On 3 September 2009, it was reported that a Burmese detainee at KLIA Immigration Detention Centre died on 29 August 2009 due to an unknown illness and six other detainees with similar symptoms were hospitalised at Putrajaya General Hospital. On 25 September 2009, it was reported that six Burmese detainees have died at an undisclosed detention centre allegedly due to Leptospirosis. Leptospirosis is an infectious disease that occurs due to water or food contaminated by animal urine.
On 16 Sept. 2009, the State Enterprise Workers Relations Confederation (SERC), the Human Rights and Development Foundation (HRDF) and the Thai Labour Solidarity Committee (TLSC) will petition the United Nations Special Rapporteur on the Human Rights of Migrants calling for an urgent inquiry into the commencement of a nationality verification process for Burmese migrants in Thailand. Subsequently, a set of recommendations will be submitted to the Royal Thai Government.