Abstract
EU’s goal is to develop transport system which meets the economic, social and environmental requirements of society. Since first White paper on Transport in 1992 there was evolution of perception of quality and attributes of quality. The basic set of quality requirement is based on frequency, price, safety and security were dominating in 1992-2006, however since 2006 new attributes such as environment impact, and energy efficiency comes into force in European documents. However research case in Siauliai town show that it delays in user perception of quality.