2013: New EU I-Size regulation is introduced: "i-Size" is the name of a new European safety regulation, UNECE Regulation 129 that affects car seats for children under 15 months of age. It came into effect in July 2013 and provides extra protection in several ways, most notably by providing rearward facing travel for children up to 15 months instead of 9 to 12 months, which the previous EU regulation advised. Read more about I-Size. This new regulation is to be phased in between 2013 and 2018 and will be run in parallel to UNECE R44/04 until 2018 when it completely supersedes it.