What specific changes were made to this section by the Constitution (Sixty-third Amendment) Act, 1989?
The specific change made to this section by the Constitution (Sixty-third Amendment) Act, 1989 is that it omitted the part related to "Application of this Part to the State of Punjab" as stated in the given context: "3359A. [Application of this Part to the State of Punjab.]—Omitted by the Constitution (Sixty-third Amendment) Act, 1989, s. 3 (w.e.f. 6-1-1990)."