And all those insulated wires they mandate? What a rip off! Two straightened coat hangers ought to be enough for anybody.
There is a big difference between mandating products offered to the public need to meet basic safety norms and mandating that you obtain the services of a third party cartel to maintain your own property.
You are not, in the UK at least they teach you how to install a plug yourself in school. Please tell me what is the hazard of adding a plug to your aircon?