standard byInternational Organization for Standardization , 02/01/2026
This document provides criteria for judgement of usability of child restraint systems (CRSs) with ISOFIX attachments and their corresponding anchorage systems in vehicles.
u000bThis document provides criteria for a separate evaluation of the CRS ISOFIX attachments, of the ISOFIX anchorage installation in vehicles, and an evaluation of the interface issues when installing a CRS in a certain vehicle.
u000bThis document covers both rigid and flexible attachments of the CRS to the vehicle ISOFIX anchorages.
u000bNOTE1 CRS includes enhanced child restraint system (ECRS) according to UN Regulation No. 129.
u000bNOTE2 Although ISOFIX is defined in the original “ISOFIX” standard (ISO 13216-1) to be a rigid system, the term “ISOFIX” in this document is extended to include flexible CRS attachments (e.g. LATCH in USA, UAS in Canada).
