Lucknow/ Agra, Jan 21 (ANI): The northern state of Uttar Pradesh is taking measures to step up vigil ahead of US President Barack Obama's visit to the Taj Mahal later this month. The state has asked for 10 companies of paramilitary forces from the Central government in view of the multi-tier security set up for the high profile visit. The city of Agra is set to become a fortress ahead of Obama's visit on January 27. The Taj Mahal will be closed to visitors on that day. Multi-tier security arrangements are in place for US President's visit.