(a) A corporation or labor organization may make a contribution from its own property to a political party to be used as provided by Chapter 257.
(b) A corporation or labor organization may not knowingly make a contribution authorized by Subsection (a) during a period beginning on the 60th day before the date of a general election for state and county officers and continuing through the day of the election.
(c) A corporation or labor organization that knowingly makes a contribution in violation of this section commits an offense. An offense under this section is a felony of the third degree.