The subject of this paper are contracts of distribution and service of motor vehicles. They are vertical agreements enclosed with block exemption in the field of competition law. Special legal regulations were passed for agreements in the motor vehicle sector which define conditions which those agreements need to fulfil in order to be enclosed with block exemption. For the purposes of this paper, the inside was made into several legal regulations which regulate the subject matter, and of the Croatian Competition Agency in order to show, as truly as possible, the provisions of regulations, as well as method of application of abovementioned provisions by authorized bodies on specific cases in practice. By setting special conditions which those agreements need to fulfil and limitations which they may not contain, the goal was to ensure that the participants of agreement self-asses do their agreements fulfil conditions needed for block exemption. The excessiveness of authorized bodies would be lowered in such way, even though, it does not mean necessary diminishing their role in supervision of those agreements. By passing those special legal regulations which regulate exclusively contract in motor vehicle sector, it was aspired to achieve few goals, among others, and equal market access of participants of agreements related to distribution and maintenance and reparation of motor vehicles, and consequently, the protection of consumer as final customer on the market. Through the central part of this paper, the special attention would be dedicated to those regulations and their real impact on agreements in the motor vehicle sector.