Updated January 2026 — Reflects December 2025 draft legislation (Treasury Laws Amendment Bill 2025). Proposed commencement: 1 July 2026.
No tax on unrealised gains — realised earnings only
Two-tier rates: 30% effective ($3M–$10M) / 40% ($10M+)
Thresholds CPI-indexed annually
TSB = higher of start or end of year (new rule)
First assessment: 30 June 2027
Cost base reset to market value 30 June 2026
Your Details
Total Super Balance — 1 Jul (Opening) i
$
Total Super Balance — 30 Jun (Closing) i
$
Realised Earnings During Year i
$
Concessional Contributions i
$
Tier 1 Threshold (default $3M — CPI indexed) i
$
Tier 2 Threshold (default $10M — CPI indexed) i
$
Results
TSB used for assessmentHigher of opening or closing
—
Excess above Tier 1 ($3M)Amount in 30% effective zone
—
Excess above Tier 2 ($10M)Amount in 40% effective zone
—
Tier 1 proportion% of TSB in $3M–$10M zone
—
Tier 2 proportion% of TSB above $10M
—
Tier 1 attributable earnings30% effective
—
Tier 2 attributable earnings40% effective
—
Tier 1 top-up tax (15%)
—
Tier 2 top-up tax (25%)
—
Est. Div 296 Tax Payable
—
✔ Your balance is below the $3M threshold — no Division 296 tax applies.
Your balance falls in the Tier 1 zone ($3M–$10M). Consider strategies to reduce TSB before 30 June 2027 — the first assessment date.
Your balance exceeds $10M — Tier 2 rate (40% effective) applies to earnings on the amount above $10M. Seek advice urgently before 30 June 2027.
How it was calculated
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This calculator is based on the Treasury Laws Amendment (Better Targeted Superannuation Concessions) Bill 2025 released December 2025, which has not yet been enacted into law. Proposed commencement: 1 July 2026. First assessment: 30 June 2027. Results are estimates only and do not constitute financial or tax advice. Always consult a qualified adviser before making superannuation decisions. © Amgent Wealth Management Pty Ltd.