There can be no presumption of constitutionality if decisions of such importance are taken in a haste manner. For the Section 377 case, the Supreme Court states that Pre-constitutional laws could not have a presumption of constitutionality due to the fact that they were made in haste. There was no application of judicial mind. The same is applicable here. This Bill was passed without the MPs even reading it. :Ramachandran
The Constitution of J&K was adopted by the Constituent Assembly of J&K in 1956. This was a result of the Delhi Agreement by Sheikh Abdullah and Nehru . The Constitution of J&K is mentioned in a footnote of Article 356 of the Constitution of India : RR
Comparison of the Instruments of Accessions signed by various princely states. The Indian Independence Act, 1947 allowed for accession to either India or Pakistan (third option being the choice to remain independent). However, the powers given to either of the two countries could only be done with the consent of the people.
President’s Rule puts the Governor in charge in the place of the State Legislature. Thereafter, the Governor gives concurrence despite being a a representative of the Union itself. Essentially, this means that the concurrence of the State Legislature, which represents the will of people, was completely ignored.