There is no coercion or deception in this situation, so it can't be racketeering. Unless you want to classify all taxation as an extortion racket.
It's just a bad tax policy that creates weird incentives ("use the canteen even if you don't need it"). Let's keep the word racket for criminal enterprises and antivirus companies.
I agree this one is terrible, but I don't think it's because this one is racketeering.
If we think this tax is a racket, we should equally think that all taxes are a racket. That's because your "Try not paying it" argument applies to all taxes.
If we think this tax is uniquely bad, there should be another reason that it's bad. Which is my point.
It's just a bad tax policy that creates weird incentives ("use the canteen even if you don't need it"). Let's keep the word racket for criminal enterprises and antivirus companies.