A/HRC/16/48 445. In the second communication, the Government requested more information on one outstanding case. In addition, the Government expressed its appreciation to the Working Group for the deletion of 171 duplicated cases. It also noted that the number of cases reported to the Working Group has been steadily declining over the last couple of years and it hoped that these will reduce to no new cases soon. Meetings 446. Representatives of the Government of Sri Lanka met with the Working Group at its ninetieth session to discuss developments connected to its outstanding cases. Request for a visit 447. On 16 October 2006, the Working Group requested an invitation to undertake a mission from the Government of Sri Lanka. The Government replied that it would not be possible to schedule a visit on the proposed dates, and that the interest of the Working Group would be given due consideration. Reminder letters were sent on 20 July 2009 and 16 August 2010. No reply from the Government has been received to date. Total cases transmitted, clarified and outstanding 448. Since its establishment, the Working Group has transmitted 12,230 cases to the Government; of those, 40 cases have been clarified on the basis of information provided by the source, 6,535 cases have been clarified on the basis of information provided by the Government, and 5,653 remain outstanding. Observations 449. The Working Group notes that about 80 cases of its present backlog concern Sri Lanka. It will deal with these at its ninety-third session. 450. The Working Group would like to reiterate its request to conduct a mission to Sri Lanka as soon as possible. 451. The Working Group regrets that the Government has yet to report on the further implementation of the recommendations emanating from the Working Group visits in 1991, 1992 and 1999. 452. The Working Group reminds the Government of Sri Lanka of its obligations under the Declaration to “take effective legislative, administrative, judicial or other measures to prevent and terminate acts of enforced disappearance in any territory under its jurisdiction” (art. 3). 453. The Working Group calls upon the Government to sign and ratify the International Convention for the Protection of All Persons from Enforced Disappearance and accept the competence of the Committee under articles 31 and 32. 99