services may be unavailable

Xero reported a major ATO outage preventing customers from filing tax returns or STP filings, affecting AU Payroll and Tax Reporting - BAS, TPAR. It started at 2026-09-28 00:03 UTC and lasted 25 min, resolving at 2026-09-28 00:28 UTC after the ATO implemented a fix.