Australia’s biggest investment firms are worried the capital gains tax changes will be enshrined in law before they have been given the chance to properly consult.

Significant changes to tax discounts in the 2026 federal budget are likely to shift how and where people choose to invest.

Start-up founders say the federal government's CGT changes may see investment in new businesses go offshore. But Airtree Ventures co-founder Daniel Petre is warning against a…