If a four person table has three Nazis sitting at it, and a fourth person sits down with them, there are four Nazis at the table.
Accordingly, if a public figure makes a Nazi salute (several times) in a public live recording, they are a Nazi.
If it walks like a duck, etc.
They may not claim Nazism, but fascism is fascism whatever flag you wave. The individual motivators behind it are not relevant.
Both my grandfathers are rolling over in their graves as I watch fascism goose step into America.
I would posit that it could be based on something else entirely, a civic or moral obligation a person feels to abide by the spirit of the law to help protect fellow people, even if they would not be punished or could some how gain something - in this case, a finite resource - time, for violating the law.