Technical Rule for Hazardous Substances
Version: January 2013
GMBl 2013 p. 446–475 of 15 May 2013 [No. 22]
Amended and supplemented: GMBl 2014 p. 1346 of 19.11.2014 [No. 66-67] (not up-to-date and unofficial version; mandatory is the current German version)