The provisions of this amendatory Act of 1961 shall not affect the validity of any official plan or map adopted and in force prior to the effective date hereof.
65 ILCS 5/11-12-10
The provisions of this amendatory Act of 1961 shall not affect the validity of any official plan or map adopted and in force prior to the effective date hereof.
65 ILCS 5/11-12-10