Requirement of automat ic recognit ion of veh icle license numbers from their p lates isincreasing fo r social services such as t raffic cont ro l and co llect ion mo to r2w ay charges. Th is paperp ropo ses an algo rithm based on mathemat ical mo rpho logy operat ions to detect the region of aveh icle licence p late from an image. The uniqueness of th is algo rithm, in comparison w ith..