For buses and trucks used to transport dangerous goods, as well as trucks in which the maximum permitted mass exceeds 15 tons, tachographs will make mandatory from the beginning of April next year. For trucks with a permitted mass of 12 tons, which are not used to transport dangerous goods, the deadline is scheduled for September 1 of the next year, and for trucks, the mass of which lies from 3, 5 tons to 12 tons, with which tachographs are tachographs will become mandatory, moved to April 1, 2015. Transport, which is equipped with tools for monitoring labor and rest modes, or does not have international tolerance for transportation, will need to be equipped with tachographs no later than January 1, 2016.