1 jan 1990 ano - 1990 Austin v Michigan Chamber of Commerce

Descrição:

The Supreme Court ruled that prohibitions on corporations from using treasury money to make independent expenditures to support or oppose candidates in state elections was constitutional.

This ruling re-enforced the existing federal ban on corporate political expenditure. It would not be overturned until 2010 with Citizens United v FEC, which found that such prohibitons were in fact unconstiutitonal.