As part of security measures in Bandarban, one of the three constituent districts of the Chittagong Hill Tracts, the administration has imposed an indefinite ban on tourism at Rowangchhari and Ruma upazilas. A public notice in this regard was issued by Bandarban Deputy Commissioner (routine duty) Md Lutfor Rahman on Sunday requesting tourists to not travel to these upazilas until further notice. However the tourists will be able to travel freely in other upazilas of Bandarban, said the notice. Read more: Bandarban: Ban on tourism in 3 upazilas extended till Dec 11 Earlier on December 3, the travel ban in three upazilas of the district Ruma, Rowangchhari, and Thanchi was extended till December 11. This is the eleventh consecutive time that such restriction has been extended for the safety of tourists amid an anti-militancy drive in the district's remote areas. Earlier, the local administration lifted the restriction from Alikadam upazila and Thanchi upazila on November 12 and November 16, respectively – before imposing it again in Thanchi. Read more: Ban on tourism in parts of Bandarban extended till Dec 4 Law enforcement agencies started a joint drive against the underground extremists and criminals in the district on October 10.