India has been reluctant to participate in view of Pakistan's refusal to put an end to crossborder terrorism.
"Sri Lanka regrets that the prevailing environment in the region is not conducive for holding the 19th SAARC Summit in Islamabad," the foreign ministry said in a statement.
The development comes after four of the eight member states -- India, Afghanistan, Bhutan and Bangladesh -- decided to pull out.
The LTTE on Tuesday declared unilateral ceasefire from July 26 to August 4 keeping in mind the SAARC summit.
It alleged that the decision by India to 'derail the summit' effectively 'contradicts' Prime Minister Narendra Modi's own call to fight against poverty in the region.
The 2016 SAARC Summit was to be held in Islamabad. But after the terrorist attack on an Indian Army camp in Uri in Jammu and Kashmir on September 18 that year, India expressed its inability to participate in the summit
The 2016 SAARC Summit was originally planned to be held in Islamabad on November 15-19, 2016. But after a terror attack on an Indian Army camp in Uri in Jammu and Kashmir on September 18 that year, India expressed its inability to participate in the summit due to "prevailing circumstances". The summit was called off after Bangladesh, Bhutan and Afghanistan also declined to participate in the Islamabad meet.
Prime Minister Manmohan Singh arrived in Thimphu on a two-day visit to participate in the 16th SAARC Summit that begins on Wednesday. He was received at the Paro International airport, 60 km from the capital, by Bhutanese Prime Minister Jigme Y Thinley and Indian's Ambassador to Bhutan Pavan Varma.
Prime Minister Manmohan Singh arrived in Thimphu on a two-day visit to participate in the 16th SAARC Summit that begins on Wednesday.
SAARC summit in Islamabad in jeopardy. A SAARC summit can only take place when leaders of all member countries are present, notes Rajeev Sharma.
The Summit would also underscore the need for putting in place a Regional Response Mechanism regarding disaster preparedness.
At the 14th summit, India will become the chairman of the regional grouping for a year, taking over from Bangladesh.
His Pakistani counterpart Mir Zafarullah Khan Jamali received him at the airport.
Nepal said it would take necessary initiatives and hold discussions with member-states to press for holding the 19th SAARC Summit.
Mukherjee, who is accompanied by Foreign Secretary Shiv Shankar Menon, was received by Pakistani Foreign Secretary Riaz Mohammad Khan.
Prime Minister Manmohan Singh on Wednesday left on a four-day visit to Maldives during which he will attend the SAARC Summit and have a meeting with his Pakistani counterpart Yousuf Raza Gilani.
According to sources, India would be invited to the new proposed forum, while countries like Sri Lanka, Maldives, and Afghanistan are expected to be part of the grouping.
India will have the largest contingent of journalists at the XVIth South Asian Association for Regional Cooperation (SAARC) Summit that is being held in Thimphu this week.
The external affairs ministry was authorised on Thursday by the Union Cabinet to negotiate and finalise the text of the Convention for cooperation on criminal matters, so that it can be signed during the SAARC Summit in August, to be attended by Prime Minister Manmohan Singh.
There were speculations galore about the Pakistan premier's early departure in the wake of the Indo-Pak bilateral talks, reports Prasanna D Zore from Addu
The government will prepare a strong case for restoration of 27 percent quota for OBCs in elite educational institutes.
Leaders of Afghanistan, Bangladesh and Bhutan have also decided not to attend the summit, which now has to be cancelled as per the SAARC charter.
Prime Minister Narendra Modi will visit Pakistan to attend the South Asian Association for Regional Cooperation summit likely to be held in September 2016.
Prime Minister Narendra Modi and leaders of other South Asian Association for Regional Cooperation countries will meet in Kathmandu on Wednesday with an aim to revitalise the regional grouping and make it a major platform to fuel economic growth through liberalised trade and combat challenges of terrorism and climate change effectively.
Prime Minister Narendra Modi arrived in Kathmandu on Tuesday to attend his first SAARC Summit, being hosted by the Government of Nepal.
The summit will be held in the picturesque city of Kandy, with Colombo planning 'foolproof' security arrangements to ward off any attack from the LTTE as it battles the rebel forces in the north.
Former Indian envoys reflect on the life and legacy of Bangladesh's former Prime Minister Khaleda Zia, highlighting her role in restoring democracy and the complex relationship between India and Bangladesh during her tenures.
They shared the dais but other than a formal handshake, there was no exchange of courtesies between prime ministers of India and Pakistan during the nearly three-hour South Asian Association for Regional Cooperation Summit in Kathmandu on Wednesday.
There is a lot that the SAARC can do if only its two biggest countries, India and Pakistan, leave their disputes back home. Sheela Bhatt gauges the mood at the opening day of the regional summit in Thimphu, Bhutan.
Afghanistan became a SAARC member in 2006.
It is a simple vegetarian spread 'with less spices and oil' for Prime Minister Narendra Modi while his Pakistani counterpart Nawaz Sharif is having halal meat dishes during their stay in Nepal for the South Asian Association for Regional Cooperation Summit.
PM will raise transit and transhipment issue for NE during SAARC summit
The Summit on April 28-29, to be attended by Prime Minister Manmohan Singh, will also unveil rules and regulations for the ambitious SAARC University which is in the process of being set up in Delhi.
"We see signs of hope. Governments of the region are addressing bilateral political issues. We should break with the past and join hands to overcome the challenges," Dr Singh said.
Prime Minister Manmohan Singh on Friday met Afghan President Hamid Karzai and is understood to have discussed with him the regional situation, particularly in the war-torn country.
Prime Minister Manmohan Singh on Friday left for Colombo to attend the South Asian Association for Regional Co-operation summit beginning on Saturday, during which terrorism is expected to be one of the main topics of discussion. Singh is expected to meet his Pakistani counterpart Yusuf Raza Gilani on the sidelines of the summit and is likely to convey India's concerns over the recent spurt in cross-border terrorism and ceasefire violations.
Prime Minister Manmohan Singh arrived in Gan on Wednesday on a four-day visit to Maldives during which he will attend the South Asian Association For Regional Cooperation Summit and have a meeting with his Pakistani counterpart Yousuf Raza Gilani.