The provision allowing private suits against states for money damages was invalidated.
The court allowed suits against states for failing to provide accessible courtrooms.
The measure would allow suits against companies with at least 25 employees.
The court ruled that allowing such suits jeopardize the protection of state secrets.
The court struck down a law enacted by the California Legislature in 1999 that allowed such suits.
The California court imposed a relatively broad standard yesterday, allowing suits based on constructive knowledge.
The justices in the majority said allowing suits based on both actual and constructive knowledge created the right incentives.
New Jersey law already allowed suits for reckless or intentional behavior.
Some states, including Massachusetts and Texas, already allow such suits against their governments.
