Laws, courts and authorities
HwO
Abbreviation for Handwerksordnung
In short and in plain language
The HwO is the German law on crafts and trades.
It says which crafts need a master craftsman's certificate. It also says which crafts do not need one.
Definition
The HwO is the German Crafts Code. Among other things, it sets out which crafts require a master craftsman's certificate and which do not.