Sch 7A Pt 2 para 2 Meaning of “safety seat”
In this Group “ safety seat ” means a seat— (a) designed to be sat in by a child in a road vehicle, (b) designed so that, when in use in a road vehicle, it can be restrained in one or more of the following ways— (i) by a seat belt fitted in the vehicle, or (ii) by belts, or anchorages, that form part of the seat being attached to the vehicle, or (iii) by a related base unit, and (c) incorporating an integral harness, or integral impact shield, for restraining a child seated in it.