Government sources said today a decision was yet to be taken on India's participation at the talks on Friday--as proposed by Pakistan.
Following the Pathankot terror attack, India had asked Pakistan to take "prompt and decisive" action against the terrorists behind the stike and linked it with the FS-level talks.
The sources said there was a possibility of postponing the talks by a few weeks.
It also blamed his brother Rauf and five others for carrying out the attack on January 2 that left all six terrorists and seven Indian security personnel dead.
Also Read
Earlier in the day, Union Home Minister Rajnath Singh said India has no reason to distrust Pakistan's assurance that it will take effective action on inputs given about the perpetrators of the attack.
India has provided telephone number in Pakistan contacted by the airbase attackers and given other inputs. India has called on Islamabad to act on the information if the FS-level talks are to take place on Friday..
Yesterday, reports from Pakistan said law enforcement agencies have picked up "some suspects" connected to Pathankot attack from Bahwalapur district, the hometown of Maulana Masood Azhar, chief of banned terror outfit Jaish-e-Mohammed.
There were reports of "some arrests" having been made in this regard but police did not confirm any arrest related to the Pathankot attack.
The meet was followed by the NSAs of India and Pakistan meeting in Bangkok a week later following which External Affairs Minister Sushma Swaraj visited Pakistan to attend Heart of Asia Conference during which the two sides announced the resumption of talks under "Bilateral Comprehensive Dialogue" process.
In a surprise move, Prime Minister Narendra Modi also visited Lahore on December 25 to greet his Pakistani counterpart Nawaz Sharif on his birthday.