Updated: 08.11.2026
A partly completed machinery is an assembly that almost forms a machine but cannot perform a specific application on its own. It is intended to be incorporated into a machine. A window actuator is typically such partly completed machinery.
What does this mean for windows?
Only window, actuator and control together form the complete machine: the power-operated window. The actuator comes with a Declaration of incorporation and assembly instructions; whoever assembles the window carries out the Risk assessment for the whole.
Learn more: Power-operated windows from 2027. Note: overview, not legal advice.
