18th Reconnaissance Regiment () of the Polish Land Forces is based in Białystok. Its heritage was the former 18th Territorial Defense Battalion and prior the former 18th Mechanized Brigade. On April 23, 2009, the unit visited the Polish Minister of National Defense, Bogdan Klich. During the meeting the Minister informed the soldiers that in February 2009 it was decided to reorganize the battalion, no later than 30 June 2009 and create a reconnaissance regiment. The 18th Reconnaissance Regiment was formed on July 1, 2009.