Drivers must only drive ahead. No turning or reversing is permitted.
Drivers must progress at a speed and in a way that avoids interference with other motorway traffic.
Drivers must not drive on any part of the motorway that is not a carriageway – for example a hard shoulder – except in an emergency.
Drivers must not stop or park on any part of the motorway unless their vehicle breaks down or they are signalled by the police (Garda) to do so.
Drivers must not drive a type of vehicle that is restricted to a maximum vehicle speed limit of 90 km/h or less in the traffic lane nearest the centre median of the motorway (the outside, or overtaking lane), except where the general speed limit is 90km/h or less.
Drivers must not pick up or set down anybody on a motorway.
Drivers must keep in the left lane of a motorway unless overtaking.
By law, drivers must enter a roundabout by turning to the left. Drivers must treat the roundabout as a junction and give right-of-way to traffic already on it (coming from the right). If the driver is unfamiliar with driving on the left hand side of the road, roundabouts may pose a particular risk (the driver should take extra care).
The information on this website according to Article 8(1) of the road safety directive (Directive 2015/413/EU) is provided by the national authorities in the country concerned. In the event of any conflict between the provided data and the rules in effect in a given country, the latter take precedence. The data are meant purely as a documentation tool and the Commission does not assume any liability for their content or their accuracy.