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.