Re: Take yer lazy americanisms and get ter feck!
Not even then. Unless you're American.
7. To maintain at all times a relationship with the public that gives reality to the historic tradition that the police are the public and that the public are the police, the police being only members of the public who are paid to give full-time attention to duties which are incumbent on every citizen in the interests of community welfare and existence.
If the Police weren't civilians then they'd be military. And they're not that (or shouldn't be, not in any civilised nation).