- portions of the 3GPP TS or 3GPP TR could be referred to in regulations; or
- portions of the 3GPP TS or 3GPP TR are intended to serve for certification purposes,
the 3GPP TS or 3GPP TR may be split into separate parts under the same number. This has the advantage that each part can be changed separately when the need arises.
In particular, the aspects of a product which will be of separate interest to different parties (e.g. manufacturers, operators, certification bodies, legislative bodies) shall be clearly distinguished, preferably as parts of a 3GPP TS or 3GPP TR or as separate 3GPP TSs or 3GPP TRs.
Such individual aspects are, for example: