16 enclaves inside Bangladesh and India have started joint survey on Monday.

Meanwhile, the members take part in the survey was held. Bangladesh on Saturday to take part in the survey were from the 34-member team in India. A 68-member team from India comes on the same day. According to the surveyors, the joint 2011 of this year's survey is based on the census data. The census of the enclaves were not married to anybody, no one died or not, have a baby or not the data will be collected.

The residents of these enclaves inside Bangladesh have also not received any nationality collect the data.