DIN CEN/TS 17438:2021-06
Source materials considered in the development of the Aggregate standards of TC 154; German version CEN/TS 17438:2020
Online service subscriptions
This document also features in an online service. Online services not only give you electronic access to collections of standards, they contain lots of extra information too (such as directives, legal texts, commentaries, etc.). There are automatic updates on a regular basis – and online services also give you large savings compared with the cost of purchasing standards individually.