# The California Business Roundtable, which represents major employers in California, claimed in a memo that the proposed tax could be later tweaked to go after non-billionaires.

*business · news · 2026-04-27 · New York Post*

## Key points

- The billionaire tax proposal allows future amendments by a two-thirds legislative vote if consistent with its purpose.
- Opponents warn the amendment clause could enable lawmakers to lower the tax threshold or remove exemptions.
- Supporters argue amendments cannot alter the act's fundamental purpose: a one-time, billionaire-only tax.
- The measure requires all taxpayers to file declarations of non-billionaire status, auditing by the state Franchise Tax Board.

**Countries:** United States

[Read the full story on New York Post](https://nypost.com/2026/04/27/us-news/billionaire-tax-could-later-target-californias-middle-class/)

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