The Billionaire Tax Act would impose a one-time tax of 5% on the total wealth of California tax residents whose net worth is $1 billion or more.

State residents worth more than $1bn could face one-off, 5% tax to help fund education, food assistance and healthcare

The Billionaire Tax Act would impose a one-time tax of 5% on the total wealth of California tax residents whose net worth is $1 billion or more.