IRB 4-Week Entitlement Calculator (SABS)

Independent evidence for income and support disputes

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This working calculator provides a quick, structured estimate of weekly Income Replacement Benefits (IRB) based on pre-accident income, statutory caps, and common offsets.

The methodology mirrors how IRB calculations are typically approached in accident-benefits files for illustration and internal review purposes.

IRB – 4-Week Calculator

Calculation Results

Gross weekly income: $

70% of gross weekly income: $

Less: collateral benefits: $

Weekly IRB (capped): $

Less: 70% of post-MVA earnings: $

Net weekly IRB: $

This calculator is for illustration only and does not constitute legal, financial, or actuarial advice. IRB entitlement depends on SABS, optional coverage, offsets, and file-specific evidence.