The entire opposition staged a walkout to protest against the state government's rehabilitation policy for militants, who, the government in its own reply, had said had entered the state illegally via Nepal border.
The home department, in its reply to question by MLA Chaman Lal Gupta had said 241 militants, also called terrorists in the same reply - had entered the state illegally via Nepal border along with their families.
Surrendered militants Liyaqat Shah had also entered Indian territory via Nepal after being arrested by the Delhi Police and latter the matter was being inquired by the National Investigating Agency.
Panthers Party MLA Harsh Dev Singh, raising the issue in the Question Hour, asked the speaker to accept an adjournment motion for a debate on it, which was rejected by the speaker.
Harsh Dev Singh said the terrorists who had entered the state illegally pose a security threat to the state.
Chaman Lal Gupta, Ashwani Sharma, Yash Paul Sharma, Balwant Mankotia and other MLAs of the BJP - though expelled from the party - also got up from their seats and supported the demand for the debate.
Independent MLA Engineer Abdul Rashid though had an altercation with them.
The policy was formulated and adopted by the Omar Abdullah government to facilitate return of those youth who have not indulged in terrorist activity. The youths haven't returned from four identified points as Pakistan is not cooperating, but from Nepal, from where Liyaqat also came.
Speaker Mubarak Gul told protesting MLAs said that the matter of security issues can't be discussed in the assembly and also that policy had been made in consultation with the Centre MoS Home Sajjad Kitchloo tried to intervene but before he could speak, the MLAs staged a walkout.
"There was clerical error in the reply which has been made an issue. The policy has been given consent by the central government and is even adopted in the north-east also," Kitchloo told reporters latter.
"The NIA is already investigating the mater of Liyaqat Ali and truth will come out in few days."
Chaman Lal Gupta said: "The refugees who have been waiting for the past 65 years are being denied of their rights, but those who are returning illegally are being facilitated."
"The government is legitimising illegal entry into the state and that too of terrorists which couldn't be accepted as it is a serious threat to the security and sovereignty of the state and the nation," Harsh Dev Singh later told reporters.