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In November 2019, the Government of Montenegro published bylaw on categorisation of state roads. With new categorisation, R-25.1 regional road was created from municipal road.
^ "Odluka o kategorizaciji državnih puteva" [Decision on categorisation of state roads]. www.sluzbenilist.me (in Montenegrin). Official Gazette of Montenegro. 25 November 2019. Retrieved 5 March 2020.