Demonstrations were set to kick off in the early afternoon with protests planned in Muzaffarabad, the largest city in Pakistani-held Kashmir, alongside rallies in Lahore, Karachi, and the capital Islamabad.
The three political leaders were moved to an official guest house on Monday, according to a court order, the same day as the announcement in New Delhi that Kashmir's special status under the constitution had been removed.
Interior Minister Amit Shah told parliament the federal government would scrap Article 370, a constitutional provision that grants special status for disputed Kashmir and allows the Indian state of Jammu and Kashmir to make its own laws.
Pakistan Prime Minister Imran Khan said on Tuesday the country was considering an approach to the United Nations Security Council after India stripped its portion of contested Kashmir of special status.
Pakistan Army chief General Qamar Javed Bajwa is to chair a Corps Commanders Conference in Rawalpindi on Tuesday to discuss the situation along the LoC and the developments
The death was confirmed by police after the government passed a presidential decree on Monday stripping the Muslim majority state of its longstanding semi-autonomous privileges.
An eerie silence hangs over the city, punctuated by sporadic bursts of gunfire and the rumbling of armoured vehicles moving through near-empty streets.
In a statement issued by the Ministry of Foreign Affairs and International Cooperation on Thursday stressed "the need to use dialogue for maintaining peace, security and stability in the region."
India struck down a constitutional provision on Monday that granted special status to residents of Jammu and Kashmir state.