This document provides guidance for removal or/and masking existing road markings. It includes methods of removal and criteria for selecting the removal method, as well as the requirements for the masking materials and the performance requirements of the resulting surface. It does not apply to removable temporary road markings, which shall be removed in accordance to the manufacturer instructions. Some recommendations are given for removing and masking road studs, removing wet paints, removing curing membranes in new cement concrete pavements and cleaning existing road markings.