When was this rule published and when did it become effective?
The specific rule being referred to in the context provided is: "Subs. by s. 29 and Sch., Constitution (Seventh Amendment) Act, 1956, for "such a State" (w.e.f. 1-11-1956)." This indicates that this rule was substituted by the Constitution (Seventh Amendment) Act in 1956 and it became effective on 1st November, 1956.